#51511A#51511A

#51511A is a dark, moderate yellow. Relative luminance 0.077; OKLCH L 42.3% C 0.075 H 109.2°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#51511A
RGB	rgb(81, 81, 26)
HSL	hsl(60, 51%, 21%)
HSV	hsv(60, 68%, 32%)
CMYK	cmyk(0%, 0%, 67.9%, 68.2%)
CIE-LAB	lab(33.37, -8.09, 31.30)
CIE-LCH	lch(33.37, 32.33, 104.50°)
OKLab	oklab(42.28% -0.0248 0.0712)
OKLCH	oklch(42.28% 0.075 109.2)
XYZ	xyz(6.5224, 7.7090, 2.1215)
Luminance	0.0771 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51511A #1A1A51

analogous

#51351A #51511A #35511A

triadic

#51511A #1A5151 #511A51

tetradic

#51511A #1A5135 #1A1A51 #511A35

square

#51511A #1A5135 #1A1A51 #511A35

split-complementary

#51511A #1A3551 #351A51

monochromatic

#171707 #23230B #51511A #7F7F29 #AEAE38

Accessibility & contrast

On white

8.26

#51511A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#51511A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51511A

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51511A	#FFFFFF	#000000	##FFFFFF
##51511A	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D13

Deuteranopia (green-blind)

#584F1D

Tritanopia (blue-blind)

#574C46

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #51511a;
/* rgb */ color: rgb(81, 81, 26);
/* oklch */ color: oklch(42.3% 0.075 109.2);

Tailwind

colors: {
  custom: {
    50: '#84815a',
    500: '#51511a',
    950: '#000000',
  },
}

SCSS

$custom: #51511a;
$custom-light: #84815a;
$custom-dark: #000000;

JSON

{
  "hex": "#51511a",
  "rgb": {
    "r": 81,
    "g": 81,
    "b": 26
  },
  "hsl": {
    "h": 60,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.4228,
    "c": 0.0754,
    "h": 109.2
  },
  "luminance": 0.07709
}

Semantic roles & 50–950 ramp

primary

#51511A

secondary

#404087

accent

#4DDB4D

background

#F8F7F5

surface

#EFEEE9

border

#CAC9C5

text

#0B0A04

muted

#7C7C79

Preview Lab

Preview with #51511A

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

Preview Lab → · Contrast checker → · Palette generator →