#64AAF4#64AAF4

#64AAF4 is a light, vivid cyan. Relative luminance 0.380; OKLCH L 72.3% C 0.130 H 251.2°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#64AAF4
RGB	rgb(100, 170, 244)
HSL	hsl(211, 87%, 67%)
HSV	hsv(211, 59%, 96%)
CMYK	cmyk(59%, 30.3%, 0%, 4.3%)
CIE-LAB	lab(68.01, -0.51, -43.55)
CIE-LCH	lch(68.01, 43.55, 269.33°)
OKLab	oklab(72.32% -0.0417 -0.1228)
OKLCH	oklch(72.32% 0.13 251.2)
XYZ	xyz(35.9535, 37.9872, 91.0080)
Luminance	0.3799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64AAF4 #F4AE64

analogous

#64F2F4 #64AAF4 #6664F4

triadic

#64AAF4 #F464AA #AAF464

tetradic

#64AAF4 #F464F2 #F4AE64 #64F466

square

#64AAF4 #F464F2 #F4AE64 #64F466

split-complementary

#64AAF4 #F46664 #F2F464

monochromatic

#0F6CCF #2B8BF0 #64AAF4 #9DC9F8 #D6E9FC

Accessibility & contrast

On white

2.44

#64AAF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#64AAF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64AAF4

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64AAF4	#FFFFFF	#000000	##000000
##64AAF4	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BADF7

Deuteranopia (green-blind)

#789FF3

Tritanopia (blue-blind)

#00BBC4

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #64aaf4;
/* rgb */ color: rgb(100, 170, 244);
/* oklch */ color: oklch(72.3% 0.130 251.2);

Tailwind

colors: {
  custom: {
    50: '#9bc3f8',
    500: '#64aaf4',
    950: '#000000',
  },
}

SCSS

$custom: #64aaf4;
$custom-light: #9bc3f8;
$custom-dark: #000000;

JSON

{
  "hex": "#64aaf4",
  "rgb": {
    "r": 100,
    "g": 170,
    "b": 244
  },
  "hsl": {
    "h": 210.833,
    "s": 86.747,
    "l": 67.451
  },
  "oklch": {
    "l": 0.7232,
    "c": 0.1297,
    "h": 251.2
  },
  "luminance": 0.3799
}

Semantic roles & 50–950 ramp

primary

#64AAF4

secondary

#F0DBC3

accent

#7602E3

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64AAF4

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

Preview Lab → · Contrast checker → · Palette generator →