#57511C#57511C

#57511C is a dark, moderate yellow. Relative luminance 0.080; OKLCH L 42.9% C 0.073 H 102.9°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#57511C
RGB	rgb(87, 81, 28)
HSL	hsl(54, 51%, 23%)
HSV	hsv(54, 68%, 34%)
CMYK	cmyk(0%, 6.9%, 67.8%, 65.9%)
CIE-LAB	lab(33.97, -4.99, 31.13)
CIE-LCH	lch(33.97, 31.53, 99.11°)
OKLab	oklab(42.91% -0.0162 0.071)
OKLCH	oklch(42.91% 0.073 102.9)
XYZ	xyz(7.0828, 7.9952, 2.2685)
Luminance	0.0799 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57511C #1C2257

analogous

#57331C #57511C #40571C

triadic

#57511C #1C5751 #511C57

tetradic

#57511C #1C5733 #1C2257 #571C40

square

#57511C #1C5733 #1C2257 #571C40

split-complementary

#57511C #1C4057 #331C57

monochromatic

#171607 #29260D #57511C #857C2B #B4A73A

Accessibility & contrast

On white

8.08

#57511C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#57511C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57511C

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57511C	#FFFFFF	#000000	##FFFFFF
##57511C	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E16

Deuteranopia (green-blind)

#5A511F

Tritanopia (blue-blind)

#5E4B46

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #57511c;
/* rgb */ color: rgb(87, 81, 28);
/* oklch */ color: oklch(42.9% 0.073 102.9);

Tailwind

colors: {
  custom: {
    50: '#88815b',
    500: '#57511c',
    950: '#000000',
  },
}

SCSS

$custom: #57511c;
$custom-light: #88815b;
$custom-dark: #000000;

JSON

{
  "hex": "#57511c",
  "rgb": {
    "r": 87,
    "g": 81,
    "b": 28
  },
  "hsl": {
    "h": 53.898,
    "s": 51.304,
    "l": 22.549
  },
  "oklch": {
    "l": 0.42909,
    "c": 0.07281,
    "h": 102.9
  },
  "luminance": 0.07995
}

Semantic roles & 50–950 ramp

primary

#57511C

secondary

#424A8D

accent

#5BDB4D

background

#F8F7F5

surface

#F0EEE9

border

#CBC9C5

text

#0C0A04

muted

#7D7C79

Preview Lab

Preview with #57511C

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

Preview Lab → · Contrast checker → · Palette generator →