#EF5C53#EF5C53

#EF5C53 is a light, vivid red. Relative luminance 0.266; OKLCH L 66.5% C 0.183 H 26.7°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#EF5C53
RGB	rgb(239, 92, 83)
HSL	hsl(3, 83%, 63%)
HSV	hsv(3, 65%, 94%)
CMYK	cmyk(0%, 61.5%, 65.3%, 6.3%)
CIE-LAB	lab(58.63, 56.06, 35.07)
CIE-LCH	lch(58.63, 66.12, 32.03°)
OKLab	oklab(66.49% 0.1636 0.0824)
OKLCH	oklch(66.49% 0.183 26.7)
XYZ	xyz(40.9892, 26.6351, 11.1646)
Luminance	0.2663 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF5C53 #53E6EF

analogous

#EF5398 #EF5C53 #EFAA53

triadic

#EF5C53 #53EF5C #5C53EF

tetradic

#EF5C53 #98EF53 #53E6EF #AA53EF

square

#EF5C53 #98EF53 #53E6EF #AA53EF

split-complementary

#EF5C53 #53EFAA #5398EF

monochromatic

#B71B11 #EA271B #EF5C53 #F4918B #F9C6C3

Accessibility & contrast

On white

3.32

#EF5C53 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#EF5C53 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF5C53

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF5C53	#FFFFFF	#000000	##000000
##EF5C53	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#837951

Deuteranopia (green-blind)

#A8994F

Tritanopia (blue-blind)

#FF3C5B

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #ef5c53;
/* rgb */ color: rgb(239, 92, 83);
/* oklch */ color: oklch(66.5% 0.183 26.7);

Tailwind

colors: {
  custom: {
    50: '#fc9083',
    500: '#ef5c53',
    950: '#000000',
  },
}

SCSS

$custom: #ef5c53;
$custom-light: #fc9083;
$custom-dark: #000000;

JSON

{
  "hex": "#ef5c53",
  "rgb": {
    "r": 239,
    "g": 92,
    "b": 83
  },
  "hsl": {
    "h": 3.462,
    "s": 82.979,
    "l": 63.137
  },
  "oklch": {
    "l": 0.66488,
    "c": 0.18316,
    "h": 26.7
  },
  "luminance": 0.2663
}

Semantic roles & 50–950 ramp

primary

#EF5C53

secondary

#B3E8EB

accent

#D3DF06

background

#FFF9F8

surface

#FFF1EF

border

#D7CBCA

text

#190D0A

muted

#877E7C

Preview Lab

Preview with #EF5C53

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

Preview Lab → · Contrast checker → · Palette generator →