#DD3B3B#DD3B3B

#DD3B3B is a mid, vivid red. Relative luminance 0.188; OKLCH L 59.7% C 0.199 H 25.6°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#DD3B3B
RGB	rgb(221, 59, 59)
HSL	hsl(0, 70%, 55%)
HSV	hsv(0, 73%, 87%)
CMYK	cmyk(0%, 73.3%, 73.3%, 13.3%)
CIE-LAB	lab(50.48, 61.93, 38.19)
CIE-LCH	lch(50.48, 72.76, 31.66°)
OKLab	oklab(59.7% 0.1795 0.086)
OKLCH	oklch(59.7% 0.199 25.6)
XYZ	xyz(32.1759, 18.8208, 6.0754)
Luminance	0.1882 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DD3B3B #3BDDDD

analogous

#DD3B8C #DD3B3B #DD8C3B

triadic

#DD3B3B #3BDD3B #3B3BDD

tetradic

#DD3B3B #8CDD3B #3BDDDD #8C3BDD

square

#DD3B3B #8CDD3B #3BDDDD #8C3BDD

split-complementary

#DD3B3B #3BDD8C #3B8CDD

monochromatic

#861717 #BA2020 #DD3B3B #E66F6F #EFA3A3

Accessibility & contrast

On white

4.41

#DD3B3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#DD3B3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DD3B3B

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DD3B3B	#FFFFFF	#000000	##000000
##DD3B3B	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6239

Deuteranopia (green-blind)

#938535

Tritanopia (blue-blind)

#F3003D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #dd3b3b;
/* rgb */ color: rgb(221, 59, 59);
/* oklch */ color: oklch(59.7% 0.199 25.6);

Tailwind

colors: {
  custom: {
    50: '#f17d71',
    500: '#dd3b3b',
    950: '#000000',
  },
}

SCSS

$custom: #dd3b3b;
$custom-light: #f17d71;
$custom-dark: #000000;

JSON

{
  "hex": "#dd3b3b",
  "rgb": {
    "r": 221,
    "g": 59,
    "b": 59
  },
  "hsl": {
    "h": 0,
    "s": 70.435,
    "l": 54.902
  },
  "oklch": {
    "l": 0.59698,
    "c": 0.199,
    "h": 25.6
  },
  "luminance": 0.18816
}

Semantic roles & 50–950 ramp

primary

#DD3B3B

secondary

#98DCDC

accent

#EDED3B

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#190B08

muted

#867C7B

Preview Lab

Preview with #DD3B3B

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

Preview Lab → · Contrast checker → · Palette generator →