YELLOWS

Mustard Seed

#ECDD87

RGB 236, 221, 135 · HSL 51°, 73%, 73% · CMYK 0, 6, 43, 7

Mustard Seed is #ECDD87 in HEX — rgb(236, 221, 135), hsl(51°, 73%, 73%), cmyk(0%, 6%, 43%, 7%).

Mustard Seed pulls into the light end of the yellows spectrum — HSL 51°, 73%, 73%. The saturated saturation makes it bold and immediate, and the hue reads warm. In interior projects it shines on kitchens, breakfast nooks, kids' rooms, accent walls — bringing sunlight indoors. Reads best alongside white trim, natural linen, light oak, brushed brass.

Color Codes

HEX#ECDD87

RGB236, 221, 135

HSL51°, 73%, 73%

HSV51°, 43%, 93%

CMYK0, 6, 43, 7

Decimal15523207

CSS RGBrgb(236, 221, 135)

CSS HSLhsl(51, 73%, 73%)

Paint Matches — this color across 16 brands

Behr

Mustard Seed 370D-4

Exact match

Dulux

Day Glow S17G4

ΔE 1.6 · #EADA82

Benjamin Moore

Mulholland 369

ΔE 2.7 · #E8D988

Valspar

Island Sun 3007-3C

ΔE 2.7 · #EFDA86

Vista Paint

Australian Outlook K-458

ΔE 4 · #E0D27D

Sherwin-Williams

Fun Yellow SW6908

ΔE 4.2 · #F7E594

Dunn-Edwards

Beach House DE5430

ΔE 4.9 · #EDD481

PPG

Calabash 1213-5

ΔE 5.1 · #F8EB97

Dutch Boy

Tinker Belles VS-9602

ΔE 5.8 · #FDED98

Hallman-Lindsay

Scene Stealer 833

ΔE 6 · #FAE89A

Colorhouse

Beeswax .04 Beeswax-04

ΔE 6.1 · #E0CD74

Kilz

Yellow Green LF230-01

ΔE 6.6 · #F1E99B

IKEA

IKEA075 75

ΔE 6.7 · #E2E38D

RAL

Light Ivory 1015

ΔE 8 · #E6D690

Farrow & Ball

Dayroom Yellow 233

ΔE 9 · #F7E29D

Kobra

Yellow 06

ΔE 15.7 · #F2D964

Light Reflectance & Undertone

Light Reflectance Value (LRV)

71/100

Light

0 · DarkLight · 100

Reflects plenty of light and keeps spaces feeling open and airy while still showing clear colour. A safe, flexible choice for living areas.

Undertone

TemperatureWarm MasstoneYellow UndertoneGreen

Reads as a warm yellow with a green undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#ECDD87

#8897EC

Analogous

#ECAB88

#ECDD87

#C9EC88

Triadic

#ECDD87

#88ECDD

#DD88EC

Split-Complementary

#ECDD87

#88C9EC

#AB88EC

Tetradic

#ECDD87

#88ECAB

#8897EC

#EC88C9

Monochromatic

#BEA61E

#E2CB46

#ECDD87

#F7F0CA

#FCF9E9

Rectangle

#ECDD87

#97EC88

#8897EC

#DD88EC

Compound

#ECDD87

#C9EC88

#8897EC

#AB88EC

Variations

Lighter

#F0E4A0

#EFE8BC

#F3F0DB

Darker

#E6CE44

#B9A014

#6E5F0A

Saturation

#C9C5AB

#ECDD88

#F6E47F

Interior Use

Best Rooms

kitchens, breakfast nooks, kids' rooms

Best Uses

accent walls, ceilings, cabinetry highlights

Pairs With

white trim, natural linen, light oak, brushed brass

Accessibility (WCAG)

vs White

1.38:1

Fail

vs Black

15.26:1

AAA

Deuteranopia

#ECDD87

#EDDC88

Original → Simulated

Protanopia

#ECDD87

#E0E096

Original → Simulated

Tritanopia

#ECDD87

#F0D3DA

Original → Simulated

Color Psychology

Bright · Optimistic

Mustard Seed brings light into spaces that lack it — kitchens, breakfast nooks, kids' rooms wake up under it. The trick with yellow is restraint: lean toward the muted/buttery end if you want it on walls; reserve high-chroma versions for accents and trim.

SymbolismSunlight, clarity, intellect

PersonalityCheerful, alert, sociable

sunlightclarityjoyalertnesskitchenmorning

How it looks under different light

#F0D280

Warm Bulb 2700K

Incandescent / soft white LED — pulls colour toward yellow/amber.

#ECDD87

Daylight 5500K

Midday natural light or daylight-spec LED — closest to the paint chip.

#DED7A5

Cool Bulb 6500K

Cool white LED / overcast daylight — pulls colour toward blue.

Pairs With

#EDECE8

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F8F8F7

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#6274DA

Accent

Complementary punch

Hue +180°, slightly muted for paint vs. screen — use on a door, frame, or single piece.

#574738

Floor

Walnut neutral

Warm mid-brown grounds the scheme regardless of hero hue.

Paint Info

Brand · Product Line

Benjamin Moore / Regal Select Interior

Recommended Finishes

Eggshell (walls) · Pearl (trim) · Matte (ceiling)

Eggshell hides imperfections on main walls while keeping the color rich; pearl on trim adds subtle sheen and easier cleaning; flat matte on ceilings prevents glare.

Best Surfaces

Primary walls · Cabinetry · Trim · Soft furniture

Coverage & Dry Time

Typical coverage 350-400 sq ft per gallon over a primed surface.

Touch-dry in ~1 hour. Recoat after 4 hours. Full cure 7-14 days.

Primer

Standard primer is adequate.

Application Tip

Use a 9" microfiber roller on walls and a 2.5" angled sash brush for trim cuts. Two coats minimum for even depth.

Paint Calculator

Wall area (m²)

Coats

Coverage (m² / L)

You'll need

4.0 litres

1.06 US gallons · room for one touch-up coat. Buy slightly more to ensure single-batch match.

Code Snippets

CSS — color

color: #ECDD87;

CSS — background

background-color: #ECDD87;

CSS Variable

--color-mustard-seed: #ECDD87;

Tailwind v3 — config

colors: { 'mustard-seed': '#ECDD87' }

Tailwind — arbitrary

bg-[#ECDD87] text-[#ECDD87]

SCSS

$mustard-seed: #ECDD87;

Similar Colors

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#E7D887 · ΔE 2.9

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#F7E78F · ΔE 3.6

Treasure Trove

#E6D281 · ΔE 4.5

Laguna Yellow

#EBD689 · ΔE 5.1

Yellow Roses

#F6E485 · ΔE 5.1

Goldfield

#EAD180 · ΔE 5.7

Golden Delicious

#D9CD7A · ΔE 6.1

Good Morning Sunshine

#F9E584 · ΔE 6.4

Built by DSGN.HOUSE Updated 2026

Our color tools run on our own catalogue of 26,000+ real paint colors across 16 brands — Benjamin Moore, Sherwin-Williams, Behr, Dulux, RAL and more — with the color math (HSL and CIELAB matching) computed in-house, not scraped from summaries. Every color you pick maps to a real, buyable paint with its code, so what you see here you can actually take to the store. We review and update these tools and their data regularly.

Created by Denis Kataev, founder of DSGN.HOUSE — a software engineer and digital entrepreneur building professional color-design tools for everyone.

Frequently Asked Questions

What color is #ECDD87?

#ECDD87 is Mustard Seed, a soft yellow with a warm undertone.

Is #ECDD87 warm or cool?

Mustard Seed reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Mustard Seed?

Mustard Seed works well in kitchens, breakfast nooks, kids' rooms. Designers typically use it for accent walls, ceilings, cabinetry highlights.

What colors pair well with Mustard Seed?

Mustard Seed pairs naturally with white trim, natural linen, light oak, brushed brass. Its complementary color is also a strong contrast option for accents.

Where can I download Mustard Seed?

You can download Mustard Seed on DSGN.HOUSE in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.

What's the hex code for Mustard Seed?

The hex code is #ECDD87. In RGB it's 236, 221, 135, and in HSL it's 51°, 73%, 73%.

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