#D43A3D#D43A3D

#D43A3D is a mid, vivid red. Relative luminance 0.174; OKLCH L 58.1% C 0.191 H 24.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#D43A3D
RGB	rgb(212, 58, 61)
HSL	hsl(359, 64%, 53%)
HSV	hsv(359, 73%, 83%)
CMYK	cmyk(0%, 72.6%, 71.2%, 16.9%)
CIE-LAB	lab(48.72, 59.62, 34.59)
CIE-LCH	lch(48.72, 68.93, 30.12°)
OKLab	oklab(58.09% 0.1737 0.079)
OKLCH	oklch(58.09% 0.191 24.5)
XYZ	xyz(29.5101, 17.3646, 6.2118)
Luminance	0.1736 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43A3D #3AD4D1

analogous

#D43A8A #D43A3D #D4843A

triadic

#D43A3D #3DD43A #3A3DD4

tetradic

#D43A3D #8AD43A #3AD4D1 #843AD4

square

#D43A3D #8AD43A #3AD4D1 #843AD4

split-complementary

#D43A3D #3AD484 #3A8AD4

monochromatic

#791A1C #AB2528 #D43A3D #DF6C6E #EA9EA0

Accessibility & contrast

On white

4.70

#D43A3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#D43A3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D43A3D

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43A3D	#FFFFFF	#000000	##FFFFFF
##D43A3D	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675F3C

Deuteranopia (green-blind)

#8D8038

Tritanopia (blue-blind)

#E9003D

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d43a3d;
/* rgb */ color: rgb(212, 58, 61);
/* oklch */ color: oklch(58.1% 0.191 24.5);

Tailwind

colors: {
  custom: {
    50: '#ea7b73',
    500: '#d43a3d',
    950: '#000000',
  },
}

SCSS

$custom: #d43a3d;
$custom-light: #ea7b73;
$custom-dark: #000000;

JSON

{
  "hex": "#d43a3d",
  "rgb": {
    "r": 212,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 358.831,
    "s": 64.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.58093,
    "c": 0.19079,
    "h": 24.5
  },
  "luminance": 0.1736
}

Semantic roles & 50–950 ramp

primary

#D43A3D

secondary

#94D6D5

accent

#E7E441

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D43A3D

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

Preview Lab → · Contrast checker → · Palette generator →