#D33D2F#D33D2F

#D33D2F is a mid, vivid red. Relative luminance 0.174; OKLCH L 58.0% C 0.189 H 29.4°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#D33D2F
RGB	rgb(211, 61, 47)
HSL	hsl(5, 65%, 51%)
HSV	hsv(5, 78%, 83%)
CMYK	cmyk(0%, 71.1%, 77.7%, 17.3%)
CIE-LAB	lab(48.76, 57.68, 42.41)
CIE-LCH	lch(48.76, 71.59, 36.33°)
OKLab	oklab(58.04% 0.1648 0.0928)
OKLCH	oklch(58.04% 0.189 29.4)
XYZ	xyz(29.0492, 17.3961, 4.5170)
Luminance	0.1739 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33D2F #2FC5D3

analogous

#D32F73 #D33D2F #D38F2F

triadic

#D33D2F #2FD33D #3D2FD3

tetradic

#D33D2F #73D32F #2FC5D3 #8F2FD3

square

#D33D2F #73D32F #2FC5D3 #8F2FD3

split-complementary

#D33D2F #2FD38F #2F73D3

monochromatic

#701F18 #A22D22 #D33D2F #DE6C62 #E89B94

Accessibility & contrast

On white

4.69

#D33D2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#D33D2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D33D2F

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33D2F	#FFFFFF	#000000	##FFFFFF
##D33D2F	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)

#695F2C

Deuteranopia (green-blind)

#8F8029

Tritanopia (blue-blind)

#E8003B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d33d2f;
/* rgb */ color: rgb(211, 61, 47);
/* oklch */ color: oklch(58.0% 0.189 29.4);

Tailwind

colors: {
  custom: {
    50: '#ea7c69',
    500: '#d33d2f',
    950: '#000000',
  },
}

SCSS

$custom: #d33d2f;
$custom-light: #ea7c69;
$custom-dark: #000000;

JSON

{
  "hex": "#d33d2f",
  "rgb": {
    "r": 211,
    "g": 61,
    "b": 47
  },
  "hsl": {
    "h": 5.122,
    "s": 65.079,
    "l": 50.588
  },
  "oklch": {
    "l": 0.58037,
    "c": 0.18912,
    "h": 29.4
  },
  "luminance": 0.17392
}

Semantic roles & 50–950 ramp

primary

#D33D2F

secondary

#8ACDD3

accent

#DAE840

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #D33D2F

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

Preview Lab → · Contrast checker → · Palette generator →