#D33C3A#D33C3A

#D33C3A is a mid, vivid red. Relative luminance 0.174; OKLCH L 58.1% C 0.188 H 25.9°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#D33C3A
RGB	rgb(211, 60, 58)
HSL	hsl(1, 63%, 53%)
HSV	hsv(1, 73%, 83%)
CMYK	cmyk(0%, 71.6%, 72.5%, 17.3%)
CIE-LAB	lab(48.75, 58.47, 36.30)
CIE-LCH	lch(48.75, 68.82, 31.83°)
OKLab	oklab(58.07% 0.1695 0.0823)
OKLCH	oklch(58.07% 0.188 25.9)
XYZ	xyz(29.2468, 17.3905, 5.8189)
Luminance	0.1739 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33C3A #3AD1D3

analogous

#D33A85 #D33C3A #D3883A

triadic

#D33C3A #3AD33C #3C3AD3

tetradic

#D33C3A #85D33A #3AD1D3 #883AD3

square

#D33C3A #85D33A #3AD1D3 #883AD3

split-complementary

#D33C3A #3AD388 #3A85D3

monochromatic

#781C1B #AA2826 #D33C3A #DE6E6C #E99F9E

Accessibility & contrast

On white

4.69

#D33C3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#D33C3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D33C3A

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33C3A	#FFFFFF	#000000	##FFFFFF
##D33C3A	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)

#685F38

Deuteranopia (green-blind)

#8E8035

Tritanopia (blue-blind)

#E8003D

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d33c3a;
/* rgb */ color: rgb(211, 60, 58);
/* oklch */ color: oklch(58.1% 0.188 25.9);

Tailwind

colors: {
  custom: {
    50: '#e97c70',
    500: '#d33c3a',
    950: '#000000',
  },
}

SCSS

$custom: #d33c3a;
$custom-light: #e97c70;
$custom-dark: #000000;

JSON

{
  "hex": "#d33c3a",
  "rgb": {
    "r": 211,
    "g": 60,
    "b": 58
  },
  "hsl": {
    "h": 0.784,
    "s": 63.485,
    "l": 52.745
  },
  "oklch": {
    "l": 0.58071,
    "c": 0.18841,
    "h": 25.9
  },
  "luminance": 0.17386
}

Semantic roles & 50–950 ramp

primary

#D33C3A

secondary

#93D5D6

accent

#E4E741

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D33C3A

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

Preview Lab → · Contrast checker → · Palette generator →