#B33E40#B33E40

#B33E40 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.152 H 23.0°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B33E40
RGB	rgb(179, 62, 64)
HSL	hsl(359, 49%, 47%)
HSV	hsv(359, 65%, 70%)
CMYK	cmyk(0%, 65.4%, 64.2%, 29.8%)
CIE-LAB	lab(43.36, 47.55, 24.92)
CIE-LCH	lch(43.36, 53.68, 27.66°)
OKLab	oklab(53.01% 0.1401 0.0594)
OKLCH	oklch(53.01% 0.152 23)
XYZ	xyz(21.2406, 13.4020, 6.3179)
Luminance	0.1340 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33E40 #3EB3B1

analogous

#B33E7B #B33E40 #B3763E

triadic

#B33E40 #40B33E #3E40B3

tetradic

#B33E40 #7BB33E #3EB3B1 #763EB3

square

#B33E40 #7BB33E #3EB3B1 #763EB3

split-complementary

#B33E40 #3EB376 #3E7BB3

monochromatic

#581F1F #862E30 #B33E40 #CA6566 #D99293

Accessibility & contrast

On white

5.71

#B33E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B33E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33E40

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33E40	#FFFFFF	#000000	##FFFFFF
##B33E40	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D573F

Deuteranopia (green-blind)

#7A703D

Tritanopia (blue-blind)

#C42340

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b33e40;
/* rgb */ color: rgb(179, 62, 64);
/* oklch */ color: oklch(53.0% 0.152 23.0);

Tailwind

colors: {
  custom: {
    50: '#d07974',
    500: '#b33e40',
    950: '#000000',
  },
}

SCSS

$custom: #b33e40;
$custom-light: #d07974;
$custom-dark: #000000;

JSON

{
  "hex": "#b33e40",
  "rgb": {
    "r": 179,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 358.974,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53008,
    "c": 0.15216,
    "h": 23
  },
  "luminance": 0.13399
}

Semantic roles & 50–950 ramp

primary

#B33E40

secondary

#88C5C3

accent

#D8D650

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33E40

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

Preview Lab → · Contrast checker → · Palette generator →