#B74545#B74545

#B74545 is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.6% C 0.148 H 23.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#B74545
RGB	rgb(183, 69, 69)
HSL	hsl(0, 45%, 49%)
HSV	hsv(0, 62%, 72%)
CMYK	cmyk(0%, 62.3%, 62.3%, 28.2%)
CIE-LAB	lab(45.30, 46.15, 24.51)
CIE-LCH	lch(45.30, 52.26, 27.97°)
OKLab	oklab(54.62% 0.1362 0.0589)
OKLCH	oklch(54.62% 0.148 23.4)
XYZ	xyz(22.7329, 14.7562, 7.2802)
Luminance	0.1475 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B74545 #45B7B7

analogous

#B7457E #B74545 #B77E45

triadic

#B74545 #45B745 #4545B7

tetradic

#B74545 #7EB745 #45B7B7 #7E45B7

square

#B74545 #7EB745 #45B7B7 #7E45B7

split-complementary

#B74545 #45B77E #457EB7

monochromatic

#5E2323 #8B3434 #B74545 #C97070 #DA9D9D

Accessibility & contrast

On white

5.32

#B74545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#B74545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74545

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B74545	#FFFFFF	#000000	##FFFFFF
##B74545	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625C44

Deuteranopia (green-blind)

#7F7442

Tritanopia (blue-blind)

#C82E46

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #b74545;
/* rgb */ color: rgb(183, 69, 69);
/* oklch */ color: oklch(54.6% 0.148 23.4);

Tailwind

colors: {
  custom: {
    50: '#d37e78',
    500: '#b74545',
    950: '#000000',
  },
}

SCSS

$custom: #b74545;
$custom-light: #d37e78;
$custom-dark: #000000;

JSON

{
  "hex": "#b74545",
  "rgb": {
    "r": 183,
    "g": 69,
    "b": 69
  },
  "hsl": {
    "h": 0,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.54619,
    "c": 0.14833,
    "h": 23.4
  },
  "luminance": 0.14753
}

Semantic roles & 50–950 ramp

primary

#B74545

secondary

#92C6C6

accent

#D5D553

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B74545

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

Preview Lab → · Contrast checker → · Palette generator →