#D03F40#D03F40

#D03F40 is a mid, vivid red. Relative luminance 0.173; OKLCH L 58.0% C 0.182 H 24.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#D03F40
RGB	rgb(208, 63, 64)
HSL	hsl(360, 61%, 53%)
HSV	hsv(360, 70%, 82%)
CMYK	cmyk(0%, 69.7%, 69.2%, 18.4%)
CIE-LAB	lab(48.68, 56.70, 32.63)
CIE-LCH	lch(48.68, 65.42, 29.92°)
OKLab	oklab(57.95% 0.1655 0.0755)
OKLCH	oklch(57.95% 0.182 24.5)
XYZ	xyz(28.7185, 17.3393, 6.6841)
Luminance	0.1734 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D03F40 #3FD0CF

analogous

#D03F88 #D03F40 #D0863F

triadic

#D03F40 #40D03F #3F40D0

tetradic

#D03F40 #88D03F #3FD0CF #863FD0

square

#D03F40 #88D03F #3FD0CF #863FD0

split-complementary

#D03F40 #3FD086 #3F88D0

monochromatic

#771D1E #A9292A #D03F40 #DC7071 #E8A1A2

Accessibility & contrast

On white

4.70

#D03F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#D03F40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D03F40

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D03F40	#FFFFFF	#000000	##FFFFFF
##D03F40	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68603F

Deuteranopia (green-blind)

#8C7F3B

Tritanopia (blue-blind)

#E40E41

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d03f40;
/* rgb */ color: rgb(208, 63, 64);
/* oklch */ color: oklch(58.0% 0.182 24.5);

Tailwind

colors: {
  custom: {
    50: '#e67d75',
    500: '#d03f40',
    950: '#000000',
  },
}

SCSS

$custom: #d03f40;
$custom-light: #e67d75;
$custom-dark: #000000;

JSON

{
  "hex": "#d03f40",
  "rgb": {
    "r": 208,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 359.586,
    "s": 60.669,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5795,
    "c": 0.18191,
    "h": 24.5
  },
  "luminance": 0.17335
}

Semantic roles & 50–950 ramp

primary

#D03F40

secondary

#96D5D4

accent

#E4E344

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #D03F40

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

Preview Lab → · Contrast checker → · Palette generator →