#B02631#B02631

#B02631 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.8% C 0.173 H 22.5°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#B02631
RGB	rgb(176, 38, 49)
HSL	hsl(355, 64%, 42%)
HSV	hsv(355, 78%, 69%)
CMYK	cmyk(0%, 78.4%, 72.2%, 31%)
CIE-LAB	lab(39.31, 54.73, 28.94)
CIE-LCH	lch(39.31, 61.91, 27.87°)
OKLab	oklab(49.81% 0.1601 0.0662)
OKLCH	oklch(49.81% 0.173 22.5)
XYZ	xyz(19.1542, 10.8411, 3.9891)
Luminance	0.1084 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02631 #26B0A5

analogous

#B02676 #B02631 #B06026

triadic

#B02631 #31B026 #2631B0

tetradic

#B02631 #76B026 #26B0A5 #6026B0

square

#B02631 #76B026 #26B0A5 #6026B0

split-complementary

#B02631 #26B060 #2676B0

monochromatic

#4B1015 #7E1B23 #B02631 #D53E4A #E07079

Accessibility & contrast

On white

6.63

#B02631 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#B02631 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02631

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02631	#FFFFFF	#000000	##FFFFFF
##B02631	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A30

Deuteranopia (green-blind)

#72672C

Tritanopia (blue-blind)

#C2002C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b02631;
/* rgb */ color: rgb(176, 38, 49);
/* oklch */ color: oklch(49.8% 0.173 22.5);

Tailwind

colors: {
  custom: {
    50: '#d06d69',
    500: '#b02631',
    950: '#000000',
  },
}

SCSS

$custom: #b02631;
$custom-light: #d06d69;
$custom-dark: #000000;

JSON

{
  "hex": "#b02631",
  "rgb": {
    "r": 176,
    "g": 38,
    "b": 49
  },
  "hsl": {
    "h": 355.217,
    "s": 64.486,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49807,
    "c": 0.1733,
    "h": 22.5
  },
  "luminance": 0.10838
}

Semantic roles & 50–950 ramp

primary

#B02631

secondary

#6BC7C0

accent

#E7DA40

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #B02631

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

Preview Lab → · Contrast checker → · Palette generator →