#5B581C#5B581C

#5B581C is a mid, moderate yellow. Relative luminance 0.093; OKLCH L 45.0% C 0.080 H 106.5°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#5B581C
RGB	rgb(91, 88, 28)
HSL	hsl(57, 53%, 23%)
HSV	hsv(57, 69%, 36%)
CMYK	cmyk(0%, 3.3%, 69.2%, 64.3%)
CIE-LAB	lab(36.53, -7.18, 33.97)
CIE-LCH	lch(36.53, 34.72, 101.94°)
OKLab	oklab(45.04% -0.0227 0.0769)
OKLCH	oklch(45.04% 0.08 106.5)
XYZ	xyz(8.0140, 9.2877, 2.4689)
Luminance	0.0929 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B581C #1C1F5B

analogous

#5B381C #5B581C #3E5B1C

triadic

#5B581C #1C5B58 #581C5B

tetradic

#5B581C #1C5B38 #1C1F5B #5B1C3E

square

#5B581C #1C5B38 #1C1F5B #5B1C3E

split-complementary

#5B581C #1C3E5B #381C5B

monochromatic

#171707 #2C2B0E #5B581C #8A852A #B9B339

Accessibility & contrast

On white

7.35

#5B581C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#5B581C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B581C

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B581C	#FFFFFF	#000000	##FFFFFF
##5B581C	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605514

Deuteranopia (green-blind)

#615720

Tritanopia (blue-blind)

#62524C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #5b581c;
/* rgb */ color: rgb(91, 88, 28);
/* oklch */ color: oklch(45.0% 0.080 106.5);

Tailwind

colors: {
  custom: {
    50: '#8c865c',
    500: '#5b581c',
    950: '#000000',
  },
}

SCSS

$custom: #5b581c;
$custom-light: #8c865c;
$custom-dark: #000000;

JSON

{
  "hex": "#5b581c",
  "rgb": {
    "r": 91,
    "g": 88,
    "b": 28
  },
  "hsl": {
    "h": 57.143,
    "s": 52.941,
    "l": 23.333
  },
  "oklch": {
    "l": 0.45039,
    "c": 0.08014,
    "h": 106.5
  },
  "luminance": 0.09287
}

Semantic roles & 50–950 ramp

primary

#5B581C

secondary

#424690

accent

#52DC4B

background

#F8F8F5

surface

#F0EFE9

border

#CBCAC5

text

#0C0B04

muted

#7D7C79

Preview Lab

Preview with #5B581C

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

Preview Lab → · Contrast checker → · Palette generator →