#64D9F4#64D9F4

#64D9F4 is a very light, moderate cyan. Relative luminance 0.589; OKLCH L 82.8% C 0.111 H 215.2°. Best body text is #000000 at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#64D9F4
RGB	rgb(100, 217, 244)
HSL	hsl(191, 87%, 67%)
HSV	hsv(191, 59%, 96%)
CMYK	cmyk(59%, 11.1%, 0%, 4.3%)
CIE-LAB	lab(81.22, -25.36, -23.15)
CIE-LCH	lch(81.22, 34.34, 222.39°)
OKLab	oklab(82.81% -0.0909 -0.0642)
OKLCH	oklch(82.81% 0.111 215.2)
XYZ	xyz(46.3909, 58.8620, 94.4871)
Luminance	0.5887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D9F4 #F47F64

analogous

#64F4C7 #64D9F4 #6491F4

triadic

#64D9F4 #F464D9 #D9F464

tetradic

#64D9F4 #C764F4 #F47F64 #91F464

square

#64D9F4 #C764F4 #F47F64 #91F464

split-complementary

#64D9F4 #F46491 #F4C764

monochromatic

#0FABCF #2BCBF0 #64D9F4 #9DE7F8 #D6F5FC

Accessibility & contrast

On white

1.64

#64D9F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.77

#64D9F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D9F4

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D9F4	#FFFFFF	#000000	##000000
##64D9F4	1.00	1.64	12.77	12.77
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.77	21.00	1.00	1.00
##000000	12.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6D3F6

Deuteranopia (green-blind)

#B1C3F4

Tritanopia (blue-blind)

#00E3E1

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #64d9f4;
/* rgb */ color: rgb(100, 217, 244);
/* oklch */ color: oklch(82.8% 0.111 215.2);

Tailwind

colors: {
  custom: {
    50: '#9de5f7',
    500: '#64d9f4',
    950: '#000000',
  },
}

SCSS

$custom: #64d9f4;
$custom-light: #9de5f7;
$custom-dark: #000000;

JSON

{
  "hex": "#64d9f4",
  "rgb": {
    "r": 100,
    "g": 217,
    "b": 244
  },
  "hsl": {
    "h": 191.25,
    "s": 86.747,
    "l": 67.451
  },
  "oklch": {
    "l": 0.82808,
    "c": 0.11135,
    "h": 215.2
  },
  "luminance": 0.58867
}

Semantic roles & 50–950 ramp

primary

#64D9F4

secondary

#CB4E32

accent

#2C02E3

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D9F4

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

Preview Lab → · Contrast checker → · Palette generator →