#64ADEF#64ADEF

#64ADEF is a light, vivid cyan. Relative luminance 0.388; OKLCH L 72.7% C 0.121 H 247.5°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#64ADEF
RGB	rgb(100, 173, 239)
HSL	hsl(208, 81%, 66%)
HSV	hsv(208, 58%, 94%)
CMYK	cmyk(58.2%, 27.6%, 0%, 6.3%)
CIE-LAB	lab(68.62, -3.76, -39.86)
CIE-LCH	lch(68.62, 40.04, 264.61°)
OKLab	oklab(72.73% -0.0463 -0.1121)
OKLCH	oklch(72.73% 0.121 247.5)
XYZ	xyz(35.7734, 38.8252, 87.2534)
Luminance	0.3883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64ADEF #EFA664

analogous

#64EFEC #64ADEF #6468EF

triadic

#64ADEF #EF64AD #ADEF64

tetradic

#64ADEF #EC64EF #EFA664 #68EF64

square

#64ADEF #EC64EF #EFA664 #68EF64

split-complementary

#64ADEF #EF6468 #EFEC64

monochromatic

#1471C4 #2D90E9 #64ADEF #9BCAF5 #D3E8FA

Accessibility & contrast

On white

2.40

#64ADEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#64ADEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ADEF

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64ADEF	#FFFFFF	#000000	##000000
##64ADEF	1.00	2.40	8.77	8.77
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91AFF2

Deuteranopia (green-blind)

#7EA1EE

Tritanopia (blue-blind)

#00BDC4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #64adef;
/* rgb */ color: rgb(100, 173, 239);
/* oklch */ color: oklch(72.7% 0.121 247.5);

Tailwind

colors: {
  custom: {
    50: '#9ac5f4',
    500: '#64adef',
    950: '#000000',
  },
}

SCSS

$custom: #64adef;
$custom-light: #9ac5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64adef",
  "rgb": {
    "r": 100,
    "g": 173,
    "b": 239
  },
  "hsl": {
    "h": 208.489,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.7273,
    "c": 0.1213,
    "h": 247.5
  },
  "luminance": 0.38828
}

Semantic roles & 50–950 ramp

primary

#64ADEF

secondary

#EED6C1

accent

#6D08DE

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64ADEF

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

Preview Lab → · Contrast checker → · Palette generator →