#D63A3B#D63A3B

#D63A3B is a mid, vivid red. Relative luminance 0.176; OKLCH L 58.4% C 0.193 H 25.2°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#D63A3B
RGB	rgb(214, 58, 59)
HSL	hsl(360, 66%, 53%)
HSV	hsv(360, 73%, 84%)
CMYK	cmyk(0%, 72.9%, 72.4%, 16.1%)
CIE-LAB	lab(49.06, 60.14, 36.23)
CIE-LCH	lch(49.06, 70.21, 31.07°)
OKLab	oklab(58.41% 0.1746 0.0821)
OKLCH	oklch(58.41% 0.193 25.2)
XYZ	xyz(30.0374, 17.6426, 5.9606)
Luminance	0.1764 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D63A3B #3AD6D5

analogous

#D63A89 #D63A3B #D6873A

triadic

#D63A3B #3BD63A #3A3BD6

tetradic

#D63A3B #89D63A #3AD6D5 #873AD6

square

#D63A3B #89D63A #3AD6D5 #873AD6

split-complementary

#D63A3B #3AD687 #3A89D6

monochromatic

#7C1A1A #AE2425 #D63A3B #E16D6D #EB9FA0

Accessibility & contrast

On white

4.64

#D63A3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#D63A3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D63A3B

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D63A3B	#FFFFFF	#000000	##FFFFFF
##D63A3B	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F39

Deuteranopia (green-blind)

#8F8136

Tritanopia (blue-blind)

#EB003C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d63a3b;
/* rgb */ color: rgb(214, 58, 59);
/* oklch */ color: oklch(58.4% 0.193 25.2);

Tailwind

colors: {
  custom: {
    50: '#eb7b71',
    500: '#d63a3b',
    950: '#000000',
  },
}

SCSS

$custom: #d63a3b;
$custom-light: #eb7b71;
$custom-dark: #000000;

JSON

{
  "hex": "#d63a3b",
  "rgb": {
    "r": 214,
    "g": 58,
    "b": 59
  },
  "hsl": {
    "h": 359.615,
    "s": 65.546,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58408,
    "c": 0.19299,
    "h": 25.2
  },
  "luminance": 0.17638
}

Semantic roles & 50–950 ramp

primary

#D63A3B

secondary

#94D7D7

accent

#E8E73F

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D63A3B

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

Preview Lab → · Contrast checker → · Palette generator →