#DD3A40#DD3A40

#DD3A40 is a mid, vivid red. Relative luminance 0.188; OKLCH L 59.7% C 0.199 H 23.9°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#DD3A40
RGB	rgb(221, 58, 64)
HSL	hsl(358, 71%, 55%)
HSV	hsv(358, 74%, 87%)
CMYK	cmyk(0%, 73.8%, 71%, 13.3%)
CIE-LAB	lab(50.42, 62.48, 35.27)
CIE-LCH	lch(50.42, 71.75, 29.44°)
OKLab	oklab(59.68% 0.1822 0.0806)
OKLCH	oklch(59.68% 0.199 23.9)
XYZ	xyz(32.2609, 18.7734, 6.7744)
Luminance	0.1877 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DD3A40 #3ADDD7

analogous

#DD3A92 #DD3A40 #DD853A

triadic

#DD3A40 #40DD3A #3A40DD

tetradic

#DD3A40 #92DD3A #3ADDD7 #853ADD

square

#DD3A40 #92DD3A #3ADDD7 #853ADD

split-complementary

#DD3A40 #3ADD85 #3A92DD

monochromatic

#86171B #BA2026 #DD3A40 #E66E73 #EFA2A5

Accessibility & contrast

On white

4.42

#DD3A40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#DD3A40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DD3A40

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DD3A40	#FFFFFF	#000000	##000000
##DD3A40	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A623F

Deuteranopia (green-blind)

#93853A

Tritanopia (blue-blind)

#F3003E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #dd3a40;
/* rgb */ color: rgb(221, 58, 64);
/* oklch */ color: oklch(59.7% 0.199 23.9);

Tailwind

colors: {
  custom: {
    50: '#f07c75',
    500: '#dd3a40',
    950: '#000000',
  },
}

SCSS

$custom: #dd3a40;
$custom-light: #f07c75;
$custom-dark: #000000;

JSON

{
  "hex": "#dd3a40",
  "rgb": {
    "r": 221,
    "g": 58,
    "b": 64
  },
  "hsl": {
    "h": 357.791,
    "s": 70.563,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59677,
    "c": 0.19928,
    "h": 23.9
  },
  "luminance": 0.18768
}

Semantic roles & 50–950 ramp

primary

#DD3A40

secondary

#97DCD9

accent

#EDE73A

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180B08

muted

#867C7B

Preview Lab

Preview with #DD3A40

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

Preview Lab → · Contrast checker → · Palette generator →