#64AAF3#64AAF3

#64AAF3 is a light, vivid cyan. Relative luminance 0.379; OKLCH L 72.3% C 0.128 H 250.9°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#64AAF3
RGB	rgb(100, 170, 243)
HSL	hsl(211, 86%, 67%)
HSV	hsv(211, 59%, 95%)
CMYK	cmyk(58.8%, 30%, 0%, 4.7%)
CIE-LAB	lab(67.97, -0.83, -43.07)
CIE-LCH	lch(67.97, 43.08, 268.90°)
OKLab	oklab(72.27% -0.042 -0.1214)
OKLCH	oklch(72.27% 0.128 250.9)
XYZ	xyz(35.8021, 37.9266, 90.2105)
Luminance	0.3793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64AAF3 #F3AD64

analogous

#64F2F3 #64AAF3 #6564F3

triadic

#64AAF3 #F364AA #AAF364

tetradic

#64AAF3 #F364F2 #F3AD64 #64F365

square

#64AAF3 #F364F2 #F3AD64 #64F365

split-complementary

#64AAF3 #F36564 #F2F364

monochromatic

#106CCD #2B8BEF #64AAF3 #9DC9F7 #D6E8FC

Accessibility & contrast

On white

2.45

#64AAF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#64AAF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64AAF3

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64AAF3	#FFFFFF	#000000	##000000
##64AAF3	1.00	2.45	8.59	8.59
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BADF6

Deuteranopia (green-blind)

#789FF2

Tritanopia (blue-blind)

#00BBC4

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #64aaf3;
/* rgb */ color: rgb(100, 170, 243);
/* oklch */ color: oklch(72.3% 0.128 250.9);

Tailwind

colors: {
  custom: {
    50: '#9bc3f7',
    500: '#64aaf3',
    950: '#000000',
  },
}

SCSS

$custom: #64aaf3;
$custom-light: #9bc3f7;
$custom-dark: #000000;

JSON

{
  "hex": "#64aaf3",
  "rgb": {
    "r": 100,
    "g": 170,
    "b": 243
  },
  "hsl": {
    "h": 210.629,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.7227,
    "c": 0.12849,
    "h": 250.9
  },
  "luminance": 0.3793
}

Semantic roles & 50–950 ramp

primary

#64AAF3

secondary

#F0DAC3

accent

#7503E2

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64AAF3

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

Preview Lab → · Contrast checker → · Palette generator →