#D33D3C#D33D3C

#D33D3C is a mid, vivid red. Relative luminance 0.175; OKLCH L 58.2% C 0.187 H 25.5°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#D33D3C
RGB	rgb(211, 61, 60)
HSL	hsl(0, 63%, 53%)
HSV	hsv(0, 72%, 83%)
CMYK	cmyk(0%, 71.1%, 71.6%, 17.3%)
CIE-LAB	lab(48.91, 58.20, 35.34)
CIE-LCH	lch(48.91, 68.09, 31.26°)
OKLab	oklab(58.2% 0.1691 0.0805)
OKLCH	oklch(58.2% 0.187 25.5)
XYZ	xyz(29.3516, 17.5170, 6.1097)
Luminance	0.1751 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33D3C #3CD2D3

analogous

#D33C87 #D33D3C #D3883C

triadic

#D33D3C #3CD33D #3D3CD3

tetradic

#D33D3C #87D33C #3CD2D3 #883CD3

square

#D33D3C #87D33C #3CD2D3 #883CD3

split-complementary

#D33D3C #3CD388 #3C87D3

monochromatic

#791C1B #AB2827 #D33D3C #DE6F6E #EAA0A0

Accessibility & contrast

On white

4.66

#D33D3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#D33D3C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D33D3C

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33D3C	#FFFFFF	#000000	##FFFFFF
##D33D3C	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68603A

Deuteranopia (green-blind)

#8E8037

Tritanopia (blue-blind)

#E8003F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d33d3c;
/* rgb */ color: rgb(211, 61, 60);
/* oklch */ color: oklch(58.2% 0.187 25.5);

Tailwind

colors: {
  custom: {
    50: '#e97c72',
    500: '#d33d3c',
    950: '#000000',
  },
}

SCSS

$custom: #d33d3c;
$custom-light: #e97c72;
$custom-dark: #000000;

JSON

{
  "hex": "#d33d3c",
  "rgb": {
    "r": 211,
    "g": 61,
    "b": 60
  },
  "hsl": {
    "h": 0.397,
    "s": 63.18,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58196,
    "c": 0.18726,
    "h": 25.5
  },
  "luminance": 0.17513
}

Semantic roles & 50–950 ramp

primary

#D33D3C

secondary

#95D6D6

accent

#E5E642

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A08

muted

#867C7B

Preview Lab

Preview with #D33D3C

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

Preview Lab → · Contrast checker → · Palette generator →