#B33748#B33748

#B33748 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.159 H 16.8°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#B33748
RGB	rgb(179, 55, 72)
HSL	hsl(352, 53%, 46%)
HSV	hsv(352, 69%, 70%)
CMYK	cmyk(0%, 69.3%, 59.8%, 29.8%)
CIE-LAB	lab(42.44, 50.99, 18.83)
CIE-LCH	lch(42.44, 54.35, 20.27°)
OKLab	oklab(52.36% 0.1525 0.0461)
OKLCH	oklch(52.36% 0.159 16.8)
XYZ	xyz(21.1283, 12.7869, 7.4852)
Luminance	0.1278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33748 #37B3A2

analogous

#B33786 #B33748 #B36437

triadic

#B33748 #48B337 #3748B3

tetradic

#B33748 #86B337 #37B3A2 #6437B3

square

#B33748 #86B337 #37B3A2 #6437B3

split-complementary

#B33748 #37B364 #3786B3

monochromatic

#551A22 #842935 #B33748 #CD5B6A #DB8A95

Accessibility & contrast

On white

5.90

#B33748 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B33748 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33748

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33748	#FFFFFF	#000000	##FFFFFF
##B33748	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575448

Deuteranopia (green-blind)

#776E45

Tritanopia (blue-blind)

#C4193E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b33748;
/* rgb */ color: rgb(179, 55, 72);
/* oklch */ color: oklch(52.4% 0.159 16.8);

Tailwind

colors: {
  custom: {
    50: '#d0767a',
    500: '#b33748',
    950: '#000000',
  },
}

SCSS

$custom: #b33748;
$custom-light: #d0767a;
$custom-dark: #000000;

JSON

{
  "hex": "#b33748",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 72
  },
  "hsl": {
    "h": 351.774,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52365,
    "c": 0.15935,
    "h": 16.8
  },
  "luminance": 0.12784
}

Semantic roles & 50–950 ramp

primary

#B33748

secondary

#81C5BC

accent

#DCC94B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B33748

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

Preview Lab → · Contrast checker → · Palette generator →