#D33F34#D33F34

#D33F34 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.3% C 0.187 H 28.5°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#D33F34
RGB	rgb(211, 63, 52)
HSL	hsl(4, 64%, 52%)
HSV	hsv(4, 75%, 83%)
CMYK	cmyk(0%, 70.1%, 75.4%, 17.3%)
CIE-LAB	lab(49.08, 57.13, 40.04)
CIE-LCH	lch(49.08, 69.76, 35.02°)
OKLab	oklab(58.29% 0.164 0.089)
OKLCH	oklch(58.29% 0.187 28.5)
XYZ	xyz(29.2646, 17.6563, 5.1152)
Luminance	0.1765 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33F34 #34C8D3

analogous

#D33479 #D33F34 #D38F34

triadic

#D33F34 #34D33F #3F34D3

tetradic

#D33F34 #79D334 #34C8D3 #8F34D3

square

#D33F34 #79D334 #34C8D3 #8F34D3

split-complementary

#D33F34 #34D38F #3479D3

monochromatic

#741F19 #A62D24 #D33F34 #DE6F66 #E99E99

Accessibility & contrast

On white

4.64

#D33F34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#D33F34 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D33F34

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33F34	#FFFFFF	#000000	##FFFFFF
##D33F34	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6031

Deuteranopia (green-blind)

#8F802E

Tritanopia (blue-blind)

#E8013E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d33f34;
/* rgb */ color: rgb(211, 63, 52);
/* oklch */ color: oklch(58.3% 0.187 28.5);

Tailwind

colors: {
  custom: {
    50: '#e97d6c',
    500: '#d33f34',
    950: '#000000',
  },
}

SCSS

$custom: #d33f34;
$custom-light: #e97d6c;
$custom-dark: #000000;

JSON

{
  "hex": "#d33f34",
  "rgb": {
    "r": 211,
    "g": 63,
    "b": 52
  },
  "hsl": {
    "h": 4.151,
    "s": 64.372,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58294,
    "c": 0.18662,
    "h": 28.5
  },
  "luminance": 0.17652
}

Semantic roles & 50–950 ramp

primary

#D33F34

secondary

#8ED0D4

accent

#DCE740

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D33F34

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

Preview Lab → · Contrast checker → · Palette generator →