#D83F40#D83F40

#D83F40 is a mid, vivid red. Relative luminance 0.185; OKLCH L 59.3% C 0.190 H 24.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#D83F40
RGB	rgb(216, 63, 64)
HSL	hsl(360, 66%, 55%)
HSV	hsv(360, 71%, 85%)
CMYK	cmyk(0%, 70.8%, 70.4%, 15.3%)
CIE-LAB	lab(50.13, 59.22, 34.70)
CIE-LCH	lch(50.13, 68.64, 30.37°)
OKLab	oklab(59.29% 0.1725 0.0796)
OKLCH	oklch(59.29% 0.19 24.8)
XYZ	xyz(31.0253, 18.5287, 6.7923)
Luminance	0.1852 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D83F40 #3FD8D7

analogous

#D83F8C #D83F40 #D88B3F

triadic

#D83F40 #40D83F #3F40D8

tetradic

#D83F40 #8CD83F #3FD8D7 #8B3FD8

square

#D83F40 #8CD83F #3FD8D7 #8B3FD8

split-complementary

#D83F40 #3FD88B #3F8CD8

monochromatic

#821A1B #B52526 #D83F40 #E27273 #EDA5A5

Accessibility & contrast

On white

4.46

#D83F40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#D83F40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #D83F40

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D83F40	#FFFFFF	#000000	##000000
##D83F40	1.00	4.46	4.70	4.70
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B623E

Deuteranopia (green-blind)

#91833B

Tritanopia (blue-blind)

#ED0041

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #d83f40;
/* rgb */ color: rgb(216, 63, 64);
/* oklch */ color: oklch(59.3% 0.190 24.8);

Tailwind

colors: {
  custom: {
    50: '#ed7e75',
    500: '#d83f40',
    950: '#000000',
  },
}

SCSS

$custom: #d83f40;
$custom-light: #ed7e75;
$custom-dark: #000000;

JSON

{
  "hex": "#d83f40",
  "rgb": {
    "r": 216,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 359.608,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59295,
    "c": 0.19001,
    "h": 24.8
  },
  "luminance": 0.18524
}

Semantic roles & 50–950 ramp

primary

#D83F40

secondary

#99DAD9

accent

#E9E83F

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180B08

muted

#867C7B

Preview Lab

Preview with #D83F40

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

Preview Lab → · Contrast checker → · Palette generator →