#64CAF5#64CAF5

#64CAF5 is a light, moderate cyan. Relative luminance 0.515; OKLCH L 79.5% C 0.113 H 228.3°. Best body text is #000000 at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#64CAF5
RGB	rgb(100, 202, 245)
HSL	hsl(198, 88%, 68%)
HSV	hsv(198, 59%, 96%)
CMYK	cmyk(59.2%, 17.6%, 0%, 3.9%)
CIE-LAB	lab(77.00, -17.49, -30.12)
CIE-LCH	lch(77.00, 34.83, 239.87°)
OKLab	oklab(79.45% -0.075 -0.084)
OKLCH	oklch(79.45% 0.113 228.3)
XYZ	xyz(42.8511, 51.5388, 94.0582)
Luminance	0.5154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64CAF5 #F58F64

analogous

#64F5D7 #64CAF5 #6481F5

triadic

#64CAF5 #F564CA #CAF564

tetradic

#64CAF5 #D764F5 #F58F64 #81F564

square

#64CAF5 #D764F5 #F58F64 #81F564

split-complementary

#64CAF5 #F56481 #F5D764

monochromatic

#0D97D1 #2BB6F1 #64CAF5 #9DDEF9 #D7F1FC

Accessibility & contrast

On white

1.86

#64CAF5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.31

#64CAF5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64CAF5

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64CAF5	#FFFFFF	#000000	##000000
##64CAF5	1.00	1.86	11.31	11.31
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.31	21.00	1.00	1.00
##000000	11.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C7F7

Deuteranopia (green-blind)

#9FB7F4

Tritanopia (blue-blind)

#00D6D8

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #64caf5;
/* rgb */ color: rgb(100, 202, 245);
/* oklch */ color: oklch(79.5% 0.113 228.3);

Tailwind

colors: {
  custom: {
    50: '#9cdaf8',
    500: '#64caf5',
    950: '#000000',
  },
}

SCSS

$custom: #64caf5;
$custom-light: #9cdaf8;
$custom-dark: #000000;

JSON

{
  "hex": "#64caf5",
  "rgb": {
    "r": 100,
    "g": 202,
    "b": 245
  },
  "hsl": {
    "h": 197.793,
    "s": 87.879,
    "l": 67.647
  },
  "oklch": {
    "l": 0.79451,
    "c": 0.1126,
    "h": 228.3
  },
  "luminance": 0.51543
}

Semantic roles & 50–950 ramp

primary

#64CAF5

secondary

#CC5F31

accent

#4401E4

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1417

muted

#808385

Preview Lab

Preview with #64CAF5

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

Preview Lab → · Contrast checker → · Palette generator →