#EF6351#EF6351

#EF6351 is a light, vivid red. Relative luminance 0.279; OKLCH L 67.3% C 0.176 H 29.8°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#EF6351
RGB	rgb(239, 99, 81)
HSL	hsl(7, 83%, 63%)
HSV	hsv(7, 66%, 94%)
CMYK	cmyk(0%, 58.6%, 66.1%, 6.3%)
CIE-LAB	lab(59.77, 52.85, 37.57)
CIE-LCH	lch(59.77, 64.84, 35.41°)
OKLab	oklab(67.34% 0.1532 0.0876)
OKLCH	oklch(67.34% 0.176 29.8)
XYZ	xyz(41.5477, 27.8740, 10.9754)
Luminance	0.2787 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF6351 #51DDEF

analogous

#EF518E #EF6351 #EFB251

triadic

#EF6351 #51EF63 #6351EF

tetradic

#EF6351 #8EEF51 #51DDEF #B251EF

square

#EF6351 #8EEF51 #51DDEF #B251EF

split-complementary

#EF6351 #51EFB2 #518EEF

monochromatic

#B52311 #EA3119 #EF6351 #F49589 #F9C7C1

Accessibility & contrast

On white

3.19

#EF6351 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#EF6351 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF6351

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF6351	#FFFFFF	#000000	##000000
##EF6351	1.00	3.19	6.57	6.57
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887D4F

Deuteranopia (green-blind)

#AB9B4D

Tritanopia (blue-blind)

#FF465F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #ef6351;
/* rgb */ color: rgb(239, 99, 81);
/* oklch */ color: oklch(67.3% 0.176 29.8);

Tailwind

colors: {
  custom: {
    50: '#fb9482',
    500: '#ef6351',
    950: '#000000',
  },
}

SCSS

$custom: #ef6351;
$custom-light: #fb9482;
$custom-dark: #000000;

JSON

{
  "hex": "#ef6351",
  "rgb": {
    "r": 239,
    "g": 99,
    "b": 81
  },
  "hsl": {
    "h": 6.835,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.67338,
    "c": 0.17648,
    "h": 29.8
  },
  "luminance": 0.27868
}

Semantic roles & 50–950 ramp

primary

#EF6351

secondary

#B1E4EA

accent

#C7E006

background

#FFF9F8

surface

#FFF2EF

border

#D7CCCA

text

#190E0A

muted

#877E7C

Preview Lab

Preview with #EF6351

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

Preview Lab → · Contrast checker → · Palette generator →