#B3203D#B3203D

#B3203D is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.180 H 16.8°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#B3203D
RGB	rgb(179, 32, 61)
HSL	hsl(348, 70%, 41%)
HSV	hsv(348, 82%, 70%)
CMYK	cmyk(0%, 82.1%, 65.9%, 29.8%)
CIE-LAB	lab(39.51, 57.90, 21.87)
CIE-LCH	lch(39.51, 61.89, 20.69°)
OKLab	oklab(50.12% 0.1725 0.0521)
OKLCH	oklch(50.12% 0.18 16.8)
XYZ	xyz(19.9514, 10.9568, 5.4783)
Luminance	0.1095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3203D #20B396

analogous

#B32087 #B3203D #B34D20

triadic

#B3203D #3DB320 #203DB3

tetradic

#B3203D #87B320 #20B396 #4D20B3

square

#B3203D #87B320 #20B396 #4D20B3

split-complementary

#B3203D #20B34D #2087B3

monochromatic

#4B0D1A #7F172B #B3203D #DB3556 #E46981

Accessibility & contrast

On white

6.58

#B3203D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B3203D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3203D

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3203D	#FFFFFF	#000000	##FFFFFF
##B3203D	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4A3D

Deuteranopia (green-blind)

#726839

Tritanopia (blue-blind)

#C5002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b3203d;
/* rgb */ color: rgb(179, 32, 61);
/* oklch */ color: oklch(50.1% 0.180 16.8);

Tailwind

colors: {
  custom: {
    50: '#d26c72',
    500: '#b3203d',
    950: '#000000',
  },
}

SCSS

$custom: #b3203d;
$custom-light: #d26c72;
$custom-dark: #000000;

JSON

{
  "hex": "#b3203d",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 61
  },
  "hsl": {
    "h": 348.163,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50122,
    "c": 0.18024,
    "h": 16.8
  },
  "luminance": 0.10954
}

Semantic roles & 50–950 ramp

primary

#B3203D

secondary

#65CAB6

accent

#ECCA3B

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160807

muted

#847A7A

Preview Lab

Preview with #B3203D

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

Preview Lab → · Contrast checker → · Palette generator →