#B03D57#B03D57

#B03D57 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.9% C 0.150 H 10.2°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#B03D57
RGB	rgb(176, 61, 87)
HSL	hsl(346, 49%, 46%)
HSV	hsv(346, 65%, 69%)
CMYK	cmyk(0%, 65.3%, 50.6%, 31%)
CIE-LAB	lab(43.15, 48.72, 10.41)
CIE-LCH	lch(43.15, 49.82, 12.06°)
OKLab	oklab(52.9% 0.1478 0.0267)
OKLCH	oklch(52.9% 0.15 10.2)
XYZ	xyz(21.2953, 13.2584, 10.4527)
Luminance	0.1326 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03D57 #3DB096

analogous

#B03D91 #B03D57 #B05D3D

triadic

#B03D57 #57B03D #3D57B0

tetradic

#B03D57 #91B03D #3DB096 #5D3DB0

square

#B03D57 #91B03D #3DB096 #5D3DB0

split-complementary

#B03D57 #3DB05D #3D91B0

monochromatic

#551D2A #832D41 #B03D57 #C86279 #D88FA0

Accessibility & contrast

On white

5.75

#B03D57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#B03D57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03D57

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03D57	#FFFFFF	#000000	##FFFFFF
##B03D57	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)

#575757

Deuteranopia (green-blind)

#756F54

Tritanopia (blue-blind)

#C02A47

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03d57;
/* rgb */ color: rgb(176, 61, 87);
/* oklch */ color: oklch(52.9% 0.150 10.2);

Tailwind

colors: {
  custom: {
    50: '#cd7986',
    500: '#b03d57',
    950: '#000000',
  },
}

SCSS

$custom: #b03d57;
$custom-light: #cd7986;
$custom-dark: #000000;

JSON

{
  "hex": "#b03d57",
  "rgb": {
    "r": 176,
    "g": 61,
    "b": 87
  },
  "hsl": {
    "h": 346.435,
    "s": 48.523,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52903,
    "c": 0.15017,
    "h": 10.2
  },
  "luminance": 0.13256
}

Semantic roles & 50–950 ramp

primary

#B03D57

secondary

#86C3B5

accent

#D8B950

background

#FDF7F8

surface

#FAEEEF

border

#D3C9CA

text

#14090B

muted

#837B7C

Preview Lab

Preview with #B03D57

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

Preview Lab → · Contrast checker → · Palette generator →