#B03E51#B03E51

#B03E51 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.9% C 0.148 H 13.9°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#B03E51
RGB	rgb(176, 62, 81)
HSL	hsl(350, 48%, 47%)
HSV	hsv(350, 65%, 69%)
CMYK	cmyk(0%, 64.8%, 54%, 31%)
CIE-LAB	lab(43.17, 47.77, 14.15)
CIE-LCH	lch(43.17, 49.82, 16.50°)
OKLab	oklab(52.87% 0.144 0.0356)
OKLCH	oklch(52.87% 0.148 13.9)
XYZ	xyz(21.1141, 13.2722, 9.2329)
Luminance	0.1327 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E51 #3EB09D

analogous

#B03E8A #B03E51 #B0643E

triadic

#B03E51 #51B03E #3E51B0

tetradic

#B03E51 #8AB03E #3EB09D #643EB0

square

#B03E51 #8AB03E #3EB09D #643EB0

split-complementary

#B03E51 #3EB064 #3E8AB0

monochromatic

#551E27 #832E3C #B03E51 #C86374 #D8909C

Accessibility & contrast

On white

5.75

#B03E51 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#B03E51 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E51

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E51	#FFFFFF	#000000	##FFFFFF
##B03E51	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595751

Deuteranopia (green-blind)

#766F4E

Tritanopia (blue-blind)

#C02A45

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03e51;
/* rgb */ color: rgb(176, 62, 81);
/* oklch */ color: oklch(52.9% 0.148 13.9);

Tailwind

colors: {
  custom: {
    50: '#cd7981',
    500: '#b03e51',
    950: '#000000',
  },
}

SCSS

$custom: #b03e51;
$custom-light: #cd7981;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e51",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 81
  },
  "hsl": {
    "h": 350,
    "s": 47.899,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52872,
    "c": 0.14835,
    "h": 13.9
  },
  "luminance": 0.13269
}

Semantic roles & 50–950 ramp

primary

#B03E51

secondary

#87C3B9

accent

#D7C150

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#140A0A

muted

#837C7C

Preview Lab

Preview with #B03E51

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

Preview Lab → · Contrast checker → · Palette generator →