#64ADF9#64ADF9

#64ADF9 is a light, vivid cyan. Relative luminance 0.394; OKLCH L 73.2% C 0.133 H 251.0°. Best body text is #000000 at 8.89:1 contrast (WCAG AA passes).

Color values

HEX#64ADF9
RGBrgb(100, 173, 249)
HSLhsl(211, 93%, 68%)
HSVhsv(211, 60%, 98%)
CMYKcmyk(59.8%, 30.5%, 0%, 2.4%)
CIE-LABlab(69.06, -0.61, -44.62)
CIE-LCHlch(69.06, 44.62, 269.21°)
OKLaboklab(73.22% -0.0434 -0.1259)
OKLCHoklch(73.22% 0.133 251)
XYZxyz(37.2918, 39.4326, 95.2502)
Luminance0.3944 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#64ADF9 #F9B064
analogous
#64F8F9 #64ADF9 #6564F9
triadic
#64ADF9 #F964AD #ADF964
tetradic
#64ADF9 #F964F8 #F9B064 #64F965
square
#64ADF9 #F964F8 #F9B064 #64F965
split-complementary
#64ADF9 #F96564 #F8F964
monochromatic
#086FDA #298EF7 #64ADF9 #9FCCFB #DAEBFE

Accessibility & contrast

On white

2.36
#64ADF9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.89
#64ADF9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ADF9
8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##64ADF9#FFFFFF#000000##000000
##64ADF91.002.368.898.89
#FFFFFF2.361.0021.0021.00
#0000008.8921.001.001.00
##0000008.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#8DB1FC
Deuteranopia (green-blind)
#79A2F7
Tritanopia (blue-blind)
#00BFC8
Achromatopsia (no color)
#A9A9A9

Design tokens & code

CSS
--color: #64adf9;
/* rgb */ color: rgb(100, 173, 249);
/* oklch */ color: oklch(73.2% 0.133 251.0);
Tailwind
colors: {
  custom: {
    50: '#9cc5fb',
    500: '#64adf9',
    950: '#000000',
  },
}
SCSS
$custom: #64adf9;
$custom-light: #9cc5fb;
$custom-dark: #000000;
JSON
{
  "hex": "#64adf9",
  "rgb": {
    "r": 100,
    "g": 173,
    "b": 249
  },
  "hsl": {
    "h": 210.604,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.7322,
    "c": 0.13317,
    "h": 251
  },
  "luminance": 0.39436
}

Semantic roles & 50–950 ramp

primary
#64ADF9
secondary
#F3DDC6
accent
#7500E6
background
#FAFCFF
surface
#F4F8FF
border
#CED1D7
text
#0F1217
muted
#7F8185

Preview Lab

Preview with #64ADF9

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

Preview Lab → · Contrast checker → · Palette generator →

#64ADF9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva