#B33750#B33750

#B33750 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.160 H 12.8°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B33750
RGB	rgb(179, 55, 80)
HSL	hsl(348, 53%, 46%)
HSV	hsv(348, 69%, 70%)
CMYK	cmyk(0%, 69.3%, 55.3%, 29.8%)
CIE-LAB	lab(42.61, 51.58, 14.09)
CIE-LCH	lch(42.61, 53.47, 15.28°)
OKLab	oklab(52.55% 0.1557 0.0354)
OKLCH	oklch(52.55% 0.16 12.8)
XYZ	xyz(21.4065, 12.8982, 8.9502)
Luminance	0.1290 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33750 #37B39A

analogous

#B3378E #B33750 #B35C37

triadic

#B33750 #50B337 #3750B3

tetradic

#B33750 #8EB337 #37B39A #5C37B3

square

#B33750 #8EB337 #37B39A #5C37B3

split-complementary

#B33750 #37B35C #378EB3

monochromatic

#551A26 #84293B #B33750 #CD5B72 #DB8A9A

Accessibility & contrast

On white

5.87

#B33750 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B33750 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33750

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33750	#FFFFFF	#000000	##FFFFFF
##B33750	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565450

Deuteranopia (green-blind)

#766E4D

Tritanopia (blue-blind)

#C31D41

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b33750;
/* rgb */ color: rgb(179, 55, 80);
/* oklch */ color: oklch(52.5% 0.160 12.8);

Tailwind

colors: {
  custom: {
    50: '#d07680',
    500: '#b33750',
    950: '#000000',
  },
}

SCSS

$custom: #b33750;
$custom-light: #d07680;
$custom-dark: #000000;

JSON

{
  "hex": "#b33750",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 80
  },
  "hsl": {
    "h": 347.903,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52546,
    "c": 0.15967,
    "h": 12.8
  },
  "luminance": 0.12895
}

Semantic roles & 50–950 ramp

primary

#B33750

secondary

#81C5B7

accent

#DCBF4B

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B33750

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

Preview Lab → · Contrast checker → · Palette generator →