#B03C57#B03C57

#B03C57 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.8% C 0.151 H 9.9°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B03C57
RGB	rgb(176, 60, 87)
HSL	hsl(346, 49%, 46%)
HSV	hsv(346, 66%, 69%)
CMYK	cmyk(0%, 65.9%, 50.6%, 31%)
CIE-LAB	lab(42.99, 49.15, 10.19)
CIE-LCH	lch(42.99, 50.20, 11.71°)
OKLab	oklab(52.79% 0.1491 0.0261)
OKLCH	oklch(52.79% 0.151 9.9)
XYZ	xyz(21.2424, 13.1527, 10.4351)
Luminance	0.1315 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03C57 #3CB095

analogous

#B03C91 #B03C57 #B05B3C

triadic

#B03C57 #57B03C #3C57B0

tetradic

#B03C57 #91B03C #3CB095 #5B3CB0

square

#B03C57 #91B03C #3CB095 #5B3CB0

split-complementary

#B03C57 #3CB05B #3C91B0

monochromatic

#551D2A #822C40 #B03C57 #C96079 #D88E9F

Accessibility & contrast

On white

5.79

#B03C57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B03C57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03C57

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03C57	#FFFFFF	#000000	##FFFFFF
##B03C57	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565757

Deuteranopia (green-blind)

#756E54

Tritanopia (blue-blind)

#C02947

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03c57;
/* rgb */ color: rgb(176, 60, 87);
/* oklch */ color: oklch(52.8% 0.151 9.9);

Tailwind

colors: {
  custom: {
    50: '#cd7986',
    500: '#b03c57',
    950: '#000000',
  },
}

SCSS

$custom: #b03c57;
$custom-light: #cd7986;
$custom-dark: #000000;

JSON

{
  "hex": "#b03c57",
  "rgb": {
    "r": 176,
    "g": 60,
    "b": 87
  },
  "hsl": {
    "h": 346.034,
    "s": 49.153,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52785,
    "c": 0.15141,
    "h": 9.9
  },
  "luminance": 0.1315
}

Semantic roles & 50–950 ramp

primary

#B03C57

secondary

#85C3B5

accent

#D9B94F

background

#FDF7F8

surface

#FAEEEF

border

#D3C9CA

text

#14090B

muted

#837B7C

Preview Lab

Preview with #B03C57

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

Preview Lab → · Contrast checker → · Palette generator →