#DD4937#DD4937

#DD4937 is a mid, vivid red. Relative luminance 0.204; OKLCH L 61.1% C 0.187 H 30.2°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#DD4937
RGB	rgb(221, 73, 55)
HSL	hsl(7, 71%, 54%)
HSV	hsv(7, 75%, 87%)
CMYK	cmyk(0%, 67%, 75.1%, 13.3%)
CIE-LAB	lab(52.31, 56.62, 42.42)
CIE-LCH	lch(52.31, 70.75, 36.84°)
OKLab	oklab(61.05% 0.1619 0.0943)
OKLCH	oklch(61.05% 0.187 30.2)
XYZ	xyz(32.8946, 20.4179, 5.8227)
Luminance	0.2041 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DD4937 #37CBDD

analogous

#DD3778 #DD4937 #DD9C37

triadic

#DD4937 #37DD49 #4937DD

tetradic

#DD4937 #78DD37 #37CBDD #9C37DD

square

#DD4937 #78DD37 #37CBDD #9C37DD

split-complementary

#DD4937 #37DD9C #3778DD

monochromatic

#832216 #B8301F #DD4937 #E6796B #EFA8A0

Accessibility & contrast

On white

4.13

#DD4937 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#DD4937 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DD4937

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DD4937	#FFFFFF	#000000	##000000
##DD4937	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#736834

Deuteranopia (green-blind)

#988932

Tritanopia (blue-blind)

#F31B46

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #dd4937;
/* rgb */ color: rgb(221, 73, 55);
/* oklch */ color: oklch(61.1% 0.187 30.2);

Tailwind

colors: {
  custom: {
    50: '#f0846f',
    500: '#dd4937',
    950: '#000000',
  },
}

SCSS

$custom: #dd4937;
$custom-light: #f0846f;
$custom-dark: #000000;

JSON

{
  "hex": "#dd4937",
  "rgb": {
    "r": 221,
    "g": 73,
    "b": 55
  },
  "hsl": {
    "h": 6.506,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.61051,
    "c": 0.18738,
    "h": 30.2
  },
  "luminance": 0.20413
}

Semantic roles & 50–950 ramp

primary

#DD4937

secondary

#95D4DB

accent

#DAEE3A

background

#FFF8F6

surface

#FFF0EC

border

#D7CBC7

text

#180B07

muted

#867C7A

Preview Lab

Preview with #DD4937

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

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