#DD3634#DD3634

#DD3634 is a mid, highly saturated red. Relative luminance 0.183; OKLCH L 59.2% C 0.204 H 26.6°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#DD3634
RGB	rgb(221, 54, 52)
HSL	hsl(1, 71%, 54%)
HSV	hsv(1, 76%, 87%)
CMYK	cmyk(0%, 75.6%, 76.5%, 13.3%)
CIE-LAB	lab(49.81, 63.29, 41.37)
CIE-LCH	lch(49.81, 75.61, 33.17°)
OKLab	oklab(59.18% 0.1823 0.0912)
OKLCH	oklch(59.18% 0.204 26.6)
XYZ	xyz(31.7616, 18.2634, 5.1010)
Luminance	0.1826 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DD3634 #34DBDD

analogous

#DD3486 #DD3634 #DD8A34

triadic

#DD3634 #34DD36 #3634DD

tetradic

#DD3634 #86DD34 #34DBDD #8A34DD

square

#DD3634 #86DD34 #34DBDD #8A34DD

split-complementary

#DD3634 #34DD8A #3486DD

monochromatic

#811716 #B5201E #DD3634 #E66A68 #EF9E9D

Accessibility & contrast

On white

4.51

#DD3634 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#DD3634 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DD3634

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DD3634	#FFFFFF	#000000	##000000
##DD3634	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#695F32

Deuteranopia (green-blind)

#92842D

Tritanopia (blue-blind)

#F30038

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #dd3634;
/* rgb */ color: rgb(221, 54, 52);
/* oklch */ color: oklch(59.2% 0.204 26.6);

Tailwind

colors: {
  custom: {
    50: '#f17b6c',
    500: '#dd3634',
    950: '#000000',
  },
}

SCSS

$custom: #dd3634;
$custom-light: #f17b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#dd3634",
  "rgb": {
    "r": 221,
    "g": 54,
    "b": 52
  },
  "hsl": {
    "h": 0.71,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.59179,
    "c": 0.20383,
    "h": 26.6
  },
  "luminance": 0.18258
}

Semantic roles & 50–950 ramp

primary

#DD3634

secondary

#92DADB

accent

#ECEE3A

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#190A07

muted

#867C7A

Preview Lab

Preview with #DD3634

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

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