#51501F#51501F

#51501F is a dark, moderate yellow. Relative luminance 0.076; OKLCH L 42.1% C 0.069 H 108.0°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#51501F
RGB	rgb(81, 80, 31)
HSL	hsl(59, 45%, 22%)
HSV	hsv(59, 62%, 32%)
CMYK	cmyk(0%, 1.2%, 61.7%, 68.2%)
CIE-LAB	lab(33.10, -7.09, 28.45)
CIE-LCH	lch(33.10, 29.32, 103.99°)
OKLab	oklab(42.09% -0.0214 0.0659)
OKLCH	oklch(42.09% 0.069 108)
XYZ	xyz(6.5095, 7.5858, 2.4174)
Luminance	0.0759 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51501F #1F2051

analogous

#51371F #51501F #39511F

triadic

#51501F #1F5150 #501F51

tetradic

#51501F #1F5137 #1F2051 #511F39

square

#51501F #1F5137 #1F2051 #511F39

split-complementary

#51501F #1F3951 #371F51

monochromatic

#161608 #25240E #51501F #7D7C30 #AAA741

Accessibility & contrast

On white

8.34

#51501F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#51501F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51501F

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51501F	#FFFFFF	#000000	##FFFFFF
##51501F	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D1A

Deuteranopia (green-blind)

#574F22

Tritanopia (blue-blind)

#574B45

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #51501f;
/* rgb */ color: rgb(81, 80, 31);
/* oklch */ color: oklch(42.1% 0.069 108.0);

Tailwind

colors: {
  custom: {
    50: '#83805d',
    500: '#51501f',
    950: '#000000',
  },
}

SCSS

$custom: #51501f;
$custom-light: #83805d;
$custom-dark: #000000;

JSON

{
  "hex": "#51501f",
  "rgb": {
    "r": 81,
    "g": 80,
    "b": 31
  },
  "hsl": {
    "h": 58.8,
    "s": 44.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.42086,
    "c": 0.06928,
    "h": 108
  },
  "luminance": 0.07586
}

Semantic roles & 50–950 ramp

primary

#51501F

secondary

#464786

accent

#56D453

background

#F8F7F5

surface

#EFEEE9

border

#CAC9C5

text

#0B0A04

muted

#7C7C79

Preview Lab

Preview with #51501F

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

Preview Lab → · Contrast checker → · Palette generator →