#403C2D#403C2D

#403C2D is a dark, muted yellow. Relative luminance 0.045; OKLCH L 35.6% C 0.025 H 94.9°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#403C2D
RGB	rgb(64, 60, 45)
HSL	hsl(47, 17%, 21%)
HSV	hsv(47, 30%, 25%)
CMYK	cmyk(0%, 6.2%, 29.7%, 74.9%)
CIE-LAB	lab(25.29, -1.17, 9.92)
CIE-LCH	lch(25.29, 9.99, 96.72°)
OKLab	oklab(35.56% -0.0022 0.0252)
OKLCH	oklch(35.56% 0.025 94.9)
XYZ	xyz(4.2039, 4.5113, 3.1314)
Luminance	0.0451 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C2D #2D3140

analogous

#40332D #403C2D #3B402D

triadic

#403C2D #2D403C #3C2D40

tetradic

#403C2D #2D4033 #2D3140 #402D3B

square

#403C2D #2D4033 #2D3140 #402D3B

split-complementary

#403C2D #2D3B40 #332D40

monochromatic

#12110D #1C1A14 #403C2D #645E46 #887F60

Accessibility & contrast

On white

11.04

#403C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#403C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C2D

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C2D	#FFFFFF	#000000	##FFFFFF
##403C2D	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3B2C

Deuteranopia (green-blind)

#403D2D

Tritanopia (blue-blind)

#433A38

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403c2d;
/* rgb */ color: rgb(64, 60, 45);
/* oklch */ color: oklch(35.6% 0.025 94.9);

Tailwind

colors: {
  custom: {
    50: '#757166',
    500: '#403c2d',
    950: '#000000',
  },
}

SCSS

$custom: #403c2d;
$custom-light: #757166;
$custom-dark: #000000;

JSON

{
  "hex": "#403c2d",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 45
  },
  "hsl": {
    "h": 47.368,
    "s": 17.431,
    "l": 21.373
  },
  "oklch": {
    "l": 0.35559,
    "c": 0.02525,
    "h": 94.9
  },
  "luminance": 0.04511
}

Semantic roles & 50–950 ramp

primary

#403C2D

secondary

#585D71

accent

#7EBA6E

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080705

muted

#7B7A7A

Preview Lab

Preview with #403C2D

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

Preview Lab → · Contrast checker → · Palette generator →