#64C6E9#64C6E9

#64C6E9 is a light, moderate cyan. Relative luminance 0.490; OKLCH L 78.1% C 0.104 H 224.0°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#64C6E9
RGB	rgb(100, 198, 233)
HSL	hsl(196, 75%, 65%)
HSV	hsv(196, 57%, 91%)
CMYK	cmyk(57.1%, 15%, 0%, 8.6%)
CIE-LAB	lab(75.44, -18.96, -26.08)
CIE-LCH	lch(75.44, 32.24, 233.99°)
OKLab	oklab(78.06% -0.0751 -0.0725)
OKLCH	oklch(78.06% 0.104 224)
XYZ	xyz(40.1519, 48.9769, 84.4125)
Luminance	0.4898 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C6E9 #E98764

analogous

#64E9C9 #64C6E9 #6484E9

triadic

#64C6E9 #E964C6 #C6E964

tetradic

#64C6E9 #C964E9 #E98764 #84E964

square

#64C6E9 #C964E9 #E98764 #84E964

split-complementary

#64C6E9 #E96484 #E9C964

monochromatic

#1A8FB8 #2EB2E1 #64C6E9 #9ADAF1 #CFEDF8

Accessibility & contrast

On white

1.95

#64C6E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#64C6E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C6E9

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C6E9	#FFFFFF	#000000	##000000
##64C6E9	1.00	1.95	10.80	10.80
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C2EB

Deuteranopia (green-blind)

#9FB4E9

Tritanopia (blue-blind)

#00D1D1

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #64c6e9;
/* rgb */ color: rgb(100, 198, 233);
/* oklch */ color: oklch(78.1% 0.104 224.0);

Tailwind

colors: {
  custom: {
    50: '#9bd7f0',
    500: '#64c6e9',
    950: '#000000',
  },
}

SCSS

$custom: #64c6e9;
$custom-light: #9bd7f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64c6e9",
  "rgb": {
    "r": 100,
    "g": 198,
    "b": 233
  },
  "hsl": {
    "h": 195.789,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.78057,
    "c": 0.10438,
    "h": 224
  },
  "luminance": 0.48981
}

Semantic roles & 50–950 ramp

primary

#64C6E9

secondary

#EBCABE

accent

#430ED7

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C6E9

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

Preview Lab → · Contrast checker → · Palette generator →