#D33D2E#D33D2E

#D33D2E is a mid, vivid red. Relative luminance 0.174; OKLCH L 58.0% C 0.189 H 29.7°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#D33D2E
RGB	rgb(211, 61, 46)
HSL	hsl(5, 65%, 50%)
HSV	hsv(5, 78%, 83%)
CMYK	cmyk(0%, 71.1%, 78.2%, 17.3%)
CIE-LAB	lab(48.75, 57.65, 42.94)
CIE-LCH	lch(48.75, 71.88, 36.68°)
OKLab	oklab(58.03% 0.1645 0.0937)
OKLCH	oklch(58.03% 0.189 29.7)
XYZ	xyz(29.0292, 17.3881, 4.4119)
Luminance	0.1738 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33D2E #2EC4D3

analogous

#D32E71 #D33D2E #D3902E

triadic

#D33D2E #2ED33D #3D2ED3

tetradic

#D33D2E #71D32E #2EC4D3 #902ED3

square

#D33D2E #71D32E #2EC4D3 #902ED3

split-complementary

#D33D2E #2ED390 #2E71D3

monochromatic

#6F1F17 #A22E22 #D33D2E #DE6C61 #E89B93

Accessibility & contrast

On white

4.69

#D33D2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#D33D2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D33D2E

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33D2E	#FFFFFF	#000000	##FFFFFF
##D33D2E	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5F2B

Deuteranopia (green-blind)

#8F8028

Tritanopia (blue-blind)

#E8003B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d33d2e;
/* rgb */ color: rgb(211, 61, 46);
/* oklch */ color: oklch(58.0% 0.189 29.7);

Tailwind

colors: {
  custom: {
    50: '#ea7c68',
    500: '#d33d2e',
    950: '#000000',
  },
}

SCSS

$custom: #d33d2e;
$custom-light: #ea7c68;
$custom-dark: #000000;

JSON

{
  "hex": "#d33d2e",
  "rgb": {
    "r": 211,
    "g": 61,
    "b": 46
  },
  "hsl": {
    "h": 5.455,
    "s": 65.217,
    "l": 50.392
  },
  "oklch": {
    "l": 0.58026,
    "c": 0.18926,
    "h": 29.7
  },
  "luminance": 0.17384
}

Semantic roles & 50–950 ramp

primary

#D33D2E

secondary

#8ACDD3

accent

#D9E840

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #D33D2E

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

Preview Lab → · Contrast checker → · Palette generator →