#403D2C#403D2C

#403D2C is a dark, muted yellow. Relative luminance 0.046; OKLCH L 35.8% C 0.028 H 99.2°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#403D2C
RGB	rgb(64, 61, 44)
HSL	hsl(51, 19%, 21%)
HSV	hsv(51, 31%, 25%)
CMYK	cmyk(0%, 4.7%, 31.2%, 74.9%)
CIE-LAB	lab(25.59, -1.98, 10.98)
CIE-LCH	lch(25.59, 11.15, 100.21°)
OKLab	oklab(35.79% -0.0045 0.0277)
OKLCH	oklch(35.79% 0.028 99.2)
XYZ	xyz(4.2377, 4.6094, 3.0489)
Luminance	0.0461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D2C #2C2F40

analogous

#40332C #403D2C #39402C

triadic

#403D2C #2C403D #3D2C40

tetradic

#403D2C #2C4033 #2C2F40 #402C39

square

#403D2C #2C4033 #2C2F40 #402C39

split-complementary

#403D2C #2C3940 #332C40

monochromatic

#12110C #1C1A13 #403D2C #646045 #89825E

Accessibility & contrast

On white

10.93

#403D2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#403D2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D2C

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D2C	#FFFFFF	#000000	##FFFFFF
##403D2C	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403C2B

Deuteranopia (green-blind)

#413D2D

Tritanopia (blue-blind)

#433B38

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403d2c;
/* rgb */ color: rgb(64, 61, 44);
/* oklch */ color: oklch(35.8% 0.028 99.2);

Tailwind

colors: {
  custom: {
    50: '#757265',
    500: '#403d2c',
    950: '#000000',
  },
}

SCSS

$custom: #403d2c;
$custom-light: #757265;
$custom-dark: #000000;

JSON

{
  "hex": "#403d2c",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 44
  },
  "hsl": {
    "h": 51,
    "s": 18.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.35786,
    "c": 0.02805,
    "h": 99.2
  },
  "luminance": 0.04609
}

Semantic roles & 50–950 ramp

primary

#403D2C

secondary

#575B71

accent

#78BB6D

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080805

muted

#7B7B7A

Preview Lab

Preview with #403D2C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →