#B33F4E#B33F4E

#B33F4E is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.4% C 0.150 H 16.2°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B33F4E
RGB	rgb(179, 63, 78)
HSL	hsl(352, 48%, 47%)
HSV	hsv(352, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 56.4%, 29.8%)
CIE-LAB	lab(43.79, 48.10, 16.93)
CIE-LCH	lch(43.79, 50.99, 19.39°)
OKLab	oklab(53.41% 0.1443 0.042)
OKLCH	oklch(53.41% 0.15 16.2)
XYZ	xyz(21.7450, 13.6916, 8.7039)
Luminance	0.1369 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F4E #3FB3A4

analogous

#B33F88 #B33F4E #B36A3F

triadic

#B33F4E #4EB33F #3F4EB3

tetradic

#B33F4E #88B33F #3FB3A4 #6A3FB3

square

#B33F4E #88B33F #3FB3A4 #6A3FB3

split-complementary

#B33F4E #3FB36A #3F88B3

monochromatic

#581F27 #862F3A #B33F4E #C96673 #D9939C

Accessibility & contrast

On white

5.62

#B33F4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#B33F4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F4E

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F4E	#FFFFFF	#000000	##FFFFFF
##B33F4E	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B584E

Deuteranopia (green-blind)

#79704B

Tritanopia (blue-blind)

#C32945

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b33f4e;
/* rgb */ color: rgb(179, 63, 78);
/* oklch */ color: oklch(53.4% 0.150 16.2);

Tailwind

colors: {
  custom: {
    50: '#cf7a7f',
    500: '#b33f4e',
    950: '#000000',
  },
}

SCSS

$custom: #b33f4e;
$custom-light: #cf7a7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f4e",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 78
  },
  "hsl": {
    "h": 352.241,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53411,
    "c": 0.15031,
    "h": 16.2
  },
  "luminance": 0.13689
}

Semantic roles & 50–950 ramp

primary

#B33F4E

secondary

#89C4BD

accent

#D8C650

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B33F4E

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

Preview Lab → · Contrast checker → · Palette generator →