#57501B#57501B

#57501B is a dark, moderate yellow. Relative luminance 0.078; OKLCH L 42.7% C 0.073 H 101.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#57501B
RGB	rgb(87, 80, 27)
HSL	hsl(53, 53%, 22%)
HSV	hsv(53, 69%, 34%)
CMYK	cmyk(0%, 8%, 69%, 65.9%)
CIE-LAB	lab(33.65, -4.47, 31.29)
CIE-LCH	lch(33.65, 31.60, 98.13°)
OKLab	oklab(42.65% -0.0148 0.0712)
OKLCH	oklch(42.65% 0.073 101.8)
XYZ	xyz(6.9972, 7.8430, 2.1820)
Luminance	0.0784 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57501B #1B2257

analogous

#57321B #57501B #40571B

triadic

#57501B #1B5750 #501B57

tetradic

#57501B #1B5732 #1B2257 #571B40

square

#57501B #1B5732 #1B2257 #571B40

split-complementary

#57501B #1B4057 #321B57

monochromatic

#171507 #28250D #57501B #867B29 #B4A638

Accessibility & contrast

On white

8.18

#57501B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#57501B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57501B

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57501B	#FFFFFF	#000000	##FFFFFF
##57501B	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D15

Deuteranopia (green-blind)

#5A501E

Tritanopia (blue-blind)

#5E4A45

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #57501b;
/* rgb */ color: rgb(87, 80, 27);
/* oklch */ color: oklch(42.7% 0.073 101.8);

Tailwind

colors: {
  custom: {
    50: '#88805a',
    500: '#57501b',
    950: '#000000',
  },
}

SCSS

$custom: #57501b;
$custom-light: #88805a;
$custom-dark: #000000;

JSON

{
  "hex": "#57501b",
  "rgb": {
    "r": 87,
    "g": 80,
    "b": 27
  },
  "hsl": {
    "h": 53,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.42652,
    "c": 0.07268,
    "h": 101.8
  },
  "luminance": 0.07843
}

Semantic roles & 50–950 ramp

primary

#57501B

secondary

#414A8D

accent

#5DDC4C

background

#F8F7F5

surface

#F0EEE9

border

#CBC9C5

text

#0C0A04

muted

#7D7C79

Preview Lab

Preview with #57501B

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

Preview Lab → · Contrast checker → · Palette generator →