#B42744#B42744

#B42744 is a mid, vivid red. Relative luminance 0.116; OKLCH L 51.0% C 0.176 H 15.1°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#B42744
RGB	rgb(180, 39, 68)
HSL	hsl(348, 64%, 43%)
HSV	hsv(348, 78%, 71%)
CMYK	cmyk(0%, 78.3%, 62.2%, 29.4%)
CIE-LAB	lab(40.53, 56.63, 18.84)
CIE-LCH	lch(40.53, 59.69, 18.40°)
OKLab	oklab(50.96% 0.1698 0.0458)
OKLCH	oklch(50.96% 0.176 15.1)
XYZ	xyz(20.5935, 11.5748, 6.6175)
Luminance	0.1157 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42744 #27B497

analogous

#B4278A #B42744 #B45127

triadic

#B42744 #44B427 #2744B4

tetradic

#B42744 #8AB427 #27B497 #5127B4

square

#B42744 #8AB427 #27B497 #5127B4

split-complementary

#B42744 #27B451 #278AB4

monochromatic

#4F111E #821C31 #B42744 #D64261 #E1748B

Accessibility & contrast

On white

6.34

#B42744 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#B42744 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42744

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42744	#FFFFFF	#000000	##FFFFFF
##B42744	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4D44

Deuteranopia (green-blind)

#736A40

Tritanopia (blue-blind)

#C50034

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42744;
/* rgb */ color: rgb(180, 39, 68);
/* oklch */ color: oklch(51.0% 0.176 15.1);

Tailwind

colors: {
  custom: {
    50: '#d26f77',
    500: '#b42744',
    950: '#000000',
  },
}

SCSS

$custom: #b42744;
$custom-light: #d26f77;
$custom-dark: #000000;

JSON

{
  "hex": "#b42744",
  "rgb": {
    "r": 180,
    "g": 39,
    "b": 68
  },
  "hsl": {
    "h": 347.66,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50957,
    "c": 0.17584,
    "h": 15.1
  },
  "luminance": 0.11572
}

Semantic roles & 50–950 ramp

primary

#B42744

secondary

#6FC8B6

accent

#E7C540

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B42744

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

Preview Lab → · Contrast checker → · Palette generator →