#DD4837#DD4837

#DD4837 is a mid, vivid red. Relative luminance 0.203; OKLCH L 60.9% C 0.188 H 29.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#DD4837
RGB	rgb(221, 72, 55)
HSL	hsl(6, 71%, 54%)
HSV	hsv(6, 75%, 87%)
CMYK	cmyk(0%, 67.4%, 75.1%, 13.3%)
CIE-LAB	lab(52.16, 57.02, 42.26)
CIE-LCH	lch(52.16, 70.97, 36.55°)
OKLab	oklab(60.94% 0.1632 0.0939)
OKLCH	oklch(60.94% 0.188 29.9)
XYZ	xyz(32.8294, 20.2876, 5.8009)
Luminance	0.2028 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DD4837 #37CCDD

analogous

#DD3779 #DD4837 #DD9B37

triadic

#DD4837 #37DD48 #4837DD

tetradic

#DD4837 #79DD37 #37CCDD #9B37DD

square

#DD4837 #79DD37 #37CCDD #9B37DD

split-complementary

#DD4837 #37DD9B #3779DD

monochromatic

#832116 #B82F1F #DD4837 #E6786B #EFA8A0

Accessibility & contrast

On white

4.15

#DD4837 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#DD4837 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DD4837

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DD4837	#FFFFFF	#000000	##000000
##DD4837	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#736834

Deuteranopia (green-blind)

#988831

Tritanopia (blue-blind)

#F31845

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #dd4837;
/* rgb */ color: rgb(221, 72, 55);
/* oklch */ color: oklch(60.9% 0.188 29.9);

Tailwind

colors: {
  custom: {
    50: '#f0836f',
    500: '#dd4837',
    950: '#000000',
  },
}

SCSS

$custom: #dd4837;
$custom-light: #f0836f;
$custom-dark: #000000;

JSON

{
  "hex": "#dd4837",
  "rgb": {
    "r": 221,
    "g": 72,
    "b": 55
  },
  "hsl": {
    "h": 6.145,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.60942,
    "c": 0.18828,
    "h": 29.9
  },
  "luminance": 0.20283
}

Semantic roles & 50–950 ramp

primary

#DD4837

secondary

#95D4DB

accent

#DBEE3A

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#180B07

muted

#867C7A

Preview Lab

Preview with #DD4837

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

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