#D43A38#D43A38

#D43A38 is a mid, vivid red. Relative luminance 0.173; OKLCH L 58.0% C 0.191 H 26.1°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#D43A38
RGB	rgb(212, 58, 56)
HSL	hsl(1, 64%, 53%)
HSV	hsv(1, 74%, 83%)
CMYK	cmyk(0%, 72.6%, 73.6%, 16.9%)
CIE-LAB	lab(48.65, 59.40, 37.38)
CIE-LCH	lch(48.65, 70.19, 32.18°)
OKLab	oklab(58.03% 0.1719 0.0841)
OKLCH	oklch(58.03% 0.191 26.1)
XYZ	xyz(29.3816, 17.3132, 5.5353)
Luminance	0.1731 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43A38 #38D2D4

analogous

#D43884 #D43A38 #D48838

triadic

#D43A38 #38D43A #3A38D4

tetradic

#D43A38 #84D438 #38D2D4 #8838D4

square

#D43A38 #84D438 #38D2D4 #8838D4

split-complementary

#D43A38 #38D488 #3884D4

monochromatic

#781B1A #AA2625 #D43A38 #DF6C6A #EA9E9D

Accessibility & contrast

On white

4.71

#D43A38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#D43A38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D43A38

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43A38	#FFFFFF	#000000	##FFFFFF
##D43A38	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E36

Deuteranopia (green-blind)

#8E8032

Tritanopia (blue-blind)

#E9003B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d43a38;
/* rgb */ color: rgb(212, 58, 56);
/* oklch */ color: oklch(58.0% 0.191 26.1);

Tailwind

colors: {
  custom: {
    50: '#ea7b6f',
    500: '#d43a38',
    950: '#000000',
  },
}

SCSS

$custom: #d43a38;
$custom-light: #ea7b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#d43a38",
  "rgb": {
    "r": 212,
    "g": 58,
    "b": 56
  },
  "hsl": {
    "h": 0.769,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58025,
    "c": 0.19138,
    "h": 26.1
  },
  "luminance": 0.17309
}

Semantic roles & 50–950 ramp

primary

#D43A38

secondary

#92D5D6

accent

#E5E740

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D43A38

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

Preview Lab → · Contrast checker → · Palette generator →