#B33746#B33746

#B33746 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.159 H 17.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B33746
RGB	rgb(179, 55, 70)
HSL	hsl(353, 53%, 46%)
HSV	hsv(353, 69%, 70%)
CMYK	cmyk(0%, 69.3%, 60.9%, 29.8%)
CIE-LAB	lab(42.40, 50.85, 20.01)
CIE-LCH	lch(42.40, 54.65, 21.48°)
OKLab	oklab(52.32% 0.1517 0.0487)
OKLCH	oklch(52.32% 0.159 17.8)
XYZ	xyz(21.0642, 12.7612, 7.1471)
Luminance	0.1276 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33746 #37B3A4

analogous

#B33784 #B33746 #B36637

triadic

#B33746 #46B337 #3746B3

tetradic

#B33746 #84B337 #37B3A4 #6637B3

square

#B33746 #84B337 #37B3A4 #6637B3

split-complementary

#B33746 #37B366 #3784B3

monochromatic

#551A21 #842934 #B33746 #CD5B68 #DB8A93

Accessibility & contrast

On white

5.91

#B33746 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B33746 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33746

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33746	#FFFFFF	#000000	##FFFFFF
##B33746	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575446

Deuteranopia (green-blind)

#776E43

Tritanopia (blue-blind)

#C4183D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b33746;
/* rgb */ color: rgb(179, 55, 70);
/* oklch */ color: oklch(52.3% 0.159 17.8);

Tailwind

colors: {
  custom: {
    50: '#d07679',
    500: '#b33746',
    950: '#000000',
  },
}

SCSS

$custom: #b33746;
$custom-light: #d07679;
$custom-dark: #000000;

JSON

{
  "hex": "#b33746",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 70
  },
  "hsl": {
    "h": 352.742,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52324,
    "c": 0.15936,
    "h": 17.8
  },
  "luminance": 0.12758
}

Semantic roles & 50–950 ramp

primary

#B33746

secondary

#81C5BD

accent

#DCCB4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B33746

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

Preview Lab → · Contrast checker → · Palette generator →