#51210E#51210E

#51210E is a dark, moderate orange. Relative luminance 0.029; OKLCH L 31.4% C 0.078 H 41.0°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#51210E
RGB	rgb(81, 33, 14)
HSL	hsl(17, 71%, 19%)
HSV	hsv(17, 83%, 32%)
CMYK	cmyk(0%, 59.3%, 82.7%, 68.2%)
CIE-LAB	lab(19.51, 21.09, 22.80)
CIE-LCH	lch(19.51, 31.06, 47.24°)
OKLab	oklab(31.41% 0.0589 0.0511)
OKLCH	oklch(31.41% 0.078 41)
XYZ	xyz(4.0169, 2.8693, 0.7577)
Luminance	0.0287 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51210E #0E3E51

analogous

#510E1C #51210E #51420E

triadic

#51210E #0E5121 #210E51

tetradic

#51210E #1C510E #0E3E51 #420E51

square

#51210E #1C510E #0E3E51 #420E51

split-complementary

#51210E #0E5142 #0E1C51

monochromatic

#1A0B05 #1D0C05 #51210E #853617 #B94C20

Accessibility & contrast

On white

13.34

#51210E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#51210E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51210E

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51210E	#FFFFFF	#000000	##FFFFFF
##51210E	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E290C

Deuteranopia (green-blind)

#3A330D

Tritanopia (blue-blind)

#5A171D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #51210e;
/* rgb */ color: rgb(81, 33, 14);
/* oklch */ color: oklch(31.4% 0.078 41.0);

Tailwind

colors: {
  custom: {
    50: '#875e4d',
    500: '#51210e',
    950: '#000000',
  },
}

SCSS

$custom: #51210e;
$custom-light: #875e4d;
$custom-dark: #000000;

JSON

{
  "hex": "#51210e",
  "rgb": {
    "r": 81,
    "g": 33,
    "b": 14
  },
  "hsl": {
    "h": 17.015,
    "s": 70.526,
    "l": 18.627
  },
  "oklch": {
    "l": 0.31407,
    "c": 0.07795,
    "h": 41
  },
  "luminance": 0.02869
}

Semantic roles & 50–950 ramp

primary

#51210E

secondary

#2F718C

accent

#BBED3A

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0401

muted

#7D7977

Preview Lab

Preview with #51210E

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

Preview Lab → · Contrast checker → · Palette generator →