#B63441#B63441

#B63441 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.166 H 19.6°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#B63441
RGB	rgb(182, 52, 65)
HSL	hsl(354, 56%, 46%)
HSV	hsv(354, 71%, 71%)
CMYK	cmyk(0%, 71.4%, 64.3%, 28.6%)
CIE-LAB	lab(42.44, 52.65, 23.25)
CIE-LCH	lch(42.44, 57.55, 23.83°)
OKLab	oklab(52.42% 0.1561 0.0556)
OKLCH	oklch(52.42% 0.166 19.6)
XYZ	xyz(21.4758, 12.7858, 6.3371)
Luminance	0.1278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63441 #34B6A9

analogous

#B63482 #B63441 #B66834

triadic

#B63441 #41B634 #3441B6

tetradic

#B63441 #82B634 #34B6A9 #6834B6

square

#B63441 #82B634 #34B6A9 #6834B6

split-complementary

#B63441 #34B668 #3482B6

monochromatic

#57191F #862630 #B63441 #CF5864 #DD8890

Accessibility & contrast

On white

5.90

#B63441 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B63441 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63441

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63441	#FFFFFF	#000000	##FFFFFF
##B63441	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)

#585341

Deuteranopia (green-blind)

#786E3D

Tritanopia (blue-blind)

#C80A3A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b63441;
/* rgb */ color: rgb(182, 52, 65);
/* oklch */ color: oklch(52.4% 0.166 19.6);

Tailwind

colors: {
  custom: {
    50: '#d37575',
    500: '#b63441',
    950: '#000000',
  },
}

SCSS

$custom: #b63441;
$custom-light: #d37575;
$custom-dark: #000000;

JSON

{
  "hex": "#b63441",
  "rgb": {
    "r": 182,
    "g": 52,
    "b": 65
  },
  "hsl": {
    "h": 354,
    "s": 55.556,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52423,
    "c": 0.16574,
    "h": 19.6
  },
  "luminance": 0.12783
}

Semantic roles & 50–950 ramp

primary

#B63441

secondary

#7FC7C0

accent

#DFD049

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B63441

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

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