#64ACF0#64ACF0

#64ACF0 is a light, vivid cyan. Relative luminance 0.385; OKLCH L 72.6% C 0.123 H 248.6°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#64ACF0
RGB	rgb(100, 172, 240)
HSL	hsl(209, 82%, 67%)
HSV	hsv(209, 58%, 94%)
CMYK	cmyk(58.3%, 28.3%, 0%, 5.9%)
CIE-LAB	lab(68.39, -2.89, -40.78)
CIE-LCH	lch(68.39, 40.88, 265.95°)
OKLab	oklab(72.56% -0.045 -0.1147)
OKLCH	oklch(72.56% 0.123 248.6)
XYZ	xyz(35.7305, 38.5024, 87.9699)
Luminance	0.3851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64ACF0 #F0A864

analogous

#64F0EE #64ACF0 #6466F0

triadic

#64ACF0 #F064AC #ACF064

tetradic

#64ACF0 #EE64F0 #F0A864 #66F064

square

#64ACF0 #EE64F0 #F0A864 #66F064

split-complementary

#64ACF0 #F06466 #F0EE64

monochromatic

#136FC6 #2C8EEB #64ACF0 #9CCAF5 #D4E8FB

Accessibility & contrast

On white

2.41

#64ACF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#64ACF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ACF0

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64ACF0	#FFFFFF	#000000	##000000
##64ACF0	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8FAEF3

Deuteranopia (green-blind)

#7CA1EF

Tritanopia (blue-blind)

#00BCC4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #64acf0;
/* rgb */ color: rgb(100, 172, 240);
/* oklch */ color: oklch(72.6% 0.123 248.6);

Tailwind

colors: {
  custom: {
    50: '#9ac4f5',
    500: '#64acf0',
    950: '#000000',
  },
}

SCSS

$custom: #64acf0;
$custom-light: #9ac4f5;
$custom-dark: #000000;

JSON

{
  "hex": "#64acf0",
  "rgb": {
    "r": 100,
    "g": 172,
    "b": 240
  },
  "hsl": {
    "h": 209.143,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.72559,
    "c": 0.12325,
    "h": 248.6
  },
  "luminance": 0.38506
}

Semantic roles & 50–950 ramp

primary

#64ACF0

secondary

#EED7C1

accent

#7007DF

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64ACF0

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

Preview Lab → · Contrast checker → · Palette generator →