#B53748#B53748

#B53748 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.7% C 0.161 H 17.1°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B53748
RGB	rgb(181, 55, 72)
HSL	hsl(352, 53%, 46%)
HSV	hsv(352, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 60.2%, 29%)
CIE-LAB	lab(42.80, 51.63, 19.38)
CIE-LCH	lch(42.80, 55.15, 20.57°)
OKLab	oklab(52.7% 0.1543 0.0474)
OKLCH	oklch(52.7% 0.161 17.1)
XYZ	xyz(21.5941, 13.0270, 7.5070)
Luminance	0.1302 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53748 #37B5A4

analogous

#B53787 #B53748 #B56537

triadic

#B53748 #48B537 #3748B5

tetradic

#B53748 #87B537 #37B5A4 #6537B5

square

#B53748 #87B537 #37B5A4 #6537B5

split-complementary

#B53748 #37B565 #3787B5

monochromatic

#571A23 #862935 #B53748 #CD5C6B #DC8B96

Accessibility & contrast

On white

5.83

#B53748 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B53748 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53748

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53748	#FFFFFF	#000000	##FFFFFF
##B53748	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585448

Deuteranopia (green-blind)

#786F45

Tritanopia (blue-blind)

#C6183E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b53748;
/* rgb */ color: rgb(181, 55, 72);
/* oklch */ color: oklch(52.7% 0.161 17.1);

Tailwind

colors: {
  custom: {
    50: '#d2767a',
    500: '#b53748',
    950: '#000000',
  },
}

SCSS

$custom: #b53748;
$custom-light: #d2767a;
$custom-dark: #000000;

JSON

{
  "hex": "#b53748",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 72
  },
  "hsl": {
    "h": 351.905,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52704,
    "c": 0.16143,
    "h": 17.1
  },
  "luminance": 0.13024
}

Semantic roles & 50–950 ramp

primary

#B53748

secondary

#82C6BD

accent

#DDC94B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B53748

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

Preview Lab → · Contrast checker → · Palette generator →