#403913#403913

#403913 is a dark, muted yellow. Relative luminance 0.041; OKLCH L 34.3% C 0.056 H 98.9°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#403913
RGB	rgb(64, 57, 19)
HSL	hsl(51, 54%, 16%)
HSV	hsv(51, 70%, 25%)
CMYK	cmyk(0%, 10.9%, 70.3%, 74.9%)
CIE-LAB	lab(23.88, -2.51, 24.18)
CIE-LCH	lch(23.88, 24.31, 95.93°)
OKLab	oklab(34.29% -0.0087 0.0554)
OKLCH	oklch(34.29% 0.056 98.9)
XYZ	xyz(3.6952, 4.0634, 1.2056)
Luminance	0.0406 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403913 #131A40

analogous

#402313 #403913 #314013

triadic

#403913 #134039 #391340

tetradic

#403913 #134023 #131A40 #401331

square

#403913 #134023 #131A40 #401331

split-complementary

#403913 #133140 #231340

monochromatic

#181507 #181507 #403913 #6F6321 #9E8D2F

Accessibility & contrast

On white

11.59

#403913 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#403913 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403913

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403913	#FFFFFF	#000000	##FFFFFF
##403913	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F370F

Deuteranopia (green-blind)

#413A15

Tritanopia (blue-blind)

#453531

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #403913;
/* rgb */ color: rgb(64, 57, 19);
/* oklch */ color: oklch(34.3% 0.056 98.9);

Tailwind

colors: {
  custom: {
    50: '#776f52',
    500: '#403913',
    950: '#000000',
  },
}

SCSS

$custom: #403913;
$custom-light: #776f52;
$custom-dark: #000000;

JSON

{
  "hex": "#403913",
  "rgb": {
    "r": 64,
    "g": 57,
    "b": 19
  },
  "hsl": {
    "h": 50.667,
    "s": 54.217,
    "l": 16.275
  },
  "oklch": {
    "l": 0.34294,
    "c": 0.0561,
    "h": 98.9
  },
  "luminance": 0.04063
}

Semantic roles & 50–950 ramp

primary

#403913

secondary

#364179

accent

#61DE4A

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #403913

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

Preview Lab → · Contrast checker → · Palette generator →