#B13A42#B13A42

#B13A42 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.2% C 0.154 H 20.5°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B13A42
RGB	rgb(177, 58, 66)
HSL	hsl(356, 51%, 46%)
HSV	hsv(356, 67%, 69%)
CMYK	cmyk(0%, 67.2%, 62.7%, 30.6%)
CIE-LAB	lab(42.41, 48.70, 22.42)
CIE-LCH	lch(42.41, 53.62, 24.72°)
OKLab	oklab(52.24% 0.1444 0.054)
OKLCH	oklch(52.24% 0.154 20.5)
XYZ	xyz(20.6299, 12.7694, 6.5316)
Luminance	0.1277 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13A42 #3AB1A9

analogous

#B13A7D #B13A42 #B16D3A

triadic

#B13A42 #42B13A #3A42B1

tetradic

#B13A42 #7DB13A #3AB1A9 #6D3AB1

square

#B13A42 #7DB13A #3AB1A9 #6D3AB1

split-complementary

#B13A42 #3AB16D #3A7DB1

monochromatic

#551C20 #832B31 #B13A42 #CA5E65 #D98C91

Accessibility & contrast

On white

5.91

#B13A42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B13A42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13A42

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13A42	#FFFFFF	#000000	##FFFFFF
##B13A42	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595441

Deuteranopia (green-blind)

#776D3F

Tritanopia (blue-blind)

#C21E3E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13a42;
/* rgb */ color: rgb(177, 58, 66);
/* oklch */ color: oklch(52.2% 0.154 20.5);

Tailwind

colors: {
  custom: {
    50: '#cf7776',
    500: '#b13a42',
    950: '#000000',
  },
}

SCSS

$custom: #b13a42;
$custom-light: #cf7776;
$custom-dark: #000000;

JSON

{
  "hex": "#b13a42",
  "rgb": {
    "r": 177,
    "g": 58,
    "b": 66
  },
  "hsl": {
    "h": 355.966,
    "s": 50.638,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52242,
    "c": 0.15415,
    "h": 20.5
  },
  "luminance": 0.12767
}

Semantic roles & 50–950 ramp

primary

#B13A42

secondary

#83C4C0

accent

#DAD14E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B13A42

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

Preview Lab → · Contrast checker → · Palette generator →