#B03E58#B03E58

#B03E58 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.149 H 10.0°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B03E58
RGB	rgb(176, 62, 88)
HSL	hsl(346, 48%, 47%)
HSV	hsv(346, 65%, 69%)
CMYK	cmyk(0%, 64.8%, 50%, 31%)
CIE-LAB	lab(43.33, 48.38, 10.04)
CIE-LCH	lch(43.33, 49.41, 11.73°)
OKLab	oklab(53.05% 0.1468 0.0258)
OKLCH	oklch(53.05% 0.149 10)
XYZ	xyz(21.3903, 13.3826, 10.6873)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E58 #3EB096

analogous

#B03E91 #B03E58 #B05D3E

triadic

#B03E58 #58B03E #3E58B0

tetradic

#B03E58 #91B03E #3EB096 #5D3EB0

square

#B03E58 #91B03E #3EB096 #5D3EB0

split-complementary

#B03E58 #3EB05D #3E91B0

monochromatic

#551E2B #832E41 #B03E58 #C8637A #D890A1

Accessibility & contrast

On white

5.71

#B03E58 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B03E58 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E58

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E58	#FFFFFF	#000000	##FFFFFF
##B03E58	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585858

Deuteranopia (green-blind)

#756F55

Tritanopia (blue-blind)

#BF2C48

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03e58;
/* rgb */ color: rgb(176, 62, 88);
/* oklch */ color: oklch(53.0% 0.149 10.0);

Tailwind

colors: {
  custom: {
    50: '#cd7a86',
    500: '#b03e58',
    950: '#000000',
  },
}

SCSS

$custom: #b03e58;
$custom-light: #cd7a86;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e58",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 88
  },
  "hsl": {
    "h": 346.316,
    "s": 47.899,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53048,
    "c": 0.14904,
    "h": 10
  },
  "luminance": 0.1338
}

Semantic roles & 50–950 ramp

primary

#B03E58

secondary

#87C3B5

accent

#D7B950

background

#FDF7F8

surface

#FAEEEF

border

#D3C9CA

text

#140A0B

muted

#837C7C

Preview Lab

Preview with #B03E58

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

Preview Lab → · Contrast checker → · Palette generator →