#B53645#B53645

#B53645 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.163 H 18.2°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B53645
RGB	rgb(181, 54, 69)
HSL	hsl(353, 54%, 46%)
HSV	hsv(353, 70%, 71%)
CMYK	cmyk(0%, 70.2%, 61.9%, 29%)
CIE-LAB	lab(42.60, 51.82, 20.97)
CIE-LCH	lch(42.60, 55.90, 22.03°)
OKLab	oklab(52.54% 0.1544 0.0508)
OKLCH	oklch(52.54% 0.163 18.2)
XYZ	xyz(21.4515, 12.8948, 6.9884)
Luminance	0.1289 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53645 #36B5A6

analogous

#B53684 #B53645 #B56636

triadic

#B53645 #45B536 #3645B5

tetradic

#B53645 #84B536 #36B5A6 #6636B5

square

#B53645 #84B536 #36B5A6 #6636B5

split-complementary

#B53645 #36B566 #3684B5

monochromatic

#571A21 #862833 #B53645 #CE5A68 #DC8993

Accessibility & contrast

On white

5.87

#B53645 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B53645 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53645

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53645	#FFFFFF	#000000	##FFFFFF
##B53645	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585445

Deuteranopia (green-blind)

#786E42

Tritanopia (blue-blind)

#C6143C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b53645;
/* rgb */ color: rgb(181, 54, 69);
/* oklch */ color: oklch(52.5% 0.163 18.2);

Tailwind

colors: {
  custom: {
    50: '#d27678',
    500: '#b53645',
    950: '#000000',
  },
}

SCSS

$custom: #b53645;
$custom-light: #d27678;
$custom-dark: #000000;

JSON

{
  "hex": "#b53645",
  "rgb": {
    "r": 181,
    "g": 54,
    "b": 69
  },
  "hsl": {
    "h": 352.913,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52536,
    "c": 0.16252,
    "h": 18.2
  },
  "luminance": 0.12892
}

Semantic roles & 50–950 ramp

primary

#B53645

secondary

#81C6BE

accent

#DDCC4A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B53645

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

Preview Lab → · Contrast checker → · Palette generator →