#D53D3D#D53D3D

#D53D3D is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.5% C 0.189 H 25.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#D53D3D
RGB	rgb(213, 61, 61)
HSL	hsl(0, 64%, 54%)
HSV	hsv(0, 71%, 84%)
CMYK	cmyk(0%, 71.4%, 71.4%, 16.5%)
CIE-LAB	lab(49.28, 58.87, 35.30)
CIE-LCH	lch(49.28, 68.64, 30.95°)
OKLab	oklab(58.55% 0.1712 0.0805)
OKLCH	oklch(58.55% 0.189 25.2)
XYZ	xyz(29.9550, 17.8251, 6.2773)
Luminance	0.1782 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D53D3D #3DD5D5

analogous

#D53D89 #D53D3D #D5893D

triadic

#D53D3D #3DD53D #3D3DD5

tetradic

#D53D3D #89D53D #3DD5D5 #893DD5

square

#D53D3D #89D53D #3DD5D5 #893DD5

split-complementary

#D53D3D #3DD589 #3D89D5

monochromatic

#7D1B1B #AF2626 #D53D3D #E06F6F #EBA2A2

Accessibility & contrast

On white

4.60

#D53D3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#D53D3D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D53D3D

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D53D3D	#FFFFFF	#000000	##FFFFFF
##D53D3D	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69603B

Deuteranopia (green-blind)

#8F8138

Tritanopia (blue-blind)

#EA003F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d53d3d;
/* rgb */ color: rgb(213, 61, 61);
/* oklch */ color: oklch(58.5% 0.189 25.2);

Tailwind

colors: {
  custom: {
    50: '#eb7d73',
    500: '#d53d3d',
    950: '#000000',
  },
}

SCSS

$custom: #d53d3d;
$custom-light: #eb7d73;
$custom-dark: #000000;

JSON

{
  "hex": "#d53d3d",
  "rgb": {
    "r": 213,
    "g": 61,
    "b": 61
  },
  "hsl": {
    "h": 0,
    "s": 64.407,
    "l": 53.725
  },
  "oklch": {
    "l": 0.58549,
    "c": 0.18915,
    "h": 25.2
  },
  "luminance": 0.17821
}

Semantic roles & 50–950 ramp

primary

#D53D3D

secondary

#96D7D7

accent

#E7E740

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D53D3D

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

Preview Lab → · Contrast checker → · Palette generator →