#D43E39#D43E39

#D43E39 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.4% C 0.188 H 26.7°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#D43E39
RGB	rgb(212, 62, 57)
HSL	hsl(2, 64%, 53%)
HSV	hsv(2, 73%, 83%)
CMYK	cmyk(0%, 70.8%, 73.1%, 16.9%)
CIE-LAB	lab(49.18, 58.02, 37.41)
CIE-LCH	lch(49.18, 69.03, 32.82°)
OKLab	oklab(58.42% 0.1677 0.0844)
OKLCH	oklch(58.42% 0.188 26.7)
XYZ	xyz(29.6159, 17.7422, 5.7353)
Luminance	0.1774 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43E39 #39CFD4

analogous

#D43982 #D43E39 #D48B39

triadic

#D43E39 #39D43E #3E39D4

tetradic

#D43E39 #82D439 #39CFD4 #8B39D4

square

#D43E39 #82D439 #39CFD4 #8B39D4

split-complementary

#D43E39 #39D48B #3982D4

monochromatic

#781D1A #AB2925 #D43E39 #DF6F6B #EAA09E

Accessibility & contrast

On white

4.62

#D43E39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#D43E39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43E39

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43E39	#FFFFFF	#000000	##FFFFFF
##D43E39	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696037

Deuteranopia (green-blind)

#8F8134

Tritanopia (blue-blind)

#E9003E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d43e39;
/* rgb */ color: rgb(212, 62, 57);
/* oklch */ color: oklch(58.4% 0.188 26.7);

Tailwind

colors: {
  custom: {
    50: '#ea7d70',
    500: '#d43e39',
    950: '#000000',
  },
}

SCSS

$custom: #d43e39;
$custom-light: #ea7d70;
$custom-dark: #000000;

JSON

{
  "hex": "#d43e39",
  "rgb": {
    "r": 212,
    "g": 62,
    "b": 57
  },
  "hsl": {
    "h": 1.935,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58424,
    "c": 0.18778,
    "h": 26.7
  },
  "luminance": 0.17738
}

Semantic roles & 50–950 ramp

primary

#D43E39

secondary

#93D4D6

accent

#E2E740

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D43E39

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

Preview Lab → · Contrast checker → · Palette generator →