#403D2F#403D2F

#403D2F is a dark, muted yellow. Relative luminance 0.046; OKLCH L 35.9% C 0.023 H 97.3°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#403D2F
RGB	rgb(64, 61, 47)
HSL	hsl(49, 15%, 22%)
HSV	hsv(49, 27%, 25%)
CMYK	cmyk(0%, 4.7%, 26.6%, 74.9%)
CIE-LAB	lab(25.66, -1.47, 9.12)
CIE-LCH	lch(25.66, 9.24, 99.15°)
OKLab	oklab(35.87% -0.003 0.0232)
OKLCH	oklch(35.87% 0.023 97.3)
XYZ	xyz(4.2962, 4.6328, 3.3567)
Luminance	0.0463 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D2F #2F3240

analogous

#40352F #403D2F #3B402F

triadic

#403D2F #2F403D #3D2F40

tetradic

#403D2F #2F4035 #2F3240 #402F3B

square

#403D2F #2F4035 #2F3240 #402F3B

split-complementary

#403D2F #2F3B40 #352F40

monochromatic

#12110D #1D1B15 #403D2F #635F49 #878063

Accessibility & contrast

On white

10.90

#403D2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#403D2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D2F

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D2F	#FFFFFF	#000000	##FFFFFF
##403D2F	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403C2E

Deuteranopia (green-blind)

#413D2F

Tritanopia (blue-blind)

#433B39

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403d2f;
/* rgb */ color: rgb(64, 61, 47);
/* oklch */ color: oklch(35.9% 0.023 97.3);

Tailwind

colors: {
  custom: {
    50: '#757267',
    500: '#403d2f',
    950: '#000000',
  },
}

SCSS

$custom: #403d2f;
$custom-light: #757267;
$custom-dark: #000000;

JSON

{
  "hex": "#403d2f",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 47
  },
  "hsl": {
    "h": 49.412,
    "s": 15.315,
    "l": 21.765
  },
  "oklch": {
    "l": 0.35865,
    "c": 0.02342,
    "h": 97.3
  },
  "luminance": 0.04633
}

Semantic roles & 50–950 ramp

primary

#403D2F

secondary

#5B5E70

accent

#7CB870

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080806

muted

#7B7B7A

Preview Lab

Preview with #403D2F

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

Preview Lab → · Contrast checker → · Palette generator →