#403C13#403C13

#403C13 is a dark, muted yellow. Relative luminance 0.044; OKLCH L 35.1% C 0.059 H 103.7°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#403C13
RGB	rgb(64, 60, 19)
HSL	hsl(55, 54%, 16%)
HSV	hsv(55, 70%, 25%)
CMYK	cmyk(0%, 6.2%, 70.3%, 74.9%)
CIE-LAB	lab(24.86, -4.42, 25.24)
CIE-LCH	lch(24.86, 25.63, 99.92°)
OKLab	oklab(35.07% -0.0141 0.0577)
OKLCH	oklch(35.07% 0.059 103.7)
XYZ	xyz(3.8479, 4.3689, 1.2566)
Luminance	0.0437 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C13 #131740

analogous

#402613 #403C13 #2E4013

triadic

#403C13 #13403C #3C1340

tetradic

#403C13 #134026 #131740 #40132E

square

#403C13 #134026 #131740 #40132E

split-complementary

#403C13 #132E40 #261340

monochromatic

#181607 #181607 #403C13 #6F6821 #9E942F

Accessibility & contrast

On white

11.21

#403C13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#403C13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C13

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C13	#FFFFFF	#000000	##FFFFFF
##403C13	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A0E

Deuteranopia (green-blind)

#433C15

Tritanopia (blue-blind)

#453833

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #403c13;
/* rgb */ color: rgb(64, 60, 19);
/* oklch */ color: oklch(35.1% 0.059 103.7);

Tailwind

colors: {
  custom: {
    50: '#767153',
    500: '#403c13',
    950: '#000000',
  },
}

SCSS

$custom: #403c13;
$custom-light: #767153;
$custom-dark: #000000;

JSON

{
  "hex": "#403c13",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 19
  },
  "hsl": {
    "h": 54.667,
    "s": 54.217,
    "l": 16.275
  },
  "oklch": {
    "l": 0.35068,
    "c": 0.05937,
    "h": 103.7
  },
  "luminance": 0.04369
}

Semantic roles & 50–950 ramp

primary

#403C13

secondary

#363C79

accent

#57DE4A

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #403C13

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

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