#B63C51#B63C51

#B63C51 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.157 H 14.1°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B63C51
RGB	rgb(182, 60, 81)
HSL	hsl(350, 50%, 47%)
HSV	hsv(350, 67%, 71%)
CMYK	cmyk(0%, 67%, 55.5%, 28.6%)
CIE-LAB	lab(43.91, 50.60, 15.33)
CIE-LCH	lch(43.91, 52.87, 16.85°)
OKLab	oklab(53.62% 0.1524 0.0383)
OKLCH	oklch(53.62% 0.157 14.1)
XYZ	xyz(22.3945, 13.7739, 9.2624)
Luminance	0.1377 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C51 #3CB6A1

analogous

#B63C8E #B63C51 #B6643C

triadic

#B63C51 #51B63C #3C51B6

tetradic

#B63C51 #8EB63C #3CB6A1 #643CB6

square

#B63C51 #8EB63C #3CB6A1 #643CB6

split-complementary

#B63C51 #3CB664 #3C8EB6

monochromatic

#5A1E28 #882D3D #B63C51 #CC6375 #DB919E

Accessibility & contrast

On white

5.59

#B63C51 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B63C51 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C51

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C51	#FFFFFF	#000000	##FFFFFF
##B63C51	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5851

Deuteranopia (green-blind)

#79714E

Tritanopia (blue-blind)

#C72444

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63c51;
/* rgb */ color: rgb(182, 60, 81);
/* oklch */ color: oklch(53.6% 0.157 14.1);

Tailwind

colors: {
  custom: {
    50: '#d27981',
    500: '#b63c51',
    950: '#000000',
  },
}

SCSS

$custom: #b63c51;
$custom-light: #d27981;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c51",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 81
  },
  "hsl": {
    "h": 349.672,
    "s": 50.413,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5362,
    "c": 0.15714,
    "h": 14.1
  },
  "luminance": 0.13771
}

Semantic roles & 50–950 ramp

primary

#B63C51

secondary

#88C6BB

accent

#DAC24E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63C51

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

Preview Lab → · Contrast checker → · Palette generator →