#B52B4B#B52B4B

#B52B4B is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.6% C 0.174 H 12.8°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B52B4B
RGB	rgb(181, 43, 75)
HSL	hsl(346, 62%, 44%)
HSV	hsv(346, 76%, 71%)
CMYK	cmyk(0%, 76.2%, 58.6%, 29%)
CIE-LAB	lab(41.32, 56.14, 15.52)
CIE-LCH	lch(41.32, 58.25, 15.45°)
OKLab	oklab(51.62% 0.1693 0.0385)
OKLCH	oklch(51.62% 0.174 12.8)
XYZ	xyz(21.1920, 12.0626, 7.8677)
Luminance	0.1206 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52B4B #2BB595

analogous

#B52B90 #B52B4B #B5502B

triadic

#B52B4B #4BB52B #2B4BB5

tetradic

#B52B4B #90B52B #2BB595 #502BB5

square

#B52B4B #90B52B #2BB595 #502BB5

split-complementary

#B52B4B #2BB550 #2B90B5

monochromatic

#521422 #841F37 #B52B4B #D44969 #E07B92

Accessibility & contrast

On white

6.15

#B52B4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B52B4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52B4B

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52B4B	#FFFFFF	#000000	##FFFFFF
##B52B4B	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514F4B

Deuteranopia (green-blind)

#746C47

Tritanopia (blue-blind)

#C60039

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52b4b;
/* rgb */ color: rgb(181, 43, 75);
/* oklch */ color: oklch(51.6% 0.174 12.8);

Tailwind

colors: {
  custom: {
    50: '#d2717d',
    500: '#b52b4b',
    950: '#000000',
  },
}

SCSS

$custom: #b52b4b;
$custom-light: #d2717d;
$custom-dark: #000000;

JSON

{
  "hex": "#b52b4b",
  "rgb": {
    "r": 181,
    "g": 43,
    "b": 75
  },
  "hsl": {
    "h": 346.087,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51619,
    "c": 0.17364,
    "h": 12.8
  },
  "luminance": 0.1206
}

Semantic roles & 50–950 ramp

primary

#B52B4B

secondary

#74C8B4

accent

#E5BF43

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#150809

muted

#837B7B

Preview Lab

Preview with #B52B4B

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

Preview Lab → · Contrast checker → · Palette generator →