#D33D2D#D33D2D

#D33D2D is a mid, vivid red. Relative luminance 0.174; OKLCH L 58.0% C 0.189 H 29.9°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#D33D2D
RGB	rgb(211, 61, 45)
HSL	hsl(6, 65%, 50%)
HSV	hsv(6, 79%, 83%)
CMYK	cmyk(0%, 71.1%, 78.7%, 17.3%)
CIE-LAB	lab(48.74, 57.61, 43.46)
CIE-LCH	lch(48.74, 72.16, 37.03°)
OKLab	oklab(58.02% 0.1642 0.0945)
OKLCH	oklch(58.02% 0.189 29.9)
XYZ	xyz(29.0098, 17.3803, 4.3093)
Luminance	0.1738 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33D2D #2DC3D3

analogous

#D32D70 #D33D2D #D3902D

triadic

#D33D2D #2DD33D #3D2DD3

tetradic

#D33D2D #70D32D #2DC3D3 #902DD3

square

#D33D2D #70D32D #2DC3D3 #902DD3

split-complementary

#D33D2D #2DD390 #2D70D3

monochromatic

#6E2017 #A12E22 #D33D2D #DE6C60 #E89A92

Accessibility & contrast

On white

4.69

#D33D2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#D33D2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D33D2D

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33D2D	#FFFFFF	#000000	##FFFFFF
##D33D2D	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)

#6A5F2A

Deuteranopia (green-blind)

#8F8026

Tritanopia (blue-blind)

#E8003B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d33d2d;
/* rgb */ color: rgb(211, 61, 45);
/* oklch */ color: oklch(58.0% 0.189 29.9);

Tailwind

colors: {
  custom: {
    50: '#ea7c67',
    500: '#d33d2d',
    950: '#000000',
  },
}

SCSS

$custom: #d33d2d;
$custom-light: #ea7c67;
$custom-dark: #000000;

JSON

{
  "hex": "#d33d2d",
  "rgb": {
    "r": 211,
    "g": 61,
    "b": 45
  },
  "hsl": {
    "h": 5.783,
    "s": 65.354,
    "l": 50.196
  },
  "oklch": {
    "l": 0.58016,
    "c": 0.18943,
    "h": 29.9
  },
  "luminance": 0.17376
}

Semantic roles & 50–950 ramp

primary

#D33D2D

secondary

#89CCD3

accent

#D8E83F

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #D33D2D

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

Preview Lab → · Contrast checker → · Palette generator →