#64D5FD#64D5FD

#64D5FD is a very light, moderate cyan. Relative luminance 0.574; OKLCH L 82.3% C 0.117 H 224.2°. Best body text is #000000 at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#64D5FD
RGB	rgb(100, 213, 253)
HSL	hsl(196, 97%, 69%)
HSV	hsv(196, 60%, 99%)
CMYK	cmyk(60.5%, 15.8%, 0%, 0.8%)
CIE-LAB	lab(80.40, -20.75, -29.19)
CIE-LCH	lch(80.40, 35.81, 234.59°)
OKLab	oklab(82.25% -0.0835 -0.0813)
OKLCH	oklch(82.25% 0.117 224.2)
XYZ	xyz(46.7724, 57.3850, 101.5209)
Luminance	0.5739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D5FD #FD8C64

analogous

#64FDD8 #64D5FD #6489FD

triadic

#64D5FD #FD64D5 #D5FD64

tetradic

#64D5FD #D864FD #FD8C64 #89FD64

square

#64D5FD #D864FD #FD8C64 #89FD64

split-complementary

#64D5FD #FD6489 #FDD864

monochromatic

#03A9E4 #28C5FC #64D5FD #A0E5FE #DDF6FF

Accessibility & contrast

On white

1.68

#64D5FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.48

#64D5FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D5FD

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D5FD	#FFFFFF	#000000	##000000
##64D5FD	1.00	1.68	12.48	12.48
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.48	21.00	1.00	1.00
##000000	12.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFD1FF

Deuteranopia (green-blind)

#A9C0FD

Tritanopia (blue-blind)

#00E1E2

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #64d5fd;
/* rgb */ color: rgb(100, 213, 253);
/* oklch */ color: oklch(82.3% 0.117 224.2);

Tailwind

colors: {
  custom: {
    50: '#9de2fe',
    500: '#64d5fd',
    950: '#000000',
  },
}

SCSS

$custom: #64d5fd;
$custom-light: #9de2fe;
$custom-dark: #000000;

JSON

{
  "hex": "#64d5fd",
  "rgb": {
    "r": 100,
    "g": 213,
    "b": 253
  },
  "hsl": {
    "h": 195.686,
    "s": 97.452,
    "l": 69.216
  },
  "oklch": {
    "l": 0.82254,
    "c": 0.11654,
    "h": 224.2
  },
  "luminance": 0.5739
}

Semantic roles & 50–950 ramp

primary

#64D5FD

secondary

#D75A2E

accent

#3C00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#101517

muted

#808485

Preview Lab

Preview with #64D5FD

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

Preview Lab → · Contrast checker → · Palette generator →