#E3443F#E3443F

#E3443F is a mid, vivid red. Relative luminance 0.208; OKLCH L 61.6% C 0.197 H 26.6°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#E3443F
RGB	rgb(227, 68, 63)
HSL	hsl(2, 75%, 57%)
HSV	hsv(2, 72%, 89%)
CMYK	cmyk(0%, 70%, 72.2%, 11%)
CIE-LAB	lab(52.76, 60.78, 38.83)
CIE-LCH	lch(52.76, 72.13, 32.57°)
OKLab	oklab(61.62% 0.1759 0.0879)
OKLCH	oklch(61.62% 0.197 26.6)
XYZ	xyz(34.6468, 20.8292, 6.8978)
Luminance	0.2082 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3443F #3FDEE3

analogous

#E33F8C #E3443F #E3963F

triadic

#E3443F #3FE344 #443FE3

tetradic

#E3443F #8CE33F #3FDEE3 #963FE3

square

#E3443F #8CE33F #3FDEE3 #963FE3

split-complementary

#E3443F #3FE396 #3F8CE3

monochromatic

#921915 #C8221D #E3443F #EB7874 #F3ACAA

Accessibility & contrast

On white

4.07

#E3443F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#E3443F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #E3443F

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3443F	#FFFFFF	#000000	##000000
##E3443F	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#72683D

Deuteranopia (green-blind)

#998B39

Tritanopia (blue-blind)

#F90345

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #e3443f;
/* rgb */ color: rgb(227, 68, 63);
/* oklch */ color: oklch(61.6% 0.197 26.6);

Tailwind

colors: {
  custom: {
    50: '#f58274',
    500: '#e3443f',
    950: '#000000',
  },
}

SCSS

$custom: #e3443f;
$custom-light: #f58274;
$custom-dark: #000000;

JSON

{
  "hex": "#e3443f",
  "rgb": {
    "r": 227,
    "g": 68,
    "b": 63
  },
  "hsl": {
    "h": 1.829,
    "s": 74.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.61617,
    "c": 0.19667,
    "h": 26.6
  },
  "luminance": 0.20824
}

Semantic roles & 50–950 ramp

primary

#E3443F

secondary

#9DDEE0

accent

#EBF137

background

#FFF8F7

surface

#FFEFED

border

#D7CAC8

text

#190B08

muted

#867C7B

Preview Lab

Preview with #E3443F

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

Preview Lab → · Contrast checker → · Palette generator →