#403C06#403C06

#403C06 is a dark, moderate yellow. Relative luminance 0.043; OKLCH L 34.9% C 0.070 H 105.0°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#403C06
RGB	rgb(64, 60, 6)
HSL	hsl(56, 83%, 14%)
HSV	hsv(56, 91%, 25%)
CMYK	cmyk(0%, 6.2%, 90.6%, 74.9%)
CIE-LAB	lab(24.75, -5.23, 31.07)
CIE-LCH	lch(24.75, 31.51, 99.55°)
OKLab	oklab(34.95% -0.018 0.0674)
OKLCH	oklch(34.95% 0.07 105)
XYZ	xyz(3.7633, 4.3350, 0.8108)
Luminance	0.0433 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C06 #060A40

analogous

#401F06 #403C06 #274006

triadic

#403C06 #06403C #3C0640

tetradic

#403C06 #06401F #060A40 #400627

square

#403C06 #06401F #060A40 #400627

split-complementary

#403C06 #062740 #1F0640

monochromatic

#1C1A03 #1C1A03 #403C06 #78700B #B0A510

Accessibility & contrast

On white

11.25

#403C06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#403C06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C06

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C06	#FFFFFF	#000000	##FFFFFF
##403C06	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423900

Deuteranopia (green-blind)

#443C0A

Tritanopia (blue-blind)

#463732

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #403c06;
/* rgb */ color: rgb(64, 60, 6);
/* oklch */ color: oklch(34.9% 0.070 105.0);

Tailwind

colors: {
  custom: {
    50: '#77714b',
    500: '#403c06',
    950: '#000000',
  },
}

SCSS

$custom: #403c06;
$custom-light: #77714b;
$custom-dark: #000000;

JSON

{
  "hex": "#403c06",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 6
  },
  "hsl": {
    "h": 55.862,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.3495,
    "c": 0.06981,
    "h": 105
  },
  "luminance": 0.04335
}

Semantic roles & 50–950 ramp

primary

#403C06

secondary

#222880

accent

#3DF92F

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403C06

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

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