#51531C#51531C

#51531C is a dark, moderate yellow. Relative luminance 0.080; OKLCH L 42.8% C 0.076 H 111.2°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#51531C
RGB	rgb(81, 83, 28)
HSL	hsl(62, 50%, 22%)
HSV	hsv(62, 66%, 33%)
CMYK	cmyk(2.4%, 0%, 66.3%, 67.5%)
CIE-LAB	lab(34.02, -9.11, 31.01)
CIE-LCH	lch(34.02, 32.32, 106.37°)
OKLab	oklab(42.81% -0.0275 0.0709)
OKLCH	oklch(42.81% 0.076 111.2)
XYZ	xyz(6.6964, 8.0198, 2.2936)
Luminance	0.0802 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51531C #1E1C53

analogous

#533A1C #51531C #36531C

triadic

#51531C #1C5153 #531C51

tetradic

#51531C #1C533A #1E1C53 #531C36

square

#51531C #1C533A #1E1C53 #531C36

split-complementary

#51531C #1C3653 #3A1C53

monochromatic

#161708 #24250D #51531C #7E812B #AAAF3B

Accessibility & contrast

On white

8.06

#51531C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#51531C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51531C

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51531C	#FFFFFF	#000000	##FFFFFF
##51531C	1.00	8.06	2.60	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F15

Deuteranopia (green-blind)

#5A511F

Tritanopia (blue-blind)

#574E47

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #51531c;
/* rgb */ color: rgb(81, 83, 28);
/* oklch */ color: oklch(42.8% 0.076 111.2);

Tailwind

colors: {
  custom: {
    50: '#84835b',
    500: '#51531c',
    950: '#000000',
  },
}

SCSS

$custom: #51531c;
$custom-light: #84835b;
$custom-dark: #000000;

JSON

{
  "hex": "#51531c",
  "rgb": {
    "r": 81,
    "g": 83,
    "b": 28
  },
  "hsl": {
    "h": 62.182,
    "s": 49.55,
    "l": 21.765
  },
  "oklch": {
    "l": 0.4281,
    "c": 0.07604,
    "h": 111.2
  },
  "luminance": 0.0802
}

Semantic roles & 50–950 ramp

primary

#51531C

secondary

#454289

accent

#4FD954

background

#F8F8F5

surface

#EFEFE9

border

#CACAC5

text

#0B0A04

muted

#7C7C79

Preview Lab

Preview with #51531C

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

Preview Lab → · Contrast checker → · Palette generator →