#553B11#553B11

#553B11 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.3% C 0.067 H 75.5°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#553B11
RGB	rgb(85, 59, 17)
HSL	hsl(37, 67%, 20%)
HSV	hsv(37, 80%, 33%)
CMYK	cmyk(0%, 30.6%, 80%, 66.7%)
CIE-LAB	lab(27.02, 6.93, 29.30)
CIE-LCH	lch(27.02, 30.11, 76.69°)
OKLab	oklab(37.34% 0.0168 0.065)
OKLCH	oklch(37.34% 0.067 75.5)
XYZ	xyz(5.4118, 5.1001, 1.2296)
Luminance	0.0510 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553B11 #112B55

analogous

#551911 #553B11 #4D5511

triadic

#553B11 #11553B #3B1155

tetradic

#553B11 #115519 #112B55 #55114D

square

#553B11 #115519 #112B55 #55114D

split-complementary

#553B11 #114D55 #191155

monochromatic

#1A1205 #221807 #553B11 #885E1B #BB8225

Accessibility & contrast

On white

10.40

#553B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#553B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553B11

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553B11	#FFFFFF	#000000	##FFFFFF
##553B11	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C0B

Deuteranopia (green-blind)

#4B4212

Tritanopia (blue-blind)

#5D3432

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #553b11;
/* rgb */ color: rgb(85, 59, 17);
/* oklch */ color: oklch(37.3% 0.067 75.5);

Tailwind

colors: {
  custom: {
    50: '#887052',
    500: '#553b11',
    950: '#000000',
  },
}

SCSS

$custom: #553b11;
$custom-light: #887052;
$custom-dark: #000000;

JSON

{
  "hex": "#553b11",
  "rgb": {
    "r": 85,
    "g": 59,
    "b": 17
  },
  "hsl": {
    "h": 37.059,
    "s": 66.667,
    "l": 20
  },
  "oklch": {
    "l": 0.37339,
    "c": 0.06713,
    "h": 75.5
  },
  "luminance": 0.051
}

Semantic roles & 50–950 ramp

primary

#553B11

secondary

#34568E

accent

#80EA3E

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #553B11

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

Preview Lab → · Contrast checker → · Palette generator →