#D33F35#D33F35

#D33F35 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.3% C 0.186 H 28.2°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#D33F35
RGB	rgb(211, 63, 53)
HSL	hsl(4, 64%, 52%)
HSV	hsv(4, 75%, 83%)
CMYK	cmyk(0%, 70.1%, 74.9%, 17.3%)
CIE-LAB	lab(49.09, 57.16, 39.49)
CIE-LCH	lch(49.09, 69.48, 34.64°)
OKLab	oklab(58.31% 0.1644 0.0881)
OKLCH	oklch(58.31% 0.186 28.2)
XYZ	xyz(29.2874, 17.6654, 5.2351)
Luminance	0.1766 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33F35 #35C9D3

analogous

#D3357A #D33F35 #D38E35

triadic

#D33F35 #35D33F #3F35D3

tetradic

#D33F35 #7AD335 #35C9D3 #8E35D3

square

#D33F35 #7AD335 #35C9D3 #8E35D3

split-complementary

#D33F35 #35D38E #357AD3

monochromatic

#741F19 #A72D24 #D33F35 #DE6F67 #E99F9A

Accessibility & contrast

On white

4.63

#D33F35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#D33F35 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D33F35

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33F35	#FFFFFF	#000000	##FFFFFF
##D33F35	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6033

Deuteranopia (green-blind)

#8F802F

Tritanopia (blue-blind)

#E8013E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d33f35;
/* rgb */ color: rgb(211, 63, 53);
/* oklch */ color: oklch(58.3% 0.186 28.2);

Tailwind

colors: {
  custom: {
    50: '#e97d6d',
    500: '#d33f35',
    950: '#000000',
  },
}

SCSS

$custom: #d33f35;
$custom-light: #e97d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#d33f35",
  "rgb": {
    "r": 211,
    "g": 63,
    "b": 53
  },
  "hsl": {
    "h": 3.797,
    "s": 64.228,
    "l": 51.765
  },
  "oklch": {
    "l": 0.58306,
    "c": 0.18647,
    "h": 28.2
  },
  "luminance": 0.17661
}

Semantic roles & 50–950 ramp

primary

#D33F35

secondary

#8FD0D5

accent

#DDE741

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D33F35

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

Preview Lab → · Contrast checker → · Palette generator →