#553C0F#553C0F

#553C0F is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.5% C 0.069 H 78.0°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#553C0F
RGB	rgb(85, 60, 15)
HSL	hsl(39, 70%, 20%)
HSV	hsv(39, 82%, 33%)
CMYK	cmyk(0%, 29.4%, 82.4%, 66.7%)
CIE-LAB	lab(27.29, 6.19, 30.53)
CIE-LCH	lch(27.29, 31.15, 78.53°)
OKLab	oklab(37.55% 0.0143 0.0671)
OKLCH	oklch(37.55% 0.069 78)
XYZ	xyz(5.4488, 5.1979, 1.1682)
Luminance	0.0520 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553C0F #0F2855

analogous

#55190F #553C0F #4B550F

triadic

#553C0F #0F553C #3C0F55

tetradic

#553C0F #0F5519 #0F2855 #550F4B

square

#553C0F #0F5519 #0F2855 #550F4B

split-complementary

#553C0F #0F4B55 #190F55

monochromatic

#1A1205 #211706 #553C0F #896118 #BD8521

Accessibility & contrast

On white

10.30

#553C0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#553C0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553C0F

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553C0F	#FFFFFF	#000000	##FFFFFF
##553C0F	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D08

Deuteranopia (green-blind)

#4B4311

Tritanopia (blue-blind)

#5D3533

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #553c0f;
/* rgb */ color: rgb(85, 60, 15);
/* oklch */ color: oklch(37.5% 0.069 78.0);

Tailwind

colors: {
  custom: {
    50: '#887151',
    500: '#553c0f',
    950: '#000000',
  },
}

SCSS

$custom: #553c0f;
$custom-light: #887151;
$custom-dark: #000000;

JSON

{
  "hex": "#553c0f",
  "rgb": {
    "r": 85,
    "g": 60,
    "b": 15
  },
  "hsl": {
    "h": 38.571,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.37548,
    "c": 0.06865,
    "h": 78
  },
  "luminance": 0.05198
}

Semantic roles & 50–950 ramp

primary

#553C0F

secondary

#31528F

accent

#7BED3B

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #553C0F

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

Preview Lab → · Contrast checker → · Palette generator →