#B02B3F#B02B3F

#B02B3F is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.168 H 17.7°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#B02B3F
RGB	rgb(176, 43, 63)
HSL	hsl(351, 61%, 43%)
HSV	hsv(351, 76%, 69%)
CMYK	cmyk(0%, 75.6%, 64.2%, 31%)
CIE-LAB	lab(40.11, 53.87, 21.28)
CIE-LCH	lch(40.11, 57.92, 21.55°)
OKLab	oklab(50.48% 0.1604 0.0511)
OKLCH	oklch(50.48% 0.168 17.7)
XYZ	xyz(19.6677, 11.3197, 5.8510)
Luminance	0.1132 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02B3F #2BB09C

analogous

#B02B82 #B02B3F #B0592B

triadic

#B02B3F #3FB02B #2B3FB0

tetradic

#B02B3F #82B02B #2BB09C #592BB0

square

#B02B3F #82B02B #2BB09C #592BB0

split-complementary

#B02B3F #2BB059 #2B82B0

monochromatic

#4E131C #7F1F2D #B02B3F #D2465B #DE7887

Accessibility & contrast

On white

6.44

#B02B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#B02B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02B3F

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02B3F	#FFFFFF	#000000	##FFFFFF
##B02B3F	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514D3F

Deuteranopia (green-blind)

#72693B

Tritanopia (blue-blind)

#C10034

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b02b3f;
/* rgb */ color: rgb(176, 43, 63);
/* oklch */ color: oklch(50.5% 0.168 17.7);

Tailwind

colors: {
  custom: {
    50: '#cf7073',
    500: '#b02b3f',
    950: '#000000',
  },
}

SCSS

$custom: #b02b3f;
$custom-light: #cf7073;
$custom-dark: #000000;

JSON

{
  "hex": "#b02b3f",
  "rgb": {
    "r": 176,
    "g": 43,
    "b": 63
  },
  "hsl": {
    "h": 350.977,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50477,
    "c": 0.16836,
    "h": 17.7
  },
  "luminance": 0.11317
}

Semantic roles & 50–950 ramp

primary

#B02B3F

secondary

#71C6B9

accent

#E4CC44

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B02B3F

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

Preview Lab → · Contrast checker → · Palette generator →