#EF6463#EF6463

#EF6463 is a light, vivid red. Relative luminance 0.284; OKLCH L 67.8% C 0.172 H 23.2°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#EF6463
RGB	rgb(239, 100, 99)
HSL	hsl(0, 81%, 66%)
HSV	hsv(0, 59%, 94%)
CMYK	cmyk(0%, 58.2%, 58.6%, 6.3%)
CIE-LAB	lab(60.22, 53.53, 28.02)
CIE-LCH	lch(60.22, 60.42, 27.63°)
OKLab	oklab(67.77% 0.1584 0.068)
OKLCH	oklch(67.77% 0.172 23.2)
XYZ	xyz(42.4097, 28.3713, 15.0449)
Luminance	0.2837 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF6463 #63EEEF

analogous

#EF63A8 #EF6463 #EFAA63

triadic

#EF6463 #63EF64 #6463EF

tetradic

#EF6463 #A8EF63 #63EEEF #AA63EF

square

#EF6463 #A8EF63 #63EEEF #AA63EF

split-complementary

#EF6463 #63EFAA #63A8EF

monochromatic

#C41514 #E92D2B #EF6463 #F59B9B #FAD2D2

Accessibility & contrast

On white

3.15

#EF6463 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#EF6463 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF6463

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF6463	#FFFFFF	#000000	##000000
##EF6463	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#867F62

Deuteranopia (green-blind)

#A99C60

Tritanopia (blue-blind)

#FF4A65

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #ef6463;
/* rgb */ color: rgb(239, 100, 99);
/* oklch */ color: oklch(67.8% 0.172 23.2);

Tailwind

colors: {
  custom: {
    50: '#fb958f',
    500: '#ef6463',
    950: '#000000',
  },
}

SCSS

$custom: #ef6463;
$custom-light: #fb958f;
$custom-dark: #000000;

JSON

{
  "hex": "#ef6463",
  "rgb": {
    "r": 239,
    "g": 100,
    "b": 99
  },
  "hsl": {
    "h": 0.429,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.67765,
    "c": 0.17242,
    "h": 23.2
  },
  "luminance": 0.28366
}

Semantic roles & 50–950 ramp

primary

#EF6463

secondary

#C0EDEE

accent

#DCDE08

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0C

muted

#877E7D

Preview Lab

Preview with #EF6463

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

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