#B3641E#B3641E

#B3641E is a mid, vivid orange. Relative luminance 0.188; OKLCH L 58.3% C 0.129 H 56.6°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#B3641E
RGB	rgb(179, 100, 30)
HSL	hsl(28, 71%, 41%)
HSV	hsv(28, 83%, 70%)
CMYK	cmyk(0%, 44.1%, 83.2%, 29.8%)
CIE-LAB	lab(50.45, 26.90, 50.23)
CIE-LCH	lch(50.45, 56.98, 61.83°)
OKLab	oklab(58.28% 0.0708 0.1074)
OKLCH	oklch(58.28% 0.129 56.6)
XYZ	xyz(23.3841, 18.7944, 3.6243)
Luminance	0.1879 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3641E #1E6DB3

analogous

#B31E22 #B3641E #B3AE1E

triadic

#B3641E #1EB364 #641EB3

tetradic

#B3641E #22B31E #1E6DB3 #AE1EB3

square

#B3641E #22B31E #1E6DB3 #AE1EB3

split-complementary

#B3641E #1EB3AE #1E22B3

monochromatic

#4A290C #7F4715 #B3641E #DD8232 #E5A266

Accessibility & contrast

On white

4.41

#B3641E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#B3641E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3641E

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3641E	#FFFFFF	#000000	##000000
##B3641E	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6D11

Deuteranopia (green-blind)

#8E7F1E

Tritanopia (blue-blind)

#C45257

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #b3641e;
/* rgb */ color: rgb(179, 100, 30);
/* oklch */ color: oklch(58.3% 0.129 56.6);

Tailwind

colors: {
  custom: {
    50: '#d09160',
    500: '#b3641e',
    950: '#000000',
  },
}

SCSS

$custom: #b3641e;
$custom-light: #d09160;
$custom-dark: #000000;

JSON

{
  "hex": "#b3641e",
  "rgb": {
    "r": 179,
    "g": 100,
    "b": 30
  },
  "hsl": {
    "h": 28.188,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.58276,
    "c": 0.12862,
    "h": 56.6
  },
  "luminance": 0.18792
}

Semantic roles & 50–950 ramp

primary

#B3641E

secondary

#629ACB

accent

#99EE3A

background

#FDF8F5

surface

#FBF0EA

border

#D4CBC6

text

#150C05

muted

#837D79

Preview Lab

Preview with #B3641E

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

Preview Lab → · Contrast checker → · Palette generator →