#B52F4F#B52F4F

#B52F4F is a mid, vivid red. Relative luminance 0.124; OKLCH L 52.1% C 0.170 H 11.7°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B52F4F
RGB	rgb(181, 47, 79)
HSL	hsl(346, 59%, 45%)
HSV	hsv(346, 74%, 71%)
CMYK	cmyk(0%, 74%, 56.4%, 29%)
CIE-LAB	lab(41.88, 55.09, 13.78)
CIE-LCH	lch(41.88, 56.79, 14.04°)
OKLab	oklab(52.07% 0.1666 0.0346)
OKLCH	oklch(52.07% 0.17 11.7)
XYZ	xyz(21.4859, 12.4243, 8.6624)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52F4F #2FB595

analogous

#B52F92 #B52F4F #B5522F

triadic

#B52F4F #4FB52F #2F4FB5

tetradic

#B52F4F #92B52F #2FB595 #522FB5

square

#B52F4F #92B52F #2FB595 #522FB5

split-complementary

#B52F4F #2FB552 #2F92B5

monochromatic

#541625 #84223A #B52F4F #D1506F #DE8097

Accessibility & contrast

On white

6.03

#B52F4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B52F4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52F4F

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52F4F	#FFFFFF	#000000	##FFFFFF
##B52F4F	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52514F

Deuteranopia (green-blind)

#756D4C

Tritanopia (blue-blind)

#C6063C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b52f4f;
/* rgb */ color: rgb(181, 47, 79);
/* oklch */ color: oklch(52.1% 0.170 11.7);

Tailwind

colors: {
  custom: {
    50: '#d27380',
    500: '#b52f4f',
    950: '#000000',
  },
}

SCSS

$custom: #b52f4f;
$custom-light: #d27380;
$custom-dark: #000000;

JSON

{
  "hex": "#b52f4f",
  "rgb": {
    "r": 181,
    "g": 47,
    "b": 79
  },
  "hsl": {
    "h": 345.672,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.52067,
    "c": 0.17014,
    "h": 11.7
  },
  "luminance": 0.12421
}

Semantic roles & 50–950 ramp

primary

#B52F4F

secondary

#79C7B4

accent

#E2BD46

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B52F4F

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

Preview Lab → · Contrast checker → · Palette generator →