#551F0D#551F0D

#551F0D is a dark, moderate orange. Relative luminance 0.029; OKLCH L 31.8% C 0.085 H 38.3°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#551F0D
RGB	rgb(85, 31, 13)
HSL	hsl(15, 73%, 19%)
HSV	hsv(15, 85%, 33%)
CMYK	cmyk(0%, 63.5%, 84.7%, 66.7%)
CIE-LAB	lab(19.81, 23.96, 23.83)
CIE-LCH	lch(19.81, 33.79, 44.85°)
OKLab	oklab(31.77% 0.067 0.0529)
OKLCH	oklch(31.77% 0.085 38.3)
XYZ	xyz(4.3094, 2.9409, 0.7214)
Luminance	0.0294 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551F0D #0D4355

analogous

#550D1F #551F0D #55430D

triadic

#551F0D #0D551F #1F0D55

tetradic

#551F0D #1F550D #0D4355 #430D55

square

#551F0D #1F550D #0D4355 #430D55

split-complementary

#551F0D #0D5543 #0D1F55

monochromatic

#1B0A04 #200C05 #551F0D #8A3215 #BF461D

Accessibility & contrast

On white

13.22

#551F0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#551F0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551F0D

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551F0D	#FFFFFF	#000000	##FFFFFF
##551F0D	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E280B

Deuteranopia (green-blind)

#3B340B

Tritanopia (blue-blind)

#5E121B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #551f0d;
/* rgb */ color: rgb(85, 31, 13);
/* oklch */ color: oklch(31.8% 0.085 38.3);

Tailwind

colors: {
  custom: {
    50: '#8a5d4d',
    500: '#551f0d',
    950: '#000000',
  },
}

SCSS

$custom: #551f0d;
$custom-light: #8a5d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#551f0d",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 13
  },
  "hsl": {
    "h": 15,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.31772,
    "c": 0.08539,
    "h": 38.3
  },
  "luminance": 0.0294
}

Semantic roles & 50–950 ramp

primary

#551F0D

secondary

#2E7790

accent

#C2F038

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #551F0D

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

Preview Lab → · Contrast checker → · Palette generator →