#B03746#B03746

#B03746 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.156 H 17.5°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B03746
RGB	rgb(176, 55, 70)
HSL	hsl(353, 52%, 45%)
HSV	hsv(353, 69%, 69%)
CMYK	cmyk(0%, 68.8%, 60.2%, 31%)
CIE-LAB	lab(41.86, 49.88, 19.20)
CIE-LCH	lch(41.86, 53.44, 21.05°)
OKLab	oklab(51.82% 0.149 0.0469)
OKLCH	oklch(51.82% 0.156 17.5)
XYZ	xyz(20.3782, 12.4075, 7.1150)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03746 #37B0A1

analogous

#B03782 #B03746 #B06437

triadic

#B03746 #46B037 #3746B0

tetradic

#B03746 #82B037 #37B0A1 #6437B0

square

#B03746 #82B037 #37B0A1 #6437B0

split-complementary

#B03746 #37B064 #3782B0

monochromatic

#531A21 #812833 #B03746 #CB5967 #DA8892

Accessibility & contrast

On white

6.03

#B03746 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B03746 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03746

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03746	#FFFFFF	#000000	##FFFFFF
##B03746	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565346

Deuteranopia (green-blind)

#756C43

Tritanopia (blue-blind)

#C11A3D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b03746;
/* rgb */ color: rgb(176, 55, 70);
/* oklch */ color: oklch(51.8% 0.156 17.5);

Tailwind

colors: {
  custom: {
    50: '#ce7679',
    500: '#b03746',
    950: '#000000',
  },
}

SCSS

$custom: #b03746;
$custom-light: #ce7679;
$custom-dark: #000000;

JSON

{
  "hex": "#b03746",
  "rgb": {
    "r": 176,
    "g": 55,
    "b": 70
  },
  "hsl": {
    "h": 352.562,
    "s": 52.381,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51816,
    "c": 0.1562,
    "h": 17.5
  },
  "luminance": 0.12405
}

Semantic roles & 50–950 ramp

primary

#B03746

secondary

#7FC4BB

accent

#DCCA4C

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03746

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

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