#B42240#B42240

#B42240 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.5% C 0.180 H 16.0°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#B42240
RGB	rgb(180, 34, 64)
HSL	hsl(348, 68%, 42%)
HSV	hsv(348, 81%, 71%)
CMYK	cmyk(0%, 81.1%, 64.4%, 29.4%)
CIE-LAB	lab(39.95, 57.82, 20.59)
CIE-LCH	lch(39.95, 61.38, 19.60°)
OKLab	oklab(50.5% 0.1728 0.0495)
OKLCH	oklch(50.5% 0.18 16)
XYZ	xyz(20.3220, 11.2206, 5.9452)
Luminance	0.1122 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42240 #22B496

analogous

#B42289 #B42240 #B44D22

triadic

#B42240 #40B422 #2240B4

tetradic

#B42240 #89B422 #22B496 #4D22B4

square

#B42240 #89B422 #22B496 #4D22B4

split-complementary

#B42240 #22B44D #2289B4

monochromatic

#4D0F1B #81182E #B42240 #DA3A5A #E36D85

Accessibility & contrast

On white

6.47

#B42240 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B42240 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42240

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42240	#FFFFFF	#000000	##FFFFFF
##B42240	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4B40

Deuteranopia (green-blind)

#72693C

Tritanopia (blue-blind)

#C6002F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b42240;
/* rgb */ color: rgb(180, 34, 64);
/* oklch */ color: oklch(50.5% 0.180 16.0);

Tailwind

colors: {
  custom: {
    50: '#d26d74',
    500: '#b42240',
    950: '#000000',
  },
}

SCSS

$custom: #b42240;
$custom-light: #d26d74;
$custom-dark: #000000;

JSON

{
  "hex": "#b42240",
  "rgb": {
    "r": 180,
    "g": 34,
    "b": 64
  },
  "hsl": {
    "h": 347.671,
    "s": 68.224,
    "l": 41.961
  },
  "oklch": {
    "l": 0.50502,
    "c": 0.17974,
    "h": 16
  },
  "luminance": 0.11218
}

Semantic roles & 50–950 ramp

primary

#B42240

secondary

#68CAB6

accent

#EBC73D

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160808

muted

#847B7B

Preview Lab

Preview with #B42240

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

Preview Lab → · Contrast checker → · Palette generator →