#B13243#B13243

#B13243 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.163 H 17.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B13243
RGB	rgb(177, 50, 67)
HSL	hsl(352, 56%, 45%)
HSV	hsv(352, 72%, 69%)
CMYK	cmyk(0%, 71.8%, 62.1%, 30.6%)
CIE-LAB	lab(41.27, 51.94, 20.33)
CIE-LCH	lch(41.27, 55.78, 21.37°)
OKLab	oklab(51.4% 0.1549 0.0493)
OKLCH	oklch(51.4% 0.163 17.6)
XYZ	xyz(20.2872, 12.0365, 6.5641)
Luminance	0.1203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13243 #32B1A0

analogous

#B13282 #B13243 #B16132

triadic

#B13243 #43B132 #3243B1

tetradic

#B13243 #82B132 #32B1A0 #6132B1

square

#B13243 #82B132 #32B1A0 #6132B1

split-complementary

#B13243 #32B161 #3282B1

monochromatic

#52171F #812531 #B13243 #CE5263 #DC828E

Accessibility & contrast

On white

6.16

#B13243 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B13243 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13243

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13243	#FFFFFF	#000000	##FFFFFF
##B13243	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545043

Deuteranopia (green-blind)

#746B40

Tritanopia (blue-blind)

#C20B39

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b13243;
/* rgb */ color: rgb(177, 50, 67);
/* oklch */ color: oklch(51.4% 0.163 17.6);

Tailwind

colors: {
  custom: {
    50: '#cf7377',
    500: '#b13243',
    950: '#000000',
  },
}

SCSS

$custom: #b13243;
$custom-light: #cf7377;
$custom-dark: #000000;

JSON

{
  "hex": "#b13243",
  "rgb": {
    "r": 177,
    "g": 50,
    "b": 67
  },
  "hsl": {
    "h": 351.969,
    "s": 55.947,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51398,
    "c": 0.16255,
    "h": 17.6
  },
  "luminance": 0.12034
}

Semantic roles & 50–950 ramp

primary

#B13243

secondary

#7AC5BB

accent

#DFCB49

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B13243

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

Preview Lab → · Contrast checker → · Palette generator →