#B03F44#B03F44

#B03F44 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.7% C 0.147 H 21.2°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B03F44
RGB	rgb(176, 63, 68)
HSL	hsl(357, 47%, 47%)
HSV	hsv(357, 64%, 69%)
CMYK	cmyk(0%, 64.2%, 61.4%, 31%)
CIE-LAB	lab(43.07, 46.34, 22.01)
CIE-LCH	lch(43.07, 51.30, 25.41°)
OKLab	oklab(52.71% 0.1374 0.0532)
OKLCH	oklch(52.71% 0.147 21.2)
XYZ	xyz(20.7274, 13.2053, 6.9251)
Luminance	0.1320 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03F44 #3FB0AB

analogous

#B03F7D #B03F44 #B0733F

triadic

#B03F44 #44B03F #3F44B0

tetradic

#B03F44 #7DB03F #3FB0AB #733FB0

square

#B03F44 #7DB03F #3FB0AB #733FB0

split-complementary

#B03F44 #3FB073 #3F7DB0

monochromatic

#561F21 #832F33 #B03F44 #C86569 #D89295

Accessibility & contrast

On white

5.77

#B03F44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B03F44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03F44

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03F44	#FFFFFF	#000000	##FFFFFF
##B03F44	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5743

Deuteranopia (green-blind)

#786F41

Tritanopia (blue-blind)

#C12842

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03f44;
/* rgb */ color: rgb(176, 63, 68);
/* oklch */ color: oklch(52.7% 0.147 21.2);

Tailwind

colors: {
  custom: {
    50: '#ce7a77',
    500: '#b03f44',
    950: '#000000',
  },
}

SCSS

$custom: #b03f44;
$custom-light: #ce7a77;
$custom-dark: #000000;

JSON

{
  "hex": "#b03f44",
  "rgb": {
    "r": 176,
    "g": 63,
    "b": 68
  },
  "hsl": {
    "h": 357.345,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52712,
    "c": 0.14735,
    "h": 21.2
  },
  "luminance": 0.13202
}

Semantic roles & 50–950 ramp

primary

#B03F44

secondary

#88C3C0

accent

#D7D151

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B03F44

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

Preview Lab → · Contrast checker → · Palette generator →