#B3601D#B3601D

#B3601D is a mid, vivid orange. Relative luminance 0.180; OKLCH L 57.6% C 0.131 H 54.0°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#B3601D
RGB	rgb(179, 96, 29)
HSL	hsl(27, 72%, 41%)
HSV	hsv(27, 84%, 70%)
CMYK	cmyk(0%, 46.4%, 83.8%, 29.8%)
CIE-LAB	lab(49.55, 29.04, 49.82)
CIE-LCH	lch(49.55, 57.67, 59.76°)
OKLab	oklab(57.58% 0.0771 0.1062)
OKLCH	oklch(57.58% 0.131 54)
XYZ	xyz(22.9972, 18.0409, 3.4333)
Luminance	0.1804 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3601D #1D70B3

analogous

#B31D25 #B3601D #B3AB1D

triadic

#B3601D #1DB360 #601DB3

tetradic

#B3601D #25B31D #1D70B3 #AB1DB3

square

#B3601D #25B31D #1D70B3 #AB1DB3

split-complementary

#B3601D #1DB3AB #1D25B3

monochromatic

#4A280C #7E4414 #B3601D #DD7D30 #E69E64

Accessibility & contrast

On white

4.56

#B3601D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#B3601D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3601D

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3601D	#FFFFFF	#000000	##000000
##B3601D	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#786A11

Deuteranopia (green-blind)

#8C7D1C

Tritanopia (blue-blind)

#C44E53

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #b3601d;
/* rgb */ color: rgb(179, 96, 29);
/* oklch */ color: oklch(57.6% 0.131 54.0);

Tailwind

colors: {
  custom: {
    50: '#d18e5f',
    500: '#b3601d',
    950: '#000000',
  },
}

SCSS

$custom: #b3601d;
$custom-light: #d18e5f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3601d",
  "rgb": {
    "r": 179,
    "g": 96,
    "b": 29
  },
  "hsl": {
    "h": 26.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.57582,
    "c": 0.13121,
    "h": 54
  },
  "luminance": 0.18038
}

Semantic roles & 50–950 ramp

primary

#B3601D

secondary

#619CCB

accent

#9EEF39

background

#FDF8F5

surface

#FBF0EA

border

#D4CBC6

text

#150C05

muted

#837D79

Preview Lab

Preview with #B3601D

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

Preview Lab → · Contrast checker → · Palette generator →