#403820#403820

#403820 is a dark, muted yellow. Relative luminance 0.040; OKLCH L 34.2% C 0.040 H 91.7°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#403820
RGB	rgb(64, 56, 32)
HSL	hsl(45, 33%, 19%)
HSV	hsv(45, 50%, 25%)
CMYK	cmyk(0%, 12.5%, 50%, 74.9%)
CIE-LAB	lab(23.75, -0.51, 16.26)
CIE-LCH	lch(23.75, 16.27, 91.81°)
OKLab	oklab(34.25% -0.0011 0.0396)
OKLCH	oklch(34.25% 0.04 91.7)
XYZ	xyz(3.7893, 4.0228, 1.9431)
Luminance	0.0402 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403820 #202840

analogous

#402820 #403820 #384020

triadic

#403820 #204038 #382040

tetradic

#403820 #204028 #202840 #402038

square

#403820 #204028 #202840 #402038

split-complementary

#403820 #203840 #282040

monochromatic

#14120A #17140C #403820 #695C34 #927F49

Accessibility & contrast

On white

11.64

#403820 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#403820 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403820

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403820	#FFFFFF	#000000	##FFFFFF
##403820	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D371E

Deuteranopia (green-blind)

#3F3A21

Tritanopia (blue-blind)

#453432

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #403820;
/* rgb */ color: rgb(64, 56, 32);
/* oklch */ color: oklch(34.2% 0.040 91.7);

Tailwind

colors: {
  custom: {
    50: '#766e5c',
    500: '#403820',
    950: '#000000',
  },
}

SCSS

$custom: #403820;
$custom-light: #766e5c;
$custom-dark: #000000;

JSON

{
  "hex": "#403820",
  "rgb": {
    "r": 64,
    "g": 56,
    "b": 32
  },
  "hsl": {
    "h": 45,
    "s": 33.333,
    "l": 18.824
  },
  "oklch": {
    "l": 0.34249,
    "c": 0.03959,
    "h": 91.7
  },
  "luminance": 0.04023
}

Semantic roles & 50–950 ramp

primary

#403820

secondary

#485374

accent

#79C95E

background

#F7F6F5

surface

#EDEBE9

border

#C8C6C5

text

#080704

muted

#7B7A79

Preview Lab

Preview with #403820

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

Preview Lab → · Contrast checker → · Palette generator →