#B53B4F#B53B4F

#B53B4F is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.3% C 0.157 H 14.7°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B53B4F
RGB	rgb(181, 59, 79)
HSL	hsl(350, 51%, 47%)
HSV	hsv(350, 67%, 71%)
CMYK	cmyk(0%, 67.4%, 56.4%, 29%)
CIE-LAB	lab(43.54, 50.53, 16.03)
CIE-LCH	lch(43.54, 53.01, 17.60°)
OKLab	oklab(53.3% 0.152 0.0399)
OKLCH	oklch(53.3% 0.157 14.7)
XYZ	xyz(22.0333, 13.5192, 8.8448)
Luminance	0.1352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53B4F #3BB5A1

analogous

#B53B8C #B53B4F #B5643B

triadic

#B53B4F #4FB53B #3B4FB5

tetradic

#B53B4F #8CB53B #3BB5A1 #643BB5

square

#B53B4F #8CB53B #3BB5A1 #643BB5

split-complementary

#B53B4F #3BB564 #3B8CB5

monochromatic

#591D27 #872C3B #B53B4F #CC6273 #DB909C

Accessibility & contrast

On white

5.67

#B53B4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B53B4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53B4F

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53B4F	#FFFFFF	#000000	##FFFFFF
##B53B4F	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59574F

Deuteranopia (green-blind)

#79704C

Tritanopia (blue-blind)

#C62243

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b53b4f;
/* rgb */ color: rgb(181, 59, 79);
/* oklch */ color: oklch(53.3% 0.157 14.7);

Tailwind

colors: {
  custom: {
    50: '#d17880',
    500: '#b53b4f',
    950: '#000000',
  },
}

SCSS

$custom: #b53b4f;
$custom-light: #d17880;
$custom-dark: #000000;

JSON

{
  "hex": "#b53b4f",
  "rgb": {
    "r": 181,
    "g": 59,
    "b": 79
  },
  "hsl": {
    "h": 350.164,
    "s": 50.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53295,
    "c": 0.15714,
    "h": 14.7
  },
  "luminance": 0.13516
}

Semantic roles & 50–950 ramp

primary

#B53B4F

secondary

#86C6BB

accent

#DAC34D

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B53B4F

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

Preview Lab → · Contrast checker → · Palette generator →