#837B1B#837B1B

#837B1B is a mid, moderate yellow. Relative luminance 0.191; OKLCH L 57.3% C 0.112 H 104.4°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#837B1B
RGB	rgb(131, 123, 27)
HSL	hsl(55, 66%, 31%)
HSV	hsv(55, 79%, 51%)
CMYK	cmyk(0%, 6.1%, 79.4%, 48.6%)
CIE-LAB	lab(50.77, -8.08, 49.53)
CIE-LCH	lch(50.77, 50.18, 99.27°)
OKLab	oklab(57.28% -0.0278 0.1081)
OKLCH	oklch(57.28% 0.112 104.4)
XYZ	xyz(16.6416, 19.0710, 3.8412)
Luminance	0.1907 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#837B1B #1B2383

analogous

#83471B #837B1B #57831B

triadic

#837B1B #1B837B #7B1B83

tetradic

#837B1B #1B8347 #1B2383 #831B57

square

#837B1B #1B8347 #1B2383 #831B57

split-complementary

#837B1B #1B5783 #471B83

monochromatic

#1E1C06 #504B11 #837B1B #B6AB25 #D8CC41

Accessibility & contrast

On white

4.36

#837B1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#837B1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #837B1B

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##837B1B	#FFFFFF	#000000	##000000
##837B1B	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877604

Deuteranopia (green-blind)

#897B23

Tritanopia (blue-blind)

#8D7269

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #837b1b;
/* rgb */ color: rgb(131, 123, 27);
/* oklch */ color: oklch(57.3% 0.112 104.4);

Tailwind

colors: {
  custom: {
    50: '#aaa060',
    500: '#837b1b',
    950: '#000000',
  },
}

SCSS

$custom: #837b1b;
$custom-light: #aaa060;
$custom-dark: #000000;

JSON

{
  "hex": "#837b1b",
  "rgb": {
    "r": 131,
    "g": 123,
    "b": 27
  },
  "hsl": {
    "h": 55.385,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.57284,
    "c": 0.11159,
    "h": 104.4
  },
  "luminance": 0.1907
}

Semantic roles & 50–950 ramp

primary

#837B1B

secondary

#434CB6

accent

#4CE93F

background

#FAF9F5

surface

#F4F2EA

border

#CECCC6

text

#100E05

muted

#7F7E79

Preview Lab

Preview with #837B1B

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

Preview Lab → · Contrast checker → · Palette generator →