#B2303C#B2303C

#B2303C is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.166 H 20.4°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B2303C
RGB	rgb(178, 48, 60)
HSL	hsl(354, 58%, 44%)
HSV	hsv(354, 73%, 70%)
CMYK	cmyk(0%, 73%, 66.3%, 30.2%)
CIE-LAB	lab(41.07, 52.56, 24.43)
CIE-LCH	lch(41.07, 57.97, 24.93°)
OKLab	oklab(51.24% 0.1554 0.0579)
OKLCH	oklch(51.24% 0.166 20.4)
XYZ	xyz(20.2348, 11.9081, 5.5071)
Luminance	0.1191 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2303C #30B2A6

analogous

#B2307D #B2303C #B26530

triadic

#B2303C #3CB230 #303CB2

tetradic

#B2303C #7DB230 #30B2A6 #6530B2

square

#B2303C #7DB230 #30B2A6 #6530B2

split-complementary

#B2303C #30B265 #307DB2

monochromatic

#52161C #82232C #B2303C #D0505B #DD8088

Accessibility & contrast

On white

6.21

#B2303C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B2303C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2303C

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2303C	#FFFFFF	#000000	##FFFFFF
##B2303C	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)

#544F3B

Deuteranopia (green-blind)

#756B38

Tritanopia (blue-blind)

#C30036

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b2303c;
/* rgb */ color: rgb(178, 48, 60);
/* oklch */ color: oklch(51.2% 0.166 20.4);

Tailwind

colors: {
  custom: {
    50: '#d07271',
    500: '#b2303c',
    950: '#000000',
  },
}

SCSS

$custom: #b2303c;
$custom-light: #d07271;
$custom-dark: #000000;

JSON

{
  "hex": "#b2303c",
  "rgb": {
    "r": 178,
    "g": 48,
    "b": 60
  },
  "hsl": {
    "h": 354.462,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51239,
    "c": 0.16579,
    "h": 20.4
  },
  "luminance": 0.11905
}

Semantic roles & 50–950 ramp

primary

#B2303C

secondary

#78C6BE

accent

#E1D347

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B2303C

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

Preview Lab → · Contrast checker → · Palette generator →