#64C0FF#64C0FF

#64C0FF is a light, vivid cyan. Relative luminance 0.476; OKLCH L 77.7% C 0.126 H 240.9°. Best body text is #000000 at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#64C0FF
RGB	rgb(100, 192, 255)
HSL	hsl(204, 100%, 70%)
HSV	hsv(204, 61%, 100%)
CMYK	cmyk(60.8%, 24.7%, 0%, 0%)
CIE-LAB	lab(74.59, -9.18, -39.23)
CIE-LCH	lch(74.59, 40.29, 256.83°)
OKLab	oklab(77.66% -0.0613 -0.1101)
OKLCH	oklch(77.66% 0.126 240.9)
XYZ	xyz(42.1484, 47.6245, 101.5596)
Luminance	0.4763 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C0FF #FFA364

analogous

#64FFF0 #64C0FF #6473FF

triadic

#64C0FF #FF64C0 #C0FF64

tetradic

#64C0FF #F064FF #FFA364 #73FF64

square

#64C0FF #F064FF #FFA364 #73FF64

split-complementary

#64C0FF #FF6473 #FFF064

monochromatic

#008AE9 #27A7FF #64C0FF #A1D9FF #DEF2FF

Accessibility & contrast

On white

2.00

#64C0FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.53

#64C0FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C0FF

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C0FF	#FFFFFF	#000000	##000000
##64C0FF	1.00	2.00	10.53	10.53
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.53	21.00	1.00	1.00
##000000	10.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4C0FF

Deuteranopia (green-blind)

#8EB1FE

Tritanopia (blue-blind)

#00D0D6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #64c0ff;
/* rgb */ color: rgb(100, 192, 255);
/* oklch */ color: oklch(77.7% 0.126 240.9);

Tailwind

colors: {
  custom: {
    50: '#9dd2ff',
    500: '#64c0ff',
    950: '#000000',
  },
}

SCSS

$custom: #64c0ff;
$custom-light: #9dd2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#64c0ff",
  "rgb": {
    "r": 100,
    "g": 192,
    "b": 255
  },
  "hsl": {
    "h": 204.387,
    "s": 100,
    "l": 69.608
  },
  "oklch": {
    "l": 0.77659,
    "c": 0.12604,
    "h": 240.9
  },
  "luminance": 0.47629
}

Semantic roles & 50–950 ramp

primary

#64C0FF

secondary

#F6DBC9

accent

#5D00E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1418

muted

#7F8286

Preview Lab

Preview with #64C0FF

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

Preview Lab → · Contrast checker → · Palette generator →