#64DAF5#64DAF5

#64DAF5 is a very light, moderate cyan. Relative luminance 0.594; OKLCH L 83.1% C 0.112 H 215.1°. Best body text is #000000 at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#64DAF5
RGB	rgb(100, 218, 245)
HSL	hsl(191, 88%, 68%)
HSV	hsv(191, 59%, 96%)
CMYK	cmyk(59.2%, 11%, 0%, 3.9%)
CIE-LAB	lab(81.53, -25.57, -23.20)
CIE-LCH	lch(81.53, 34.53, 222.22°)
OKLab	oklab(83.07% -0.0916 -0.0644)
OKLCH	oklch(83.07% 0.112 215.1)
XYZ	xyz(46.8017, 59.4400, 95.3751)
Luminance	0.5945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64DAF5 #F57F64

analogous

#64F5C7 #64DAF5 #6492F5

triadic

#64DAF5 #F564DA #DAF564

tetradic

#64DAF5 #C764F5 #F57F64 #92F564

square

#64DAF5 #C764F5 #F57F64 #92F564

split-complementary

#64DAF5 #F56492 #F5C764

monochromatic

#0DADD1 #2BCCF1 #64DAF5 #9DE8F9 #D7F5FC

Accessibility & contrast

On white

1.63

#64DAF5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.89

#64DAF5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64DAF5

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64DAF5	#FFFFFF	#000000	##000000
##64DAF5	1.00	1.63	12.89	12.89
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.89	21.00	1.00	1.00
##000000	12.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D4F7

Deuteranopia (green-blind)

#B1C4F5

Tritanopia (blue-blind)

#00E4E2

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #64daf5;
/* rgb */ color: rgb(100, 218, 245);
/* oklch */ color: oklch(83.1% 0.112 215.1);

Tailwind

colors: {
  custom: {
    50: '#9de5f8',
    500: '#64daf5',
    950: '#000000',
  },
}

SCSS

$custom: #64daf5;
$custom-light: #9de5f8;
$custom-dark: #000000;

JSON

{
  "hex": "#64daf5",
  "rgb": {
    "r": 100,
    "g": 218,
    "b": 245
  },
  "hsl": {
    "h": 191.172,
    "s": 87.879,
    "l": 67.647
  },
  "oklch": {
    "l": 0.83073,
    "c": 0.11196,
    "h": 215.1
  },
  "luminance": 0.59445
}

Semantic roles & 50–950 ramp

primary

#64DAF5

secondary

#CC4E31

accent

#2B01E4

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #64DAF5

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

Preview Lab → · Contrast checker → · Palette generator →