#64D7EF#64D7EF

#64D7EF is a very light, moderate cyan. Relative luminance 0.575; OKLCH L 82.2% C 0.109 H 213.4°. Best body text is #000000 at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#64D7EF
RGB	rgb(100, 215, 239)
HSL	hsl(190, 81%, 66%)
HSV	hsv(190, 58%, 94%)
CMYK	cmyk(58.2%, 10%, 0%, 6.3%)
CIE-LAB	lab(80.48, -25.79, -21.61)
CIE-LCH	lch(80.48, 33.65, 219.95°)
OKLab	oklab(82.16% -0.0908 -0.0599)
OKLCH	oklch(82.16% 0.109 213.4)
XYZ	xyz(45.1297, 57.5377, 90.3722)
Luminance	0.5754 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D7EF #EF7C64

analogous

#64EFC2 #64D7EF #6492EF

triadic

#64D7EF #EF64D7 #D7EF64

tetradic

#64D7EF #C264EF #EF7C64 #92EF64

square

#64D7EF #C264EF #EF7C64 #92EF64

split-complementary

#64D7EF #EF6492 #EFC264

monochromatic

#14A6C4 #2DC9E9 #64D7EF #9BE5F5 #D3F4FA

Accessibility & contrast

On white

1.68

#64D7EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.51

#64D7EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D7EF

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D7EF	#FFFFFF	#000000	##000000
##64D7EF	1.00	1.68	12.51	12.51
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.51	21.00	1.00	1.00
##000000	12.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5D1F0

Deuteranopia (green-blind)

#B0C1EF

Tritanopia (blue-blind)

#00E1DE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #64d7ef;
/* rgb */ color: rgb(100, 215, 239);
/* oklch */ color: oklch(82.2% 0.109 213.4);

Tailwind

colors: {
  custom: {
    50: '#9ce3f4',
    500: '#64d7ef',
    950: '#000000',
  },
}

SCSS

$custom: #64d7ef;
$custom-light: #9ce3f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64d7ef",
  "rgb": {
    "r": 100,
    "g": 215,
    "b": 239
  },
  "hsl": {
    "h": 190.36,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.82163,
    "c": 0.10877,
    "h": 213.4
  },
  "luminance": 0.57542
}

Semantic roles & 50–950 ramp

primary

#64D7EF

secondary

#C24E35

accent

#2D08DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D7EF

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

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