#B3203E#B3203E

#B3203E is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.180 H 16.4°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#B3203E
RGB	rgb(179, 32, 62)
HSL	hsl(348, 70%, 41%)
HSV	hsv(348, 82%, 70%)
CMYK	cmyk(0%, 82.1%, 65.4%, 29.8%)
CIE-LAB	lab(39.53, 57.95, 21.26)
CIE-LCH	lch(39.53, 61.73, 20.15°)
OKLab	oklab(50.14% 0.1729 0.0509)
OKLCH	oklch(50.14% 0.18 16.4)
XYZ	xyz(19.9786, 10.9676, 5.6215)
Luminance	0.1096 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3203E #20B395

analogous

#B32088 #B3203E #B34C20

triadic

#B3203E #3EB320 #203EB3

tetradic

#B3203E #88B320 #20B395 #4C20B3

square

#B3203E #88B320 #20B395 #4C20B3

split-complementary

#B3203E #20B34C #2088B3

monochromatic

#4B0D1A #7F172C #B3203E #DB3557 #E46982

Accessibility & contrast

On white

6.58

#B3203E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B3203E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3203E

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3203E	#FFFFFF	#000000	##FFFFFF
##B3203E	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)

#4D4A3E

Deuteranopia (green-blind)

#72683A

Tritanopia (blue-blind)

#C5002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b3203e;
/* rgb */ color: rgb(179, 32, 62);
/* oklch */ color: oklch(50.1% 0.180 16.4);

Tailwind

colors: {
  custom: {
    50: '#d26c73',
    500: '#b3203e',
    950: '#000000',
  },
}

SCSS

$custom: #b3203e;
$custom-light: #d26c73;
$custom-dark: #000000;

JSON

{
  "hex": "#b3203e",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 62
  },
  "hsl": {
    "h": 347.755,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50141,
    "c": 0.18025,
    "h": 16.4
  },
  "luminance": 0.10965
}

Semantic roles & 50–950 ramp

primary

#B3203E

secondary

#65CAB5

accent

#ECC83B

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#160808

muted

#847B7B

Preview Lab

Preview with #B3203E

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

Preview Lab → · Contrast checker → · Palette generator →