#EF664D#EF664D

#EF664D is a light, vivid red. Relative luminance 0.284; OKLCH L 67.7% C 0.174 H 32.3°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#EF664D
RGB	rgb(239, 102, 77)
HSL	hsl(9, 84%, 62%)
HSV	hsv(9, 68%, 94%)
CMYK	cmyk(0%, 57.3%, 67.8%, 6.3%)
CIE-LAB	lab(60.24, 51.27, 40.31)
CIE-LCH	lch(60.24, 65.22, 38.18°)
OKLab	oklab(67.68% 0.1475 0.0931)
OKLCH	oklch(67.68% 0.174 32.3)
XYZ	xyz(41.6916, 28.3948, 10.3050)
Luminance	0.2839 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF664D #4DD6EF

analogous

#EF4D85 #EF664D #EFB74D

triadic

#EF664D #4DEF66 #664DEF

tetradic

#EF664D #85EF4D #4DD6EF #B74DEF

square

#EF664D #85EF4D #4DD6EF #B74DEF

split-complementary

#EF664D #4DEFB7 #4D85EF

monochromatic

#B22910 #EA3615 #EF664D #F49685 #F9C7BD

Accessibility & contrast

On white

3.14

#EF664D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#EF664D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF664D

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF664D	#FFFFFF	#000000	##000000
##EF664D	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7F4A

Deuteranopia (green-blind)

#AC9C49

Tritanopia (blue-blind)

#FF4961

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #ef664d;
/* rgb */ color: rgb(239, 102, 77);
/* oklch */ color: oklch(67.7% 0.174 32.3);

Tailwind

colors: {
  custom: {
    50: '#fc967f',
    500: '#ef664d',
    950: '#000000',
  },
}

SCSS

$custom: #ef664d;
$custom-light: #fc967f;
$custom-dark: #000000;

JSON

{
  "hex": "#ef664d",
  "rgb": {
    "r": 239,
    "g": 102,
    "b": 77
  },
  "hsl": {
    "h": 9.259,
    "s": 83.505,
    "l": 61.961
  },
  "oklch": {
    "l": 0.67675,
    "c": 0.17442,
    "h": 32.3
  },
  "luminance": 0.28389
}

Semantic roles & 50–950 ramp

primary

#EF664D

secondary

#AEE1EA

accent

#BEE006

background

#FFF9F7

surface

#FFF2EE

border

#D7CCC9

text

#190E0A

muted

#877E7C

Preview Lab

Preview with #EF664D

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

Preview Lab → · Contrast checker → · Palette generator →