#64D0EE#64D0EE

#64D0EE is a light, moderate cyan. Relative luminance 0.540; OKLCH L 80.5% C 0.107 H 218.7°. Best body text is #000000 at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#64D0EE
RGB	rgb(100, 208, 238)
HSL	hsl(193, 80%, 66%)
HSV	hsv(193, 58%, 93%)
CMYK	cmyk(58%, 12.6%, 0%, 6.7%)
CIE-LAB	lab(78.46, -22.59, -24.15)
CIE-LCH	lch(78.46, 33.07, 226.91°)
OKLab	oklab(80.53% -0.0838 -0.0671)
OKLCH	oklch(80.53% 0.107 218.7)
XYZ	xyz(43.2379, 53.9899, 89.0148)
Luminance	0.5399 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D0EE #EE8264

analogous

#64EEC7 #64D0EE #648BEE

triadic

#64D0EE #EE64D0 #D0EE64

tetradic

#64D0EE #C764EE #EE8264 #8BEE64

square

#64D0EE #C764EE #EE8264 #8BEE64

split-complementary

#64D0EE #EE648B #EEC764

monochromatic

#159DC2 #2DBFE8 #64D0EE #9BE1F4 #D2F1FA

Accessibility & contrast

On white

1.78

#64D0EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.80

#64D0EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D0EE

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D0EE	#FFFFFF	#000000	##000000
##64D0EE	1.00	1.78	11.80	11.80
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.80	21.00	1.00	1.00
##000000	11.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCBF0

Deuteranopia (green-blind)

#A9BCEE

Tritanopia (blue-blind)

#00DAD9

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #64d0ee;
/* rgb */ color: rgb(100, 208, 238);
/* oklch */ color: oklch(80.5% 0.107 218.7);

Tailwind

colors: {
  custom: {
    50: '#9cdef3',
    500: '#64d0ee',
    950: '#000000',
  },
}

SCSS

$custom: #64d0ee;
$custom-light: #9cdef3;
$custom-dark: #000000;

JSON

{
  "hex": "#64d0ee",
  "rgb": {
    "r": 100,
    "g": 208,
    "b": 238
  },
  "hsl": {
    "h": 193.043,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.80529,
    "c": 0.10735,
    "h": 218.7
  },
  "luminance": 0.53994
}

Semantic roles & 50–950 ramp

primary

#64D0EE

secondary

#C05436

accent

#3709DD

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D0EE

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

Preview Lab → · Contrast checker → · Palette generator →