#DE3728#DE3728

#DE3728 is a mid, highly saturated red. Relative luminance 0.184; OKLCH L 59.3% C 0.206 H 29.6°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#DE3728
RGB	rgb(222, 55, 40)
HSL	hsl(5, 73%, 51%)
HSV	hsv(5, 82%, 87%)
CMYK	cmyk(0%, 75.2%, 82%, 12.9%)
CIE-LAB	lab(50.00, 62.90, 47.96)
CIE-LCH	lch(50.00, 79.10, 37.32°)
OKLab	oklab(59.32% 0.1786 0.1017)
OKLCH	oklch(59.32% 0.206 29.6)
XYZ	xyz(31.8773, 18.4203, 3.8841)
Luminance	0.1842 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DE3728 #28CFDE

analogous

#DE2874 #DE3728 #DE9228

triadic

#DE3728 #28DE37 #3728DE

tetradic

#DE3728 #74DE28 #28CFDE #9228DE

square

#DE3728 #74DE28 #28CFDE #9228DE

split-complementary

#DE3728 #28DE92 #2874DE

monochromatic

#791B13 #AE271B #DE3728 #E6685D #EE9A92

Accessibility & contrast

On white

4.48

#DE3728 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#DE3728 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DE3728

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DE3728	#FFFFFF	#000000	##000000
##DE3728	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6024

Deuteranopia (green-blind)

#94841F

Tritanopia (blue-blind)

#F50036

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #de3728;
/* rgb */ color: rgb(222, 55, 40);
/* oklch */ color: oklch(59.3% 0.206 29.6);

Tailwind

colors: {
  custom: {
    50: '#f37b64',
    500: '#de3728',
    950: '#000000',
  },
}

SCSS

$custom: #de3728;
$custom-light: #f37b64;
$custom-dark: #000000;

JSON

{
  "hex": "#de3728",
  "rgb": {
    "r": 222,
    "g": 55,
    "b": 40
  },
  "hsl": {
    "h": 4.945,
    "s": 73.387,
    "l": 51.373
  },
  "oklch": {
    "l": 0.59316,
    "c": 0.20554,
    "h": 29.6
  },
  "luminance": 0.18415
}

Semantic roles & 50–950 ramp

primary

#DE3728

secondary

#89D2D9

accent

#E1F038

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#190A05

muted

#867C7A

Preview Lab

Preview with #DE3728

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

Preview Lab → · Contrast checker → · Palette generator →