#D33D3E#D33D3E

#D33D3E is a mid, vivid red. Relative luminance 0.175; OKLCH L 58.2% C 0.187 H 24.8°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#D33D3E
RGB	rgb(211, 61, 62)
HSL	hsl(360, 63%, 53%)
HSV	hsv(360, 71%, 83%)
CMYK	cmyk(0%, 71.1%, 70.6%, 17.3%)
CIE-LAB	lab(48.93, 58.29, 34.22)
CIE-LCH	lch(48.93, 67.59, 30.41°)
OKLab	oklab(58.23% 0.1698 0.0785)
OKLCH	oklch(58.23% 0.187 24.8)
XYZ	xyz(29.4055, 17.5386, 6.3934)
Luminance	0.1753 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33D3E #3DD3D2

analogous

#D33D89 #D33D3E #D3873D

triadic

#D33D3E #3ED33D #3D3ED3

tetradic

#D33D3E #89D33D #3DD3D2 #873DD3

square

#D33D3E #89D33D #3DD3D2 #873DD3

split-complementary

#D33D3E #3DD387 #3D89D3

monochromatic

#7A1C1C #AC2728 #D33D3E #DE6F70 #EAA1A1

Accessibility & contrast

On white

4.66

#D33D3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#D33D3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D33D3E

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33D3E	#FFFFFF	#000000	##FFFFFF
##D33D3E	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68603C

Deuteranopia (green-blind)

#8E8039

Tritanopia (blue-blind)

#E8003F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d33d3e;
/* rgb */ color: rgb(211, 61, 62);
/* oklch */ color: oklch(58.2% 0.187 24.8);

Tailwind

colors: {
  custom: {
    50: '#e97d73',
    500: '#d33d3e',
    950: '#000000',
  },
}

SCSS

$custom: #d33d3e;
$custom-light: #e97d73;
$custom-dark: #000000;

JSON

{
  "hex": "#d33d3e",
  "rgb": {
    "r": 211,
    "g": 61,
    "b": 62
  },
  "hsl": {
    "h": 359.6,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58225,
    "c": 0.18702,
    "h": 24.8
  },
  "luminance": 0.17534
}

Semantic roles & 50–950 ramp

primary

#D33D3E

secondary

#96D6D6

accent

#E6E542

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D33D3E

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

Preview Lab → · Contrast checker → · Palette generator →