#B33145#B33145

#B33145 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.166 H 16.7°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B33145
RGB	rgb(179, 49, 69)
HSL	hsl(351, 57%, 45%)
HSV	hsv(351, 73%, 70%)
CMYK	cmyk(0%, 72.6%, 61.5%, 29.8%)
CIE-LAB	lab(41.55, 53.07, 19.52)
CIE-LCH	lch(41.55, 56.54, 20.19°)
OKLab	oklab(51.69% 0.1586 0.0475)
OKLCH	oklch(51.69% 0.166 16.7)
XYZ	xyz(20.7650, 12.2130, 6.8930)
Luminance	0.1221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33145 #31B39F

analogous

#B33186 #B33145 #B35E31

triadic

#B33145 #45B331 #3145B3

tetradic

#B33145 #86B331 #31B39F #5E31B3

square

#B33145 #86B331 #31B39F #5E31B3

split-complementary

#B33145 #31B35E #3186B3

monochromatic

#531720 #832432 #B33145 #D05265 #DD8290

Accessibility & contrast

On white

6.10

#B33145 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B33145 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33145

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33145	#FFFFFF	#000000	##FFFFFF
##B33145	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545145

Deuteranopia (green-blind)

#756C41

Tritanopia (blue-blind)

#C40739

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33145;
/* rgb */ color: rgb(179, 49, 69);
/* oklch */ color: oklch(51.7% 0.166 16.7);

Tailwind

colors: {
  custom: {
    50: '#d17378',
    500: '#b33145',
    950: '#000000',
  },
}

SCSS

$custom: #b33145;
$custom-light: #d17378;
$custom-dark: #000000;

JSON

{
  "hex": "#b33145",
  "rgb": {
    "r": 179,
    "g": 49,
    "b": 69
  },
  "hsl": {
    "h": 350.769,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51686,
    "c": 0.16559,
    "h": 16.7
  },
  "luminance": 0.1221
}

Semantic roles & 50–950 ramp

primary

#B33145

secondary

#7AC6BA

accent

#E0C948

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B33145

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

Preview Lab → · Contrast checker → · Palette generator →