#B33215#B33215

#B33215 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.170 H 33.7°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B33215
RGB	rgb(179, 50, 21)
HSL	hsl(11, 79%, 39%)
HSV	hsv(11, 88%, 70%)
CMYK	cmyk(0%, 72.1%, 88.3%, 29.8%)
CIE-LAB	lab(41.09, 50.66, 45.98)
CIE-LCH	lch(41.09, 68.41, 42.23°)
OKLab	oklab(51.15% 0.1416 0.0945)
OKLCH	oklch(51.15% 0.17 33.7)
XYZ	xyz(19.8688, 11.9222, 1.9644)
Luminance	0.1192 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33215 #1596B3

analogous

#B31547 #B33215 #B38115

triadic

#B33215 #15B332 #3215B3

tetradic

#B33215 #47B315 #1596B3 #8115B3

square

#B33215 #47B315 #1596B3 #8115B3

split-complementary

#B33215 #15B381 #1547B3

monochromatic

#451308 #7C230F #B33215 #E54420 #EB7257

Accessibility & contrast

On white

6.21

#B33215 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B33215 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33215

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33215	#FFFFFF	#000000	##FFFFFF
##B33215	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)

#594F0F

Deuteranopia (green-blind)

#796B0B

Tritanopia (blue-blind)

#C6002D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b33215;
/* rgb */ color: rgb(179, 50, 21);
/* oklch */ color: oklch(51.2% 0.170 33.7);

Tailwind

colors: {
  custom: {
    50: '#d47357',
    500: '#b33215',
    950: '#000000',
  },
}

SCSS

$custom: #b33215;
$custom-light: #d47357;
$custom-dark: #000000;

JSON

{
  "hex": "#b33215",
  "rgb": {
    "r": 179,
    "g": 50,
    "b": 21
  },
  "hsl": {
    "h": 11.013,
    "s": 79,
    "l": 39.216
  },
  "oklch": {
    "l": 0.51152,
    "c": 0.1702,
    "h": 33.7
  },
  "luminance": 0.11919
}

Semantic roles & 50–950 ramp

primary

#B33215

secondary

#56B8CE

accent

#D2F532

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B33215

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

Preview Lab → · Contrast checker → · Palette generator →