#B33C45#B33C45

#B33C45 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.154 H 19.8°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#B33C45
RGB	rgb(179, 60, 69)
HSL	hsl(355, 50%, 47%)
HSV	hsv(355, 66%, 70%)
CMYK	cmyk(0%, 66.5%, 61.5%, 29.8%)
CIE-LAB	lab(43.13, 48.73, 21.59)
CIE-LCH	lch(43.13, 53.30, 23.89°)
OKLab	oklab(52.86% 0.1448 0.0523)
OKLCH	oklch(52.86% 0.154 19.8)
XYZ	xyz(21.2825, 13.2480, 7.0655)
Luminance	0.1325 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33C45 #3CB3AA

analogous

#B33C81 #B33C45 #B36F3C

triadic

#B33C45 #45B33C #3C45B3

tetradic

#B33C45 #81B33C #3CB3AA #6F3CB3

square

#B33C45 #81B33C #3CB3AA #6F3CB3

split-complementary

#B33C45 #3CB36F #3C81B3

monochromatic

#571D22 #852D33 #B33C45 #CA626A #DA9095

Accessibility & contrast

On white

5.76

#B33C45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#B33C45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33C45

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33C45	#FFFFFF	#000000	##FFFFFF
##B33C45	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5645

Deuteranopia (green-blind)

#796F42

Tritanopia (blue-blind)

#C42140

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b33c45;
/* rgb */ color: rgb(179, 60, 69);
/* oklch */ color: oklch(52.9% 0.154 19.8);

Tailwind

colors: {
  custom: {
    50: '#d07878',
    500: '#b33c45',
    950: '#000000',
  },
}

SCSS

$custom: #b33c45;
$custom-light: #d07878;
$custom-dark: #000000;

JSON

{
  "hex": "#b33c45",
  "rgb": {
    "r": 179,
    "g": 60,
    "b": 69
  },
  "hsl": {
    "h": 355.462,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52865,
    "c": 0.15395,
    "h": 19.8
  },
  "luminance": 0.13245
}

Semantic roles & 50–950 ramp

primary

#B33C45

secondary

#86C5C0

accent

#D9CF4E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B33C45

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

Preview Lab → · Contrast checker → · Palette generator →