#64CEF3#64CEF3

#64CEF3 is a light, moderate cyan. Relative luminance 0.533; OKLCH L 80.3% C 0.110 H 223.7°. Best body text is #000000 at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#64CEF3
RGB	rgb(100, 206, 243)
HSL	hsl(196, 86%, 67%)
HSV	hsv(196, 59%, 95%)
CMYK	cmyk(58.8%, 15.2%, 0%, 4.7%)
CIE-LAB	lab(78.06, -20.13, -27.43)
CIE-LCH	lch(78.06, 34.02, 233.73°)
OKLab	oklab(80.27% -0.0799 -0.0763)
OKLCH	oklch(80.27% 0.11 223.7)
XYZ	xyz(43.4981, 53.3187, 92.7758)
Luminance	0.5332 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64CEF3 #F38964

analogous

#64F3D0 #64CEF3 #6487F3

triadic

#64CEF3 #F364CE #CEF364

tetradic

#64CEF3 #D064F3 #F38964 #87F364

square

#64CEF3 #D064F3 #F38964 #87F364

split-complementary

#64CEF3 #F36487 #F3D064

monochromatic

#109CCD #2BBCEF #64CEF3 #9DE0F7 #D6F2FC

Accessibility & contrast

On white

1.80

#64CEF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.66

#64CEF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64CEF3

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64CEF3	#FFFFFF	#000000	##000000
##64CEF3	1.00	1.80	11.66	11.66
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.66	21.00	1.00	1.00
##000000	11.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9CAF5

Deuteranopia (green-blind)

#A4BAF3

Tritanopia (blue-blind)

#00D9DA

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #64cef3;
/* rgb */ color: rgb(100, 206, 243);
/* oklch */ color: oklch(80.3% 0.110 223.7);

Tailwind

colors: {
  custom: {
    50: '#9cddf7',
    500: '#64cef3',
    950: '#000000',
  },
}

SCSS

$custom: #64cef3;
$custom-light: #9cddf7;
$custom-dark: #000000;

JSON

{
  "hex": "#64cef3",
  "rgb": {
    "r": 100,
    "g": 206,
    "b": 243
  },
  "hsl": {
    "h": 195.524,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.80272,
    "c": 0.11049,
    "h": 223.7
  },
  "luminance": 0.53323
}

Semantic roles & 50–950 ramp

primary

#64CEF3

secondary

#C95932

accent

#3D03E2

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64CEF3

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

Preview Lab → · Contrast checker → · Palette generator →