#B13536#B13536

#B13536 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.5% C 0.160 H 24.4°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B13536
RGB	rgb(177, 53, 54)
HSL	hsl(360, 54%, 45%)
HSV	hsv(360, 70%, 69%)
CMYK	cmyk(0%, 70.1%, 69.5%, 30.6%)
CIE-LAB	lab(41.47, 50.02, 28.54)
CIE-LCH	lch(41.47, 57.59, 29.70°)
OKLab	oklab(51.48% 0.1462 0.0662)
OKLCH	oklch(51.48% 0.16 24.4)
XYZ	xyz(20.0726, 12.1626, 4.7800)
Luminance	0.1216 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13536 #35B1B0

analogous

#B13574 #B13536 #B17235

triadic

#B13536 #36B135 #3536B1

tetradic

#B13536 #74B135 #35B1B0 #7235B1

square

#B13536 #74B135 #35B1B0 #7235B1

split-complementary

#B13536 #35B172 #3574B1

monochromatic

#531919 #822728 #B13536 #CD5758 #DB8686

Accessibility & contrast

On white

6.12

#B13536 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B13536 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13536

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13536	#FFFFFF	#000000	##FFFFFF
##B13536	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585135

Deuteranopia (green-blind)

#776C32

Tritanopia (blue-blind)

#C30D37

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13536;
/* rgb */ color: rgb(177, 53, 54);
/* oklch */ color: oklch(51.5% 0.160 24.4);

Tailwind

colors: {
  custom: {
    50: '#d0746d',
    500: '#b13536',
    950: '#000000',
  },
}

SCSS

$custom: #b13536;
$custom-light: #d0746d;
$custom-dark: #000000;

JSON

{
  "hex": "#b13536",
  "rgb": {
    "r": 177,
    "g": 53,
    "b": 54
  },
  "hsl": {
    "h": 359.516,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51475,
    "c": 0.16045,
    "h": 24.4
  },
  "luminance": 0.1216
}

Semantic roles & 50–950 ramp

primary

#B13536

secondary

#7DC4C4

accent

#DDDC4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13536

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

Preview Lab → · Contrast checker → · Palette generator →