#403807#403807

#403807 is a dark, moderate yellow. Relative luminance 0.039; OKLCH L 33.9% C 0.065 H 99.4°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#403807
RGB	rgb(64, 56, 7)
HSL	hsl(52, 80%, 14%)
HSV	hsv(52, 89%, 25%)
CMYK	cmyk(0%, 12.5%, 89.1%, 74.9%)
CIE-LAB	lab(23.45, -2.65, 29.39)
CIE-LCH	lch(23.45, 29.50, 95.15°)
OKLab	oklab(33.92% -0.0107 0.0643)
OKLCH	oklch(33.92% 0.065 99.4)
XYZ	xyz(3.5671, 3.9339, 0.7724)
Luminance	0.0393 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403807 #070F40

analogous

#401C07 #403807 #2C4007

triadic

#403807 #074038 #380740

tetradic

#403807 #07401C #070F40 #40072C

square

#403807 #07401C #070F40 #40072C

split-complementary

#403807 #072C40 #1C0740

monochromatic

#1C1803 #1C1803 #403807 #77680D #AE9913

Accessibility & contrast

On white

11.75

#403807 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#403807 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403807

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403807	#FFFFFF	#000000	##FFFFFF
##403807	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3600

Deuteranopia (green-blind)

#41390A

Tritanopia (blue-blind)

#46332F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #403807;
/* rgb */ color: rgb(64, 56, 7);
/* oklch */ color: oklch(33.9% 0.065 99.4);

Tailwind

colors: {
  custom: {
    50: '#776e4b',
    500: '#403807',
    950: '#000000',
  },
}

SCSS

$custom: #403807;
$custom-light: #776e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#403807",
  "rgb": {
    "r": 64,
    "g": 56,
    "b": 7
  },
  "hsl": {
    "h": 51.579,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.33921,
    "c": 0.06515,
    "h": 99.4
  },
  "luminance": 0.03934
}

Semantic roles & 50–950 ramp

primary

#403807

secondary

#24307F

accent

#4DF731

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403807

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

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