#B3603E#B3603E

#B3603E is a mid, moderate orange. Relative luminance 0.183; OKLCH L 57.9% C 0.118 H 42.4°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#B3603E
RGB	rgb(179, 96, 62)
HSL	hsl(17, 49%, 47%)
HSV	hsv(17, 65%, 70%)
CMYK	cmyk(0%, 46.4%, 65.4%, 29.8%)
CIE-LAB	lab(49.86, 30.59, 34.03)
CIE-LCH	lch(49.86, 45.76, 48.04°)
OKLab	oklab(57.92% 0.087 0.0794)
OKLCH	oklch(57.92% 0.118 42.4)
XYZ	xyz(23.6447, 18.2999, 6.8435)
Luminance	0.1830 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3603E #3E91B3

analogous

#B33E56 #B3603E #B39B3E

triadic

#B3603E #3EB360 #603EB3

tetradic

#B3603E #56B33E #3E91B3 #9B3EB3

square

#B3603E #56B33E #3E91B3 #9B3EB3

split-complementary

#B3603E #3EB39B #3E56B3

monochromatic

#582F1F #86482E #B3603E #CA8265 #D9A792

Accessibility & contrast

On white

4.51

#B3603E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#B3603E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3603E

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3603E	#FFFFFF	#000000	##000000
##B3603E	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#766B3B

Deuteranopia (green-blind)

#8A7E3D

Tritanopia (blue-blind)

#C35058

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #b3603e;
/* rgb */ color: rgb(179, 96, 62);
/* oklch */ color: oklch(57.9% 0.118 42.4);

Tailwind

colors: {
  custom: {
    50: '#cf8e74',
    500: '#b3603e',
    950: '#000000',
  },
}

SCSS

$custom: #b3603e;
$custom-light: #cf8e74;
$custom-dark: #000000;

JSON

{
  "hex": "#b3603e",
  "rgb": {
    "r": 179,
    "g": 96,
    "b": 62
  },
  "hsl": {
    "h": 17.436,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57921,
    "c": 0.11779,
    "h": 42.4
  },
  "luminance": 0.18297
}

Semantic roles & 50–950 ramp

primary

#B3603E

secondary

#88B3C5

accent

#B0D850

background

#FDF8F7

surface

#FAF0ED

border

#D3CBC8

text

#150C08

muted

#837D7B

Preview Lab

Preview with #B3603E

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

Preview Lab → · Contrast checker → · Palette generator →