#64D3EE#64D3EE

#64D3EE is a light, moderate cyan. Relative luminance 0.555; OKLCH L 81.2% C 0.108 H 216.1°. Best body text is #000000 at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#64D3EE
RGB	rgb(100, 211, 238)
HSL	hsl(192, 80%, 66%)
HSV	hsv(192, 58%, 93%)
CMYK	cmyk(58%, 11.3%, 0%, 6.7%)
CIE-LAB	lab(79.31, -24.10, -22.86)
CIE-LCH	lch(79.31, 33.21, 223.49°)
OKLab	oklab(81.21% -0.087 -0.0634)
OKLCH	oklch(81.21% 0.108 216.1)
XYZ	xyz(43.9762, 55.4666, 89.2609)
Luminance	0.5547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D3EE #EE7F64

analogous

#64EEC4 #64D3EE #648EEE

triadic

#64D3EE #EE64D3 #D3EE64

tetradic

#64D3EE #C464EE #EE7F64 #8EEE64

square

#64D3EE #C464EE #EE7F64 #8EEE64

split-complementary

#64D3EE #EE648E #EEC464

monochromatic

#15A0C2 #2DC3E8 #64D3EE #9BE3F4 #D2F2FA

Accessibility & contrast

On white

1.74

#64D3EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.09

#64D3EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D3EE

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D3EE	#FFFFFF	#000000	##000000
##64D3EE	1.00	1.74	12.09	12.09
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.09	21.00	1.00	1.00
##000000	12.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0CDF0

Deuteranopia (green-blind)

#ACBEEE

Tritanopia (blue-blind)

#00DDDB

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #64d3ee;
/* rgb */ color: rgb(100, 211, 238);
/* oklch */ color: oklch(81.2% 0.108 216.1);

Tailwind

colors: {
  custom: {
    50: '#9ce0f3',
    500: '#64d3ee',
    950: '#000000',
  },
}

SCSS

$custom: #64d3ee;
$custom-light: #9ce0f3;
$custom-dark: #000000;

JSON

{
  "hex": "#64d3ee",
  "rgb": {
    "r": 100,
    "g": 211,
    "b": 238
  },
  "hsl": {
    "h": 191.739,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.81212,
    "c": 0.10763,
    "h": 216.1
  },
  "luminance": 0.55471
}

Semantic roles & 50–950 ramp

primary

#64D3EE

secondary

#C05136

accent

#3209DD

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D3EE

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

Preview Lab → · Contrast checker → · Palette generator →