#B4383E#B4383E

#B4383E is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.160 H 22.0°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B4383E
RGB	rgb(180, 56, 62)
HSL	hsl(357, 53%, 46%)
HSV	hsv(357, 69%, 71%)
CMYK	cmyk(0%, 68.9%, 65.6%, 29.4%)
CIE-LAB	lab(42.59, 50.27, 25.19)
CIE-LCH	lch(42.59, 56.23, 26.62°)
OKLab	oklab(52.45% 0.1482 0.0597)
OKLCH	oklch(52.45% 0.16 22)
XYZ	xyz(21.1082, 12.8825, 5.9316)
Luminance	0.1288 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4383E #38B4AE

analogous

#B4387C #B4383E #B47038

triadic

#B4383E #3EB438 #383EB4

tetradic

#B4383E #7CB438 #38B4AE #7038B4

square

#B4383E #7CB438 #38B4AE #7038B4

split-complementary

#B4383E #38B470 #387CB4

monochromatic

#571B1E #85292E #B4383E #CD5D62 #DB8B8F

Accessibility & contrast

On white

5.87

#B4383E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B4383E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4383E

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4383E	#FFFFFF	#000000	##FFFFFF
##B4383E	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A543D

Deuteranopia (green-blind)

#796E3A

Tritanopia (blue-blind)

#C5163B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b4383e;
/* rgb */ color: rgb(180, 56, 62);
/* oklch */ color: oklch(52.4% 0.160 22.0);

Tailwind

colors: {
  custom: {
    50: '#d27673',
    500: '#b4383e',
    950: '#000000',
  },
}

SCSS

$custom: #b4383e;
$custom-light: #d27673;
$custom-dark: #000000;

JSON

{
  "hex": "#b4383e",
  "rgb": {
    "r": 180,
    "g": 56,
    "b": 62
  },
  "hsl": {
    "h": 357.097,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52449,
    "c": 0.15978,
    "h": 22
  },
  "luminance": 0.12879
}

Semantic roles & 50–950 ramp

primary

#B4383E

secondary

#82C5C2

accent

#DCD54C

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B4383E

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

Preview Lab → · Contrast checker → · Palette generator →