#B2303D#B2303D

#B2303D is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.3% C 0.166 H 20.0°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B2303D
RGB	rgb(178, 48, 61)
HSL	hsl(354, 58%, 44%)
HSV	hsv(354, 73%, 70%)
CMYK	cmyk(0%, 73%, 65.7%, 30.2%)
CIE-LAB	lab(41.09, 52.62, 23.84)
CIE-LCH	lch(41.09, 57.77, 24.37°)
OKLab	oklab(51.26% 0.1558 0.0566)
OKLCH	oklch(51.26% 0.166 20)
XYZ	xyz(20.2615, 11.9188, 5.6476)
Luminance	0.1192 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2303D #30B2A5

analogous

#B2307E #B2303D #B26430

triadic

#B2303D #3DB230 #303DB2

tetradic

#B2303D #7EB230 #30B2A5 #6430B2

square

#B2303D #7EB230 #30B2A5 #6430B2

split-complementary

#B2303D #30B264 #307EB2

monochromatic

#52161C #82232C #B2303D #D0505C #DD8089

Accessibility & contrast

On white

6.21

#B2303D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B2303D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2303D

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2303D	#FFFFFF	#000000	##FFFFFF
##B2303D	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F3D

Deuteranopia (green-blind)

#756B39

Tritanopia (blue-blind)

#C30036

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b2303d;
/* rgb */ color: rgb(178, 48, 61);
/* oklch */ color: oklch(51.3% 0.166 20.0);

Tailwind

colors: {
  custom: {
    50: '#d07272',
    500: '#b2303d',
    950: '#000000',
  },
}

SCSS

$custom: #b2303d;
$custom-light: #d07272;
$custom-dark: #000000;

JSON

{
  "hex": "#b2303d",
  "rgb": {
    "r": 178,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 354,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51257,
    "c": 0.16574,
    "h": 20
  },
  "luminance": 0.11916
}

Semantic roles & 50–950 ramp

primary

#B2303D

secondary

#78C6BE

accent

#E1D147

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B2303D

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

Preview Lab → · Contrast checker → · Palette generator →