#51510F#51510F

#51510F is a dark, moderate yellow. Relative luminance 0.077; OKLCH L 42.2% C 0.084 H 109.5°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#51510F
RGB	rgb(81, 81, 15)
HSL	hsl(60, 69%, 19%)
HSV	hsv(60, 81%, 32%)
CMYK	cmyk(0%, 0%, 81.5%, 68.2%)
CIE-LAB	lab(33.28, -8.78, 36.05)
CIE-LCH	lch(33.28, 37.10, 103.69°)
OKLab	oklab(42.19% -0.028 0.0791)
OKLCH	oklch(42.19% 0.084 109.5)
XYZ	xyz(6.4222, 7.6689, 1.5938)
Luminance	0.0767 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51510F #0F0F51

analogous

#51300F #51510F #30510F

triadic

#51510F #0F5151 #510F51

tetradic

#51510F #0F5130 #0F0F51 #510F30

square

#51510F #0F5130 #0F0F51 #510F30

split-complementary

#51510F #0F3051 #300F51

monochromatic

#1A1A05 #1D1D05 #51510F #858519 #B8B822

Accessibility & contrast

On white

8.29

#51510F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#51510F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51510F

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51510F	#FFFFFF	#000000	##FFFFFF
##51510F	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D02

Deuteranopia (green-blind)

#594F14

Tritanopia (blue-blind)

#574B45

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #51510f;
/* rgb */ color: rgb(81, 81, 15);
/* oklch */ color: oklch(42.2% 0.084 109.5);

Tailwind

colors: {
  custom: {
    50: '#848153',
    500: '#51510f',
    950: '#000000',
  },
}

SCSS

$custom: #51510f;
$custom-light: #848153;
$custom-dark: #000000;

JSON

{
  "hex": "#51510f",
  "rgb": {
    "r": 81,
    "g": 81,
    "b": 15
  },
  "hsl": {
    "h": 60,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.42185,
    "c": 0.0839,
    "h": 109.5
  },
  "luminance": 0.07669
}

Semantic roles & 50–950 ramp

primary

#51510F

secondary

#31318B

accent

#3CEC3C

background

#F8F7F4

surface

#EFEEE8

border

#CAC9C4

text

#0B0A03

muted

#7C7C78

Preview Lab

Preview with #51510F

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

Preview Lab → · Contrast checker → · Palette generator →