#B2303F#B2303F

#B2303F is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.3% C 0.166 H 19.1°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#B2303F
RGB	rgb(178, 48, 63)
HSL	hsl(353, 58%, 44%)
HSV	hsv(353, 73%, 70%)
CMYK	cmyk(0%, 73%, 64.6%, 30.2%)
CIE-LAB	lab(41.12, 52.74, 22.65)
CIE-LCH	lch(41.12, 57.40, 23.24°)
OKLab	oklab(51.3% 0.1566 0.0542)
OKLCH	oklch(51.3% 0.166 19.1)
XYZ	xyz(20.3164, 11.9407, 5.9367)
Luminance	0.1194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2303F #30B2A3

analogous

#B23080 #B2303F #B26230

triadic

#B2303F #3FB230 #303FB2

tetradic

#B2303F #80B230 #30B2A3 #6230B2

square

#B2303F #80B230 #30B2A3 #6230B2

split-complementary

#B2303F #30B262 #3080B2

monochromatic

#52161D #82232E #B2303F #D0505E #DD808A

Accessibility & contrast

On white

6.20

#B2303F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B2303F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2303F

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2303F	#FFFFFF	#000000	##FFFFFF
##B2303F	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F3F

Deuteranopia (green-blind)

#756B3B

Tritanopia (blue-blind)

#C30037

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b2303f;
/* rgb */ color: rgb(178, 48, 63);
/* oklch */ color: oklch(51.3% 0.166 19.1);

Tailwind

colors: {
  custom: {
    50: '#d07274',
    500: '#b2303f',
    950: '#000000',
  },
}

SCSS

$custom: #b2303f;
$custom-light: #d07274;
$custom-dark: #000000;

JSON

{
  "hex": "#b2303f",
  "rgb": {
    "r": 178,
    "g": 48,
    "b": 63
  },
  "hsl": {
    "h": 353.077,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51295,
    "c": 0.16565,
    "h": 19.1
  },
  "luminance": 0.11938
}

Semantic roles & 50–950 ramp

primary

#B2303F

secondary

#78C6BD

accent

#E1CF47

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B2303F

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

Preview Lab → · Contrast checker → · Palette generator →