#837F1B#837F1B

#837F1B is a mid, moderate yellow. Relative luminance 0.201; OKLCH L 58.2% C 0.115 H 107.1°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#837F1B
RGB	rgb(131, 127, 27)
HSL	hsl(58, 66%, 31%)
HSV	hsv(58, 79%, 51%)
CMYK	cmyk(0%, 3.1%, 79.4%, 48.6%)
CIE-LAB	lab(51.93, -10.28, 50.58)
CIE-LCH	lch(51.93, 51.62, 101.49°)
OKLab	oklab(58.21% -0.0339 0.1103)
OKLCH	oklch(58.21% 0.115 107.1)
XYZ	xyz(17.1480, 20.0838, 4.0100)
Luminance	0.2008 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#837F1B #1B1F83

analogous

#834B1B #837F1B #53831B

triadic

#837F1B #1B837F #7F1B83

tetradic

#837F1B #1B834B #1B1F83 #831B53

square

#837F1B #1B834B #1B1F83 #831B53

split-complementary

#837F1B #1B5383 #4B1B83

monochromatic

#1E1D06 #504E11 #837F1B #B6B025 #D8D241

Accessibility & contrast

On white

4.19

#837F1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#837F1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #837F1B

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##837F1B	#FFFFFF	#000000	##000000
##837F1B	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7A01

Deuteranopia (green-blind)

#8C7D23

Tritanopia (blue-blind)

#8D766C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #837f1b;
/* rgb */ color: rgb(131, 127, 27);
/* oklch */ color: oklch(58.2% 0.115 107.1);

Tailwind

colors: {
  custom: {
    50: '#aaa361',
    500: '#837f1b',
    950: '#000000',
  },
}

SCSS

$custom: #837f1b;
$custom-light: #aaa361;
$custom-dark: #000000;

JSON

{
  "hex": "#837f1b",
  "rgb": {
    "r": 131,
    "g": 127,
    "b": 27
  },
  "hsl": {
    "h": 57.692,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.5821,
    "c": 0.11542,
    "h": 107.1
  },
  "luminance": 0.20083
}

Semantic roles & 50–950 ramp

primary

#837F1B

secondary

#4348B6

accent

#46E93F

background

#FAFAF6

surface

#F4F3EB

border

#CECDC6

text

#100F05

muted

#7F7F7A

Preview Lab

Preview with #837F1B

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

Preview Lab → · Contrast checker → · Palette generator →