#B33619#B33619

#B33619 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.6% C 0.166 H 34.1°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B33619
RGB	rgb(179, 54, 25)
HSL	hsl(11, 75%, 40%)
HSV	hsv(11, 86%, 70%)
CMYK	cmyk(0%, 69.8%, 86%, 29.8%)
CIE-LAB	lab(41.68, 49.20, 44.69)
CIE-LCH	lch(41.68, 66.47, 42.25°)
OKLab	oklab(51.6% 0.1377 0.0932)
OKLCH	oklch(51.6% 0.166 34.1)
XYZ	xyz(20.0874, 12.2953, 2.2350)
Luminance	0.1229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33619 #1996B3

analogous

#B31949 #B33619 #B38319

triadic

#B33619 #19B336 #3619B3

tetradic

#B33619 #49B319 #1996B3 #8319B3

square

#B33619 #49B319 #1996B3 #8319B3

split-complementary

#B33619 #19B383 #1949B3

monochromatic

#48160A #7D2612 #B33619 #E14B28 #E8785E

Accessibility & contrast

On white

6.07

#B33619 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B33619 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33619

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33619	#FFFFFF	#000000	##FFFFFF
##B33619	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5113

Deuteranopia (green-blind)

#7A6D11

Tritanopia (blue-blind)

#C50131

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33619;
/* rgb */ color: rgb(179, 54, 25);
/* oklch */ color: oklch(51.6% 0.166 34.1);

Tailwind

colors: {
  custom: {
    50: '#d37559',
    500: '#b33619',
    950: '#000000',
  },
}

SCSS

$custom: #b33619;
$custom-light: #d37559;
$custom-dark: #000000;

JSON

{
  "hex": "#b33619",
  "rgb": {
    "r": 179,
    "g": 54,
    "b": 25
  },
  "hsl": {
    "h": 11.299,
    "s": 75.49,
    "l": 40
  },
  "oklch": {
    "l": 0.51602,
    "c": 0.16626,
    "h": 34.1
  },
  "luminance": 0.12292
}

Semantic roles & 50–950 ramp

primary

#B33619

secondary

#5BB7CC

accent

#CFF236

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B33619

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

Preview Lab → · Contrast checker → · Palette generator →