#B13233#B13233

#B13233 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.1% C 0.164 H 24.7°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#B13233
RGB	rgb(177, 50, 51)
HSL	hsl(360, 56%, 45%)
HSV	hsv(360, 72%, 69%)
CMYK	cmyk(0%, 71.8%, 71.2%, 30.6%)
CIE-LAB	lab(41.01, 51.03, 29.78)
CIE-LCH	lch(41.01, 59.08, 30.27°)
OKLab	oklab(51.12% 0.1487 0.0684)
OKLCH	oklch(51.12% 0.164 24.7)
XYZ	xyz(19.8718, 11.8703, 4.3762)
Luminance	0.1187 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13233 #32B1B0

analogous

#B13272 #B13233 #B17132

triadic

#B13233 #33B132 #3233B1

tetradic

#B13233 #72B132 #32B1B0 #7132B1

square

#B13233 #72B132 #32B1B0 #7132B1

split-complementary

#B13233 #32B171 #3272B1

monochromatic

#521718 #812525 #B13233 #CE5253 #DC8282

Accessibility & contrast

On white

6.23

#B13233 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B13233 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13233

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13233	#FFFFFF	#000000	##FFFFFF
##B13233	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F32

Deuteranopia (green-blind)

#766B2F

Tritanopia (blue-blind)

#C30034

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b13233;
/* rgb */ color: rgb(177, 50, 51);
/* oklch */ color: oklch(51.1% 0.164 24.7);

Tailwind

colors: {
  custom: {
    50: '#d0736b',
    500: '#b13233',
    950: '#000000',
  },
}

SCSS

$custom: #b13233;
$custom-light: #d0736b;
$custom-dark: #000000;

JSON

{
  "hex": "#b13233",
  "rgb": {
    "r": 177,
    "g": 50,
    "b": 51
  },
  "hsl": {
    "h": 359.528,
    "s": 55.947,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51115,
    "c": 0.16368,
    "h": 24.7
  },
  "luminance": 0.11867
}

Semantic roles & 50–950 ramp

primary

#B13233

secondary

#7AC5C4

accent

#DFDE49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13233

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

Preview Lab → · Contrast checker → · Palette generator →