#B7424F#B7424F

#B7424F is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.4% C 0.151 H 17.2°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#B7424F
RGB	rgb(183, 66, 79)
HSL	hsl(353, 47%, 49%)
HSV	hsv(353, 64%, 72%)
CMYK	cmyk(0%, 63.9%, 56.8%, 28.2%)
CIE-LAB	lab(44.99, 48.21, 18.04)
CIE-LCH	lch(44.99, 51.48, 20.52°)
OKLab	oklab(54.45% 0.1444 0.0446)
OKLCH	oklch(54.45% 0.151 17.2)
XYZ	xyz(22.8900, 14.5312, 8.9951)
Luminance	0.1453 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7424F #42B7AA

analogous

#B7428A #B7424F #B77042

triadic

#B7424F #4FB742 #424FB7

tetradic

#B7424F #8AB742 #42B7AA #7042B7

square

#B7424F #8AB742 #42B7AA #7042B7

split-complementary

#B7424F #42B770 #428AB7

monochromatic

#5D2228 #8A323C #B7424F #CA6C77 #DA99A0

Accessibility & contrast

On white

5.38

#B7424F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#B7424F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7424F

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7424F	#FFFFFF	#000000	##FFFFFF
##B7424F	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5B4F

Deuteranopia (green-blind)

#7C734C

Tritanopia (blue-blind)

#C82C47

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b7424f;
/* rgb */ color: rgb(183, 66, 79);
/* oklch */ color: oklch(54.4% 0.151 17.2);

Tailwind

colors: {
  custom: {
    50: '#d27c80',
    500: '#b7424f',
    950: '#000000',
  },
}

SCSS

$custom: #b7424f;
$custom-light: #d27c80;
$custom-dark: #000000;

JSON

{
  "hex": "#b7424f",
  "rgb": {
    "r": 183,
    "g": 66,
    "b": 79
  },
  "hsl": {
    "h": 353.333,
    "s": 46.988,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54445,
    "c": 0.15113,
    "h": 17.2
  },
  "luminance": 0.14528
}

Semantic roles & 50–950 ramp

primary

#B7424F

secondary

#8FC6C0

accent

#D7C851

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B7424F

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

Preview Lab → · Contrast checker → · Palette generator →