#B3201A#B3201A

#B3201A is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.6% C 0.183 H 28.5°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B3201A
RGB	rgb(179, 32, 26)
HSL	hsl(2, 75%, 40%)
HSV	hsv(2, 85%, 70%)
CMYK	cmyk(0%, 82.1%, 85.5%, 29.8%)
CIE-LAB	lab(39.06, 56.53, 41.94)
CIE-LCH	lch(39.06, 70.39, 36.57°)
OKLab	oklab(49.65% 0.1606 0.0873)
OKLCH	oklch(49.65% 0.183 28.5)
XYZ	xyz(19.2958, 10.6945, 2.0254)
Luminance	0.1069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3201A #1AADB3

analogous

#B31A60 #B3201A #B36C1A

triadic

#B3201A #1AB320 #201AB3

tetradic

#B3201A #60B31A #1AADB3 #6C1AB3

square

#B3201A #60B31A #1AADB3 #6C1AB3

split-complementary

#B3201A #1AB36C #1A60B3

monochromatic

#480D0A #7E1612 #B3201A #E0312A #E86560

Accessibility & contrast

On white

6.69

#B3201A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B3201A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3201A

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3201A	#FFFFFF	#000000	##FFFFFF
##B3201A	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)

#514817

Deuteranopia (green-blind)

#746710

Tritanopia (blue-blind)

#C60021

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b3201a;
/* rgb */ color: rgb(179, 32, 26);
/* oklch */ color: oklch(49.6% 0.183 28.5);

Tailwind

colors: {
  custom: {
    50: '#d46b59',
    500: '#b3201a',
    950: '#000000',
  },
}

SCSS

$custom: #b3201a;
$custom-light: #d46b59;
$custom-dark: #000000;

JSON

{
  "hex": "#b3201a",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 26
  },
  "hsl": {
    "h": 2.353,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49649,
    "c": 0.18284,
    "h": 28.5
  },
  "luminance": 0.10691
}

Semantic roles & 50–950 ramp

primary

#B3201A

secondary

#5DC8CC

accent

#EAF137

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160803

muted

#847A78

Preview Lab

Preview with #B3201A

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

Preview Lab → · Contrast checker → · Palette generator →