#B7424E#B7424E

#B7424E is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.4% C 0.151 H 17.7°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#B7424E
RGB	rgb(183, 66, 78)
HSL	hsl(354, 47%, 49%)
HSV	hsv(354, 64%, 72%)
CMYK	cmyk(0%, 63.9%, 57.4%, 28.2%)
CIE-LAB	lab(44.97, 48.14, 18.63)
CIE-LCH	lch(44.97, 51.61, 21.15°)
OKLab	oklab(54.42% 0.144 0.046)
OKLCH	oklch(54.42% 0.151 17.7)
XYZ	xyz(22.8539, 14.5168, 8.8048)
Luminance	0.1451 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7424E #42B7AB

analogous

#B74289 #B7424E #B77142

triadic

#B7424E #4EB742 #424EB7

tetradic

#B7424E #89B742 #42B7AB #7142B7

square

#B7424E #89B742 #42B7AB #7142B7

split-complementary

#B7424E #42B771 #4289B7

monochromatic

#5D2228 #8A323B #B7424E #CA6C76 #DA99A0

Accessibility & contrast

On white

5.38

#B7424E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#B7424E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7424E

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7424E	#FFFFFF	#000000	##FFFFFF
##B7424E	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5B4E

Deuteranopia (green-blind)

#7D734B

Tritanopia (blue-blind)

#C82C47

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b7424e;
/* rgb */ color: rgb(183, 66, 78);
/* oklch */ color: oklch(54.4% 0.151 17.7);

Tailwind

colors: {
  custom: {
    50: '#d27c7f',
    500: '#b7424e',
    950: '#000000',
  },
}

SCSS

$custom: #b7424e;
$custom-light: #d27c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b7424e",
  "rgb": {
    "r": 183,
    "g": 66,
    "b": 78
  },
  "hsl": {
    "h": 353.846,
    "s": 46.988,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54423,
    "c": 0.15114,
    "h": 17.7
  },
  "luminance": 0.14514
}

Semantic roles & 50–950 ramp

primary

#B7424E

secondary

#8FC6C1

accent

#D7C951

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B7424E

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

Preview Lab → · Contrast checker → · Palette generator →