#B03142#B03142

#B03142 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.1% C 0.163 H 17.7°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#B03142
RGB	rgb(176, 49, 66)
HSL	hsl(352, 56%, 44%)
HSV	hsv(352, 72%, 69%)
CMYK	cmyk(0%, 72.2%, 62.5%, 31%)
CIE-LAB	lab(40.93, 51.93, 20.47)
CIE-LCH	lch(40.93, 55.82, 21.51°)
OKLab	oklab(51.1% 0.1548 0.0495)
OKLCH	oklch(51.1% 0.163 17.7)
XYZ	xyz(19.9882, 11.8230, 6.3828)
Luminance	0.1182 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03142 #31B09F

analogous

#B03181 #B03142 #B06031

triadic

#B03142 #42B031 #3142B0

tetradic

#B03142 #81B031 #31B09F #6031B0

square

#B03142 #81B031 #31B09F #6031B0

split-complementary

#B03142 #31B060 #3181B0

monochromatic

#50161E #802430 #B03142 #CE5061 #DC808C

Accessibility & contrast

On white

6.24

#B03142 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#B03142 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03142

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03142	#FFFFFF	#000000	##FFFFFF
##B03142	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535042

Deuteranopia (green-blind)

#746A3F

Tritanopia (blue-blind)

#C10938

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b03142;
/* rgb */ color: rgb(176, 49, 66);
/* oklch */ color: oklch(51.1% 0.163 17.7);

Tailwind

colors: {
  custom: {
    50: '#ce7376',
    500: '#b03142',
    950: '#000000',
  },
}

SCSS

$custom: #b03142;
$custom-light: #ce7376;
$custom-dark: #000000;

JSON

{
  "hex": "#b03142",
  "rgb": {
    "r": 176,
    "g": 49,
    "b": 66
  },
  "hsl": {
    "h": 351.969,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51104,
    "c": 0.16255,
    "h": 17.7
  },
  "luminance": 0.1182
}

Semantic roles & 50–950 ramp

primary

#B03142

secondary

#78C5BA

accent

#E0CB48

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B03142

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

Preview Lab → · Contrast checker → · Palette generator →