#B7474F#B7474F

#B7474F is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.1% C 0.145 H 19.0°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#B7474F
RGB	rgb(183, 71, 79)
HSL	hsl(356, 44%, 50%)
HSV	hsv(356, 61%, 72%)
CMYK	cmyk(0%, 61.2%, 56.8%, 28.2%)
CIE-LAB	lab(45.83, 45.96, 19.17)
CIE-LCH	lch(45.83, 49.80, 22.64°)
OKLab	oklab(55.08% 0.1373 0.0473)
OKLCH	oklch(55.08% 0.145 19)
XYZ	xyz(23.1950, 15.1412, 9.0967)
Luminance	0.1514 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7474F #47B7AF

analogous

#B74787 #B7474F #B77747

triadic

#B7474F #4FB747 #474FB7

tetradic

#B7474F #87B747 #47B7AF #7747B7

square

#B7474F #87B747 #47B7AF #7747B7

split-complementary

#B7474F #47B777 #4787B7

monochromatic

#5F2529 #8B363C #B7474F #C97379 #DA9FA3

Accessibility & contrast

On white

5.21

#B7474F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#B7474F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7474F

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7474F	#FFFFFF	#000000	##FFFFFF
##B7474F	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625E4F

Deuteranopia (green-blind)

#7E754C

Tritanopia (blue-blind)

#C8334B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #b7474f;
/* rgb */ color: rgb(183, 71, 79);
/* oklch */ color: oklch(55.1% 0.145 19.0);

Tailwind

colors: {
  custom: {
    50: '#d27f80',
    500: '#b7474f',
    950: '#000000',
  },
}

SCSS

$custom: #b7474f;
$custom-light: #d27f80;
$custom-dark: #000000;

JSON

{
  "hex": "#b7474f",
  "rgb": {
    "r": 183,
    "g": 71,
    "b": 79
  },
  "hsl": {
    "h": 355.714,
    "s": 44.094,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55076,
    "c": 0.14517,
    "h": 19
  },
  "luminance": 0.15138
}

Semantic roles & 50–950 ramp

primary

#B7474F

secondary

#94C6C3

accent

#D4CB54

background

#FDF8F7

surface

#FBEFEE

border

#D4CAC9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B7474F

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

Preview Lab → · Contrast checker → · Palette generator →