#B7384B#B7384B

#B7384B is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.2% C 0.162 H 16.1°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B7384B
RGB	rgb(183, 56, 75)
HSL	hsl(351, 53%, 47%)
HSV	hsv(351, 69%, 72%)
CMYK	cmyk(0%, 69.4%, 59%, 28.2%)
CIE-LAB	lab(43.37, 52.09, 18.34)
CIE-LCH	lch(43.37, 55.22, 19.40°)
OKLab	oklab(53.21% 0.1561 0.0451)
OKLCH	oklch(53.21% 0.162 16.1)
XYZ	xyz(22.2147, 13.4067, 8.0732)
Luminance	0.1340 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7384B #38B7A4

analogous

#B7388A #B7384B #B76538

triadic

#B7384B #4BB738 #384BB7

tetradic

#B7384B #8AB738 #38B7A4 #6538B7

square

#B7384B #8AB738 #38B7A4 #6538B7

split-complementary

#B7384B #38B765 #388AB7

monochromatic

#591B25 #882A38 #B7384B #CE5E6F #DC8D99

Accessibility & contrast

On white

5.71

#B7384B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B7384B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7384B

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7384B	#FFFFFF	#000000	##FFFFFF
##B7384B	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)

#59564B

Deuteranopia (green-blind)

#797048

Tritanopia (blue-blind)

#C81A40

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b7384b;
/* rgb */ color: rgb(183, 56, 75);
/* oklch */ color: oklch(53.2% 0.162 16.1);

Tailwind

colors: {
  custom: {
    50: '#d3777d',
    500: '#b7384b',
    950: '#000000',
  },
}

SCSS

$custom: #b7384b;
$custom-light: #d3777d;
$custom-dark: #000000;

JSON

{
  "hex": "#b7384b",
  "rgb": {
    "r": 183,
    "g": 56,
    "b": 75
  },
  "hsl": {
    "h": 351.024,
    "s": 53.138,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53212,
    "c": 0.16246,
    "h": 16.1
  },
  "luminance": 0.13404
}

Semantic roles & 50–950 ramp

primary

#B7384B

secondary

#84C7BD

accent

#DDC74B

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B7384B

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

Preview Lab → · Contrast checker → · Palette generator →