#B3576D#B3576D

#B3576D is a mid, vivid red. Relative luminance 0.175; OKLCH L 57.5% C 0.121 H 6.5°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#B3576D
RGB	rgb(179, 87, 109)
HSL	hsl(346, 38%, 52%)
HSV	hsv(346, 51%, 70%)
CMYK	cmyk(0%, 51.4%, 39.1%, 29.8%)
CIE-LAB	lab(48.89, 39.62, 5.17)
CIE-LCH	lch(48.89, 39.96, 7.43°)
OKLab	oklab(57.49% 0.1204 0.0138)
OKLCH	oklch(57.49% 0.121 6.5)
XYZ	xyz(24.7603, 17.5067, 16.5402)
Luminance	0.1750 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3576D #57B39D

analogous

#B3579B #B3576D #B36F57

triadic

#B3576D #6DB357 #576DB3

tetradic

#B3576D #9BB357 #57B39D #6F57B3

square

#B3576D #9BB357 #57B39D #6F57B3

split-complementary

#B3576D #57B36F #579BB3

monochromatic

#632D3A #8D4052 #B3576D #C68192 #D9ABB6

Accessibility & contrast

On white

4.67

#B3576D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#B3576D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #B3576D

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3576D	#FFFFFF	#000000	##FFFFFF
##B3576D	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68696E

Deuteranopia (green-blind)

#7F7B6B

Tritanopia (blue-blind)

#C14E5F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #b3576d;
/* rgb */ color: rgb(179, 87, 109);
/* oklch */ color: oklch(57.5% 0.121 6.5);

Tailwind

colors: {
  custom: {
    50: '#cd8996',
    500: '#b3576d',
    950: '#000000',
  },
}

SCSS

$custom: #b3576d;
$custom-light: #cd8996;
$custom-dark: #000000;

JSON

{
  "hex": "#b3576d",
  "rgb": {
    "r": 179,
    "g": 87,
    "b": 109
  },
  "hsl": {
    "h": 345.652,
    "s": 37.705,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57487,
    "c": 0.12118,
    "h": 6.5
  },
  "luminance": 0.17504
}

Semantic roles & 50–950 ramp

primary

#B3576D

secondary

#9FC7BD

accent

#CEB25A

background

#FDF8F9

surface

#FAF0F2

border

#D3CBCC

text

#140C0D

muted

#837D7E

Preview Lab

Preview with #B3576D

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

Preview Lab → · Contrast checker → · Palette generator →