#DA3F37#DA3F37

#DA3F37 is a mid, vivid red. Relative luminance 0.187; OKLCH L 59.5% C 0.193 H 27.6°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#DA3F37
RGB	rgb(218, 63, 55)
HSL	hsl(3, 69%, 54%)
HSV	hsv(3, 75%, 85%)
CMYK	cmyk(0%, 71.1%, 74.8%, 14.5%)
CIE-LAB	lab(50.38, 59.46, 40.17)
CIE-LCH	lch(50.38, 71.75, 34.04°)
OKLab	oklab(59.51% 0.1712 0.0896)
OKLCH	oklch(59.51% 0.193 27.6)
XYZ	xyz(31.3841, 18.7411, 5.5785)
Luminance	0.1874 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DA3F37 #37D2DA

analogous

#DA3780 #DA3F37 #DA9037

triadic

#DA3F37 #37DA3F #3F37DA

tetradic

#DA3F37 #80DA37 #37D2DA #9037DA

square

#DA3F37 #80DA37 #37D2DA #9037DA

split-complementary

#DA3F37 #37DA90 #3780DA

monochromatic

#7F1D18 #B32821 #DA3F37 #E4716B #EDA29E

Accessibility & contrast

On white

4.42

#DA3F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#DA3F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #DA3F37

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DA3F37	#FFFFFF	#000000	##000000
##DA3F37	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6235

Deuteranopia (green-blind)

#938431

Tritanopia (blue-blind)

#F0003F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #da3f37;
/* rgb */ color: rgb(218, 63, 55);
/* oklch */ color: oklch(59.5% 0.193 27.6);

Tailwind

colors: {
  custom: {
    50: '#ef7e6f',
    500: '#da3f37',
    950: '#000000',
  },
}

SCSS

$custom: #da3f37;
$custom-light: #ef7e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#da3f37",
  "rgb": {
    "r": 218,
    "g": 63,
    "b": 55
  },
  "hsl": {
    "h": 2.945,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.59513,
    "c": 0.19319,
    "h": 27.6
  },
  "luminance": 0.18736
}

Semantic roles & 50–950 ramp

primary

#DA3F37

secondary

#93D6D9

accent

#E3EC3C

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180B07

muted

#867C7A

Preview Lab

Preview with #DA3F37

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

Preview Lab → · Contrast checker → · Palette generator →