#B13E43#B13E43

#B13E43 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.7% C 0.150 H 21.4°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B13E43
RGB	rgb(177, 62, 67)
HSL	hsl(357, 48%, 47%)
HSV	hsv(357, 65%, 69%)
CMYK	cmyk(0%, 65%, 62.1%, 30.6%)
CIE-LAB	lab(43.06, 47.06, 22.65)
CIE-LCH	lch(43.06, 52.22, 25.70°)
OKLab	oklab(52.73% 0.1394 0.0546)
OKLCH	oklch(52.73% 0.15 21.4)
XYZ	xyz(20.8692, 13.2004, 6.7581)
Luminance	0.1320 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13E43 #3EB1AC

analogous

#B13E7D #B13E43 #B1733E

triadic

#B13E43 #43B13E #3E43B1

tetradic

#B13E43 #7DB13E #3EB1AC #733EB1

square

#B13E43 #7DB13E #3EB1AC #733EB1

split-complementary

#B13E43 #3EB173 #3E7DB1

monochromatic

#561E21 #842E32 #B13E43 #C96468 #D89194

Accessibility & contrast

On white

5.77

#B13E43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B13E43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13E43

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13E43	#FFFFFF	#000000	##FFFFFF
##B13E43	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5642

Deuteranopia (green-blind)

#796F40

Tritanopia (blue-blind)

#C22541

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b13e43;
/* rgb */ color: rgb(177, 62, 67);
/* oklch */ color: oklch(52.7% 0.150 21.4);

Tailwind

colors: {
  custom: {
    50: '#cf7977',
    500: '#b13e43',
    950: '#000000',
  },
}

SCSS

$custom: #b13e43;
$custom-light: #cf7977;
$custom-dark: #000000;

JSON

{
  "hex": "#b13e43",
  "rgb": {
    "r": 177,
    "g": 62,
    "b": 67
  },
  "hsl": {
    "h": 357.391,
    "s": 48.117,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52734,
    "c": 0.14968,
    "h": 21.4
  },
  "luminance": 0.13198
}

Semantic roles & 50–950 ramp

primary

#B13E43

secondary

#87C4C1

accent

#D8D250

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B13E43

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

Preview Lab → · Contrast checker → · Palette generator →