#B13145#B13145

#B13145 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.164 H 16.4°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#B13145
RGB	rgb(177, 49, 69)
HSL	hsl(351, 57%, 44%)
HSV	hsv(351, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 61%, 30.6%)
CIE-LAB	lab(41.18, 52.45, 18.96)
CIE-LCH	lch(41.18, 55.77, 19.87°)
OKLab	oklab(51.34% 0.1569 0.0463)
OKLCH	oklch(51.34% 0.164 16.4)
XYZ	xyz(20.3060, 11.9763, 6.8715)
Luminance	0.1197 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13145 #31B19D

analogous

#B13185 #B13145 #B15D31

triadic

#B13145 #45B131 #3145B1

tetradic

#B13145 #85B131 #31B19D #5D31B1

square

#B13145 #85B131 #31B19D #5D31B1

split-complementary

#B13145 #31B15D #3185B1

monochromatic

#511620 #812432 #B13145 #CF5164 #DC808F

Accessibility & contrast

On white

6.19

#B13145 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B13145 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13145

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13145	#FFFFFF	#000000	##FFFFFF
##B13145	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535045

Deuteranopia (green-blind)

#746B42

Tritanopia (blue-blind)

#C20A39

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b13145;
/* rgb */ color: rgb(177, 49, 69);
/* oklch */ color: oklch(51.3% 0.164 16.4);

Tailwind

colors: {
  custom: {
    50: '#cf7378',
    500: '#b13145',
    950: '#000000',
  },
}

SCSS

$custom: #b13145;
$custom-light: #cf7378;
$custom-dark: #000000;

JSON

{
  "hex": "#b13145",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 69
  },
  "hsl": {
    "h": 350.625,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51339,
    "c": 0.16357,
    "h": 16.4
  },
  "luminance": 0.11973
}

Semantic roles & 50–950 ramp

primary

#B13145

secondary

#79C5B9

accent

#E0C848

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B13145

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

Preview Lab → · Contrast checker → · Palette generator →