#B3201E#B3201E

#B3201E is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.182 H 27.6°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#B3201E
RGB	rgb(179, 32, 30)
HSL	hsl(1, 71%, 41%)
HSV	hsv(1, 83%, 70%)
CMYK	cmyk(0%, 82.1%, 83.2%, 29.8%)
CIE-LAB	lab(39.09, 56.63, 39.88)
CIE-LCH	lch(39.09, 69.27, 35.16°)
OKLab	oklab(49.68% 0.1617 0.0844)
OKLCH	oklch(49.68% 0.182 27.6)
XYZ	xyz(19.3437, 10.7137, 2.2775)
Luminance	0.1071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3201E #1EB1B3

analogous

#B31E66 #B3201E #B36A1E

triadic

#B3201E #1EB320 #201EB3

tetradic

#B3201E #66B31E #1EB1B3 #6A1EB3

square

#B3201E #66B31E #1EB1B3 #6A1EB3

split-complementary

#B3201E #1EB36A #1E66B3

monochromatic

#4A0D0C #7F1715 #B3201E #DD3432 #E56866

Accessibility & contrast

On white

6.68

#B3201E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B3201E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3201E

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3201E	#FFFFFF	#000000	##FFFFFF
##B3201E	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50481B

Deuteranopia (green-blind)

#746716

Tritanopia (blue-blind)

#C60022

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b3201e;
/* rgb */ color: rgb(179, 32, 30);
/* oklch */ color: oklch(49.7% 0.182 27.6);

Tailwind

colors: {
  custom: {
    50: '#d46b5b',
    500: '#b3201e',
    950: '#000000',
  },
}

SCSS

$custom: #b3201e;
$custom-light: #d46b5b;
$custom-dark: #000000;

JSON

{
  "hex": "#b3201e",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 30
  },
  "hsl": {
    "h": 0.805,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49683,
    "c": 0.1824,
    "h": 27.6
  },
  "luminance": 0.1071
}

Semantic roles & 50–950 ramp

primary

#B3201E

secondary

#62C9CB

accent

#ECEE3A

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B3201E

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

Preview Lab → · Contrast checker → · Palette generator →