#403D11#403D11

#403D11 is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.3% C 0.062 H 105.4°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#403D11
RGB	rgb(64, 61, 17)
HSL	hsl(56, 58%, 16%)
HSV	hsv(56, 73%, 25%)
CMYK	cmyk(0%, 4.7%, 73.4%, 74.9%)
CIE-LAB	lab(25.16, -5.20, 26.61)
CIE-LCH	lch(25.16, 27.11, 101.05°)
OKLab	oklab(35.31% -0.0166 0.0602)
OKLCH	oklch(35.31% 0.062 105.4)
XYZ	xyz(3.8844, 4.4681, 1.1880)
Luminance	0.0447 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D11 #111440

analogous

#402511 #403D11 #2B4011

triadic

#403D11 #11403D #3D1140

tetradic

#403D11 #114025 #111440 #40112B

square

#403D11 #114025 #111440 #40112B

split-complementary

#403D11 #112B40 #251140

monochromatic

#181706 #181706 #403D11 #706B1E #A1992B

Accessibility & contrast

On white

11.09

#403D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#403D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D11

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D11	#FFFFFF	#000000	##FFFFFF
##403D11	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B0B

Deuteranopia (green-blind)

#443D14

Tritanopia (blue-blind)

#453934

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403d11;
/* rgb */ color: rgb(64, 61, 17);
/* oklch */ color: oklch(35.3% 0.062 105.4);

Tailwind

colors: {
  custom: {
    50: '#777252',
    500: '#403d11',
    950: '#000000',
  },
}

SCSS

$custom: #403d11;
$custom-light: #777252;
$custom-dark: #000000;

JSON

{
  "hex": "#403d11",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 17
  },
  "hsl": {
    "h": 56.17,
    "s": 58.025,
    "l": 15.882
  },
  "oklch": {
    "l": 0.35306,
    "c": 0.06246,
    "h": 105.4
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#403D11

secondary

#333879

accent

#50E147

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #403D11

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

Preview Lab → · Contrast checker → · Palette generator →