#D53D3E#D53D3E

#D53D3E is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.6% C 0.189 H 24.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#D53D3E
RGB	rgb(213, 61, 62)
HSL	hsl(360, 64%, 54%)
HSV	hsv(360, 71%, 84%)
CMYK	cmyk(0%, 71.4%, 70.9%, 16.5%)
CIE-LAB	lab(49.30, 58.91, 34.73)
CIE-LCH	lch(49.30, 68.39, 30.52°)
OKLab	oklab(58.56% 0.1715 0.0795)
OKLCH	oklch(58.56% 0.189 24.9)
XYZ	xyz(29.9822, 17.8359, 6.4205)
Luminance	0.1783 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D53D3E #3DD5D4

analogous

#D53D8A #D53D3E #D5883D

triadic

#D53D3E #3ED53D #3D3ED5

tetradic

#D53D3E #8AD53D #3DD5D4 #883DD5

square

#D53D3E #8AD53D #3DD5D4 #883DD5

split-complementary

#D53D3E #3DD588 #3D8AD5

monochromatic

#7D1B1C #AF2627 #D53D3E #E06F70 #EBA2A2

Accessibility & contrast

On white

4.60

#D53D3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#D53D3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D53D3E

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D53D3E	#FFFFFF	#000000	##FFFFFF
##D53D3E	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69603C

Deuteranopia (green-blind)

#8F8139

Tritanopia (blue-blind)

#EA003F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d53d3e;
/* rgb */ color: rgb(213, 61, 62);
/* oklch */ color: oklch(58.6% 0.189 24.9);

Tailwind

colors: {
  custom: {
    50: '#ea7d73',
    500: '#d53d3e',
    950: '#000000',
  },
}

SCSS

$custom: #d53d3e;
$custom-light: #ea7d73;
$custom-dark: #000000;

JSON

{
  "hex": "#d53d3e",
  "rgb": {
    "r": 213,
    "g": 61,
    "b": 62
  },
  "hsl": {
    "h": 359.605,
    "s": 64.407,
    "l": 53.725
  },
  "oklch": {
    "l": 0.58564,
    "c": 0.18903,
    "h": 24.9
  },
  "luminance": 0.17831
}

Semantic roles & 50–950 ramp

primary

#D53D3E

secondary

#96D7D7

accent

#E7E640

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D53D3E

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

Preview Lab → · Contrast checker → · Palette generator →