#B2233F#B2233F

#B2233F is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.2% C 0.177 H 16.3°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#B2233F
RGB	rgb(178, 35, 63)
HSL	hsl(348, 67%, 42%)
HSV	hsv(348, 80%, 70%)
CMYK	cmyk(0%, 80.3%, 64.6%, 30.2%)
CIE-LAB	lab(39.63, 56.92, 20.73)
CIE-LCH	lch(39.63, 60.58, 20.01°)
OKLab	oklab(50.19% 0.17 0.0498)
OKLCH	oklch(50.19% 0.177 16.3)
XYZ	xyz(19.8605, 11.0290, 5.7847)
Luminance	0.1103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2233F #23B296

analogous

#B22387 #B2233F #B24F23

triadic

#B2233F #3FB223 #233FB2

tetradic

#B2233F #87B223 #23B296 #4F23B2

square

#B2233F #87B223 #23B296 #4F23B2

split-complementary

#B2233F #23B24F #2387B2

monochromatic

#4C0F1B #7F192D #B2233F #D83A59 #E26D84

Accessibility & contrast

On white

6.55

#B2233F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B2233F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2233F

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2233F	#FFFFFF	#000000	##FFFFFF
##B2233F	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3F

Deuteranopia (green-blind)

#71683B

Tritanopia (blue-blind)

#C3002F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b2233f;
/* rgb */ color: rgb(178, 35, 63);
/* oklch */ color: oklch(50.2% 0.177 16.3);

Tailwind

colors: {
  custom: {
    50: '#d16d73',
    500: '#b2233f',
    950: '#000000',
  },
}

SCSS

$custom: #b2233f;
$custom-light: #d16d73;
$custom-dark: #000000;

JSON

{
  "hex": "#b2233f",
  "rgb": {
    "r": 178,
    "g": 35,
    "b": 63
  },
  "hsl": {
    "h": 348.252,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.50188,
    "c": 0.1771,
    "h": 16.3
  },
  "luminance": 0.11026
}

Semantic roles & 50–950 ramp

primary

#B2233F

secondary

#68C9B6

accent

#EAC83E

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B2233F

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

Preview Lab → · Contrast checker → · Palette generator →