#EF6563#EF6563

#EF6563 is a light, vivid red. Relative luminance 0.286; OKLCH L 67.9% C 0.171 H 23.6°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#EF6563
RGB	rgb(239, 101, 99)
HSL	hsl(1, 81%, 66%)
HSV	hsv(1, 59%, 94%)
CMYK	cmyk(0%, 57.7%, 58.6%, 6.3%)
CIE-LAB	lab(60.40, 53.07, 28.25)
CIE-LCH	lch(60.40, 60.12, 28.02°)
OKLab	oklab(67.9% 0.157 0.0685)
OKLCH	oklch(67.9% 0.171 23.6)
XYZ	xyz(42.5062, 28.5643, 15.0771)
Luminance	0.2856 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF6563 #63EDEF

analogous

#EF63A7 #EF6563 #EFAB63

triadic

#EF6563 #63EF65 #6563EF

tetradic

#EF6563 #A7EF63 #63EDEF #AB63EF

square

#EF6563 #A7EF63 #63EDEF #AB63EF

split-complementary

#EF6563 #63EFAB #63A7EF

monochromatic

#C41714 #E92E2B #EF6563 #F59C9B #FAD3D2

Accessibility & contrast

On white

3.13

#EF6563 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.71

#EF6563 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF6563

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF6563	#FFFFFF	#000000	##000000
##EF6563	1.00	3.13	6.71	6.71
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.71	21.00	1.00	1.00
##000000	6.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877F62

Deuteranopia (green-blind)

#AA9D60

Tritanopia (blue-blind)

#FF4C66

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #ef6563;
/* rgb */ color: rgb(239, 101, 99);
/* oklch */ color: oklch(67.9% 0.171 23.6);

Tailwind

colors: {
  custom: {
    50: '#fa968f',
    500: '#ef6563',
    950: '#000000',
  },
}

SCSS

$custom: #ef6563;
$custom-light: #fa968f;
$custom-dark: #000000;

JSON

{
  "hex": "#ef6563",
  "rgb": {
    "r": 239,
    "g": 101,
    "b": 99
  },
  "hsl": {
    "h": 0.857,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.67895,
    "c": 0.17132,
    "h": 23.6
  },
  "luminance": 0.28559
}

Semantic roles & 50–950 ramp

primary

#EF6563

secondary

#C0EDEE

accent

#DBDE08

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0C

muted

#877E7D

Preview Lab

Preview with #EF6563

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

Preview Lab → · Contrast checker → · Palette generator →