#D5403F#D5403F

#D5403F is a mid, vivid red. Relative luminance 0.182; OKLCH L 58.9% C 0.186 H 25.3°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#D5403F
RGB	rgb(213, 64, 63)
HSL	hsl(0, 64%, 54%)
HSV	hsv(0, 70%, 84%)
CMYK	cmyk(0%, 70%, 70.4%, 16.5%)
CIE-LAB	lab(49.71, 57.86, 34.64)
CIE-LCH	lch(49.71, 67.44, 30.91°)
OKLab	oklab(58.88% 0.1684 0.0795)
OKLCH	oklch(58.88% 0.186 25.3)
XYZ	xyz(30.1745, 18.1763, 6.6212)
Luminance	0.1817 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D5403F #3FD4D5

analogous

#D53F89 #D5403F #D58B3F

triadic

#D5403F #3FD540 #403FD5

tetradic

#D5403F #89D53F #3FD4D5 #8B3FD5

square

#D5403F #89D53F #3FD4D5 #8B3FD5

split-complementary

#D5403F #3FD58B #3F89D5

monochromatic

#7E1C1C #B02727 #D5403F #E07271 #EBA4A3

Accessibility & contrast

On white

4.53

#D5403F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#D5403F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #D5403F

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D5403F	#FFFFFF	#000000	##000000
##D5403F	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A623D

Deuteranopia (green-blind)

#90823A

Tritanopia (blue-blind)

#EA0A42

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #d5403f;
/* rgb */ color: rgb(213, 64, 63);
/* oklch */ color: oklch(58.9% 0.186 25.3);

Tailwind

colors: {
  custom: {
    50: '#ea7e74',
    500: '#d5403f',
    950: '#000000',
  },
}

SCSS

$custom: #d5403f;
$custom-light: #ea7e74;
$custom-dark: #000000;

JSON

{
  "hex": "#d5403f",
  "rgb": {
    "r": 213,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 0.4,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.58876,
    "c": 0.1862,
    "h": 25.3
  },
  "luminance": 0.18172
}

Semantic roles & 50–950 ramp

primary

#D5403F

secondary

#98D7D8

accent

#E6E741

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#180B08

muted

#867C7B

Preview Lab

Preview with #D5403F

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

Preview Lab → · Contrast checker → · Palette generator →