#B03E4A#B03E4A

#B03E4A is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.7% C 0.148 H 17.7°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#B03E4A
RGB	rgb(176, 62, 74)
HSL	hsl(354, 48%, 47%)
HSV	hsv(354, 65%, 69%)
CMYK	cmyk(0%, 64.8%, 58%, 31%)
CIE-LAB	lab(43.02, 47.22, 18.27)
CIE-LCH	lch(43.02, 50.63, 21.15°)
OKLab	oklab(52.71% 0.1412 0.045)
OKLCH	oklch(52.71% 0.148 17.7)
XYZ	xyz(20.8651, 13.1725, 7.9211)
Luminance	0.1317 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E4A #3EB0A4

analogous

#B03E83 #B03E4A #B06B3E

triadic

#B03E4A #4AB03E #3E4AB0

tetradic

#B03E4A #83B03E #3EB0A4 #6B3EB0

square

#B03E4A #83B03E #3EB0A4 #6B3EB0

split-complementary

#B03E4A #3EB06B #3E83B0

monochromatic

#551E24 #832E37 #B03E4A #C8636E #D89098

Accessibility & contrast

On white

5.78

#B03E4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B03E4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E4A

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E4A	#FFFFFF	#000000	##FFFFFF
##B03E4A	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A574A

Deuteranopia (green-blind)

#776E47

Tritanopia (blue-blind)

#C02843

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03e4a;
/* rgb */ color: rgb(176, 62, 74);
/* oklch */ color: oklch(52.7% 0.148 17.7);

Tailwind

colors: {
  custom: {
    50: '#cd797c',
    500: '#b03e4a',
    950: '#000000',
  },
}

SCSS

$custom: #b03e4a;
$custom-light: #cd797c;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e4a",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 74
  },
  "hsl": {
    "h": 353.684,
    "s": 47.899,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52713,
    "c": 0.14821,
    "h": 17.7
  },
  "luminance": 0.1317
}

Semantic roles & 50–950 ramp

primary

#B03E4A

secondary

#87C3BD

accent

#D7C950

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03E4A

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

Preview Lab → · Contrast checker → · Palette generator →