#B74240#B74240

#B74240 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.2% C 0.152 H 24.6°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#B74240
RGB	rgb(183, 66, 64)
HSL	hsl(1, 48%, 48%)
HSV	hsv(1, 65%, 72%)
CMYK	cmyk(0%, 63.9%, 65%, 28.2%)
CIE-LAB	lab(44.71, 47.17, 26.76)
CIE-LCH	lch(44.71, 54.24, 29.57°)
OKLab	oklab(54.15% 0.1385 0.0634)
OKLCH	oklch(54.15% 0.152 24.6)
XYZ	xyz(22.4043, 14.3369, 6.4370)
Luminance	0.1433 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B74240 #40B5B7

analogous

#B74079 #B74240 #B77D40

triadic

#B74240 #40B742 #4240B7

tetradic

#B74240 #79B740 #40B5B7 #7D40B7

square

#B74240 #79B740 #40B5B7 #7D40B7

split-complementary

#B74240 #40B77D #4079B7

monochromatic

#5C2120 #8A3230 #B74240 #CB6B69 #DB9897

Accessibility & contrast

On white

5.43

#B74240 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#B74240 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74240

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B74240	#FFFFFF	#000000	##FFFFFF
##B74240	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3F

Deuteranopia (green-blind)

#7E733D

Tritanopia (blue-blind)

#C92843

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b74240;
/* rgb */ color: rgb(183, 66, 64);
/* oklch */ color: oklch(54.2% 0.152 24.6);

Tailwind

colors: {
  custom: {
    50: '#d37c75',
    500: '#b74240',
    950: '#000000',
  },
}

SCSS

$custom: #b74240;
$custom-light: #d37c75;
$custom-dark: #000000;

JSON

{
  "hex": "#b74240",
  "rgb": {
    "r": 183,
    "g": 66,
    "b": 64
  },
  "hsl": {
    "h": 1.008,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54151,
    "c": 0.15228,
    "h": 24.6
  },
  "luminance": 0.14334
}

Semantic roles & 50–950 ramp

primary

#B74240

secondary

#8DC5C6

accent

#D5D850

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B74240

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

Preview Lab → · Contrast checker → · Palette generator →