#B3201C#B3201C

#B3201C is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.183 H 28.1°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B3201C
RGB	rgb(179, 32, 28)
HSL	hsl(2, 73%, 41%)
HSV	hsv(2, 84%, 70%)
CMYK	cmyk(0%, 82.1%, 84.4%, 29.8%)
CIE-LAB	lab(39.08, 56.58, 40.93)
CIE-LCH	lch(39.08, 69.83, 35.88°)
OKLab	oklab(49.67% 0.1612 0.0859)
OKLCH	oklch(49.67% 0.183 28.1)
XYZ	xyz(19.3190, 10.7038, 2.1472)
Luminance	0.1070 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3201C #1CAFB3

analogous

#B31C64 #B3201C #B36B1C

triadic

#B3201C #1CB320 #201CB3

tetradic

#B3201C #64B31C #1CAFB3 #6B1CB3

square

#B3201C #64B31C #1CAFB3 #6B1CB3

split-complementary

#B3201C #1CB36B #1C64B3

monochromatic

#490D0B #7E1714 #B3201C #DE332E #E76663

Accessibility & contrast

On white

6.69

#B3201C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B3201C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3201C

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3201C	#FFFFFF	#000000	##FFFFFF
##B3201C	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514819

Deuteranopia (green-blind)

#746713

Tritanopia (blue-blind)

#C60022

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b3201c;
/* rgb */ color: rgb(179, 32, 28);
/* oklch */ color: oklch(49.7% 0.183 28.1);

Tailwind

colors: {
  custom: {
    50: '#d46b5a',
    500: '#b3201c',
    950: '#000000',
  },
}

SCSS

$custom: #b3201c;
$custom-light: #d46b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#b3201c",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 28
  },
  "hsl": {
    "h": 1.589,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49665,
    "c": 0.18262,
    "h": 28.1
  },
  "luminance": 0.10701
}

Semantic roles & 50–950 ramp

primary

#B3201C

secondary

#5FC8CB

accent

#EBF038

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #B3201C

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

Preview Lab → · Contrast checker → · Palette generator →