#D43E33#D43E33

#D43E33 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.4% C 0.189 H 28.5°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#D43E33
RGB	rgb(212, 62, 51)
HSL	hsl(4, 65%, 52%)
HSV	hsv(4, 76%, 83%)
CMYK	cmyk(0%, 70.8%, 75.9%, 16.9%)
CIE-LAB	lab(49.11, 57.78, 40.68)
CIE-LCH	lch(49.11, 70.66, 35.15°)
OKLab	oklab(58.35% 0.1658 0.0901)
OKLCH	oklch(58.35% 0.189 28.5)
XYZ	xyz(29.4749, 17.6858, 4.9930)
Luminance	0.1768 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43E33 #33C9D4

analogous

#D43379 #D43E33 #D48E33

triadic

#D43E33 #33D43E #3E33D4

tetradic

#D43E33 #79D433 #33C9D4 #8E33D4

square

#D43E33 #79D433 #33C9D4 #8E33D4

split-complementary

#D43E33 #33D48E #3379D4

monochromatic

#741F18 #A72C23 #D43E33 #DF6E66 #E99E98

Accessibility & contrast

On white

4.63

#D43E33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#D43E33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D43E33

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43E33	#FFFFFF	#000000	##FFFFFF
##D43E33	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6030

Deuteranopia (green-blind)

#8F812D

Tritanopia (blue-blind)

#E9003D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d43e33;
/* rgb */ color: rgb(212, 62, 51);
/* oklch */ color: oklch(58.4% 0.189 28.5);

Tailwind

colors: {
  custom: {
    50: '#ea7d6c',
    500: '#d43e33',
    950: '#000000',
  },
}

SCSS

$custom: #d43e33;
$custom-light: #ea7d6c;
$custom-dark: #000000;

JSON

{
  "hex": "#d43e33",
  "rgb": {
    "r": 212,
    "g": 62,
    "b": 51
  },
  "hsl": {
    "h": 4.099,
    "s": 65.182,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58351,
    "c": 0.18865,
    "h": 28.5
  },
  "luminance": 0.17681
}

Semantic roles & 50–950 ramp

primary

#D43E33

secondary

#8ED0D5

accent

#DDE840

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D43E33

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

Preview Lab → · Contrast checker → · Palette generator →