#DC3939#DC3939

#DC3939 is a mid, vivid red. Relative luminance 0.184; OKLCH L 59.3% C 0.200 H 25.8°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#DC3939
RGB	rgb(220, 57, 57)
HSL	hsl(0, 70%, 54%)
HSV	hsv(0, 74%, 86%)
CMYK	cmyk(0%, 74.1%, 74.1%, 13.7%)
CIE-LAB	lab(50.03, 62.22, 38.76)
CIE-LCH	lch(50.03, 73.30, 31.93°)
OKLab	oklab(59.32% 0.18 0.0869)
OKLCH	oklch(59.32% 0.2 25.8)
XYZ	xyz(31.7205, 18.4422, 5.7596)
Luminance	0.1844 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DC3939 #39DCDC

analogous

#DC398B #DC3939 #DC8B39

triadic

#DC3939 #39DC39 #3939DC

tetradic

#DC3939 #8BDC39 #39DCDC #8B39DC

square

#DC3939 #8BDC39 #39DCDC #8B39DC

split-complementary

#DC3939 #39DC8B #398BDC

monochromatic

#831717 #B72020 #DC3939 #E56D6D #EEA1A1

Accessibility & contrast

On white

4.48

#DC3939 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#DC3939 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DC3939

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DC3939	#FFFFFF	#000000	##000000
##DC3939	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6037

Deuteranopia (green-blind)

#928433

Tritanopia (blue-blind)

#F2003B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #dc3939;
/* rgb */ color: rgb(220, 57, 57);
/* oklch */ color: oklch(59.3% 0.200 25.8);

Tailwind

colors: {
  custom: {
    50: '#f07c70',
    500: '#dc3939',
    950: '#000000',
  },
}

SCSS

$custom: #dc3939;
$custom-light: #f07c70;
$custom-dark: #000000;

JSON

{
  "hex": "#dc3939",
  "rgb": {
    "r": 220,
    "g": 57,
    "b": 57
  },
  "hsl": {
    "h": 0,
    "s": 69.957,
    "l": 54.314
  },
  "oklch": {
    "l": 0.59323,
    "c": 0.1999,
    "h": 25.8
  },
  "luminance": 0.18437
}

Semantic roles & 50–950 ramp

primary

#DC3939

secondary

#96DBDB

accent

#EDED3B

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#190A07

muted

#867C7A

Preview Lab

Preview with #DC3939

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

Preview Lab → · Contrast checker → · Palette generator →