#B13B32#B13B32

#B13B32 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.1% C 0.155 H 28.0°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B13B32
RGB	rgb(177, 59, 50)
HSL	hsl(4, 56%, 45%)
HSV	hsv(4, 72%, 69%)
CMYK	cmyk(0%, 66.7%, 71.8%, 30.6%)
CIE-LAB	lab(42.32, 47.36, 31.91)
CIE-LCH	lch(42.32, 57.11, 33.97°)
OKLab	oklab(52.09% 0.1369 0.0729)
OKLCH	oklch(52.09% 0.155 28)
XYZ	xyz(20.2733, 12.7082, 4.4024)
Luminance	0.1270 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13B32 #32A8B1

analogous

#B13269 #B13B32 #B17B32

triadic

#B13B32 #32B13B #3B32B1

tetradic

#B13B32 #69B132 #32A8B1 #7B32B1

square

#B13B32 #69B132 #32A8B1 #7B32B1

split-complementary

#B13B32 #32B17B #3269B1

monochromatic

#521B17 #812B25 #B13B32 #CE5B52 #DC8882

Accessibility & contrast

On white

5.93

#B13B32 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B13B32 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13B32

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13B32	#FFFFFF	#000000	##FFFFFF
##B13B32	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5430

Deuteranopia (green-blind)

#796D2E

Tritanopia (blue-blind)

#C31B3A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13b32;
/* rgb */ color: rgb(177, 59, 50);
/* oklch */ color: oklch(52.1% 0.155 28.0);

Tailwind

colors: {
  custom: {
    50: '#d0776a',
    500: '#b13b32',
    950: '#000000',
  },
}

SCSS

$custom: #b13b32;
$custom-light: #d0776a;
$custom-dark: #000000;

JSON

{
  "hex": "#b13b32",
  "rgb": {
    "r": 177,
    "g": 59,
    "b": 50
  },
  "hsl": {
    "h": 4.252,
    "s": 55.947,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52092,
    "c": 0.15512,
    "h": 28
  },
  "luminance": 0.12705
}

Semantic roles & 50–950 ramp

primary

#B13B32

secondary

#7AC0C5

accent

#D5DF49

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13B32

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

Preview Lab → · Contrast checker → · Palette generator →