#64D1EE#64D1EE

#64D1EE is a light, moderate cyan. Relative luminance 0.545; OKLCH L 80.8% C 0.107 H 217.8°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#64D1EE
RGB	rgb(100, 209, 238)
HSL	hsl(193, 80%, 66%)
HSV	hsv(193, 58%, 93%)
CMYK	cmyk(58%, 12.2%, 0%, 6.7%)
CIE-LAB	lab(78.74, -23.10, -23.72)
CIE-LCH	lch(78.74, 33.11, 225.77°)
OKLab	oklab(80.76% -0.0849 -0.0659)
OKLCH	oklch(80.76% 0.107 217.8)
XYZ	xyz(43.4825, 54.4790, 89.0963)
Luminance	0.5448 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D1EE #EE8164

analogous

#64EEC6 #64D1EE #648CEE

triadic

#64D1EE #EE64D1 #D1EE64

tetradic

#64D1EE #C664EE #EE8164 #8CEE64

square

#64D1EE #C664EE #EE8164 #8CEE64

split-complementary

#64D1EE #EE648C #EEC664

monochromatic

#159EC2 #2DC1E8 #64D1EE #9BE1F4 #D2F2FA

Accessibility & contrast

On white

1.77

#64D1EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#64D1EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D1EE

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D1EE	#FFFFFF	#000000	##000000
##64D1EE	1.00	1.77	11.90	11.90
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECCF0

Deuteranopia (green-blind)

#AABCEE

Tritanopia (blue-blind)

#00DBDA

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #64d1ee;
/* rgb */ color: rgb(100, 209, 238);
/* oklch */ color: oklch(80.8% 0.107 217.8);

Tailwind

colors: {
  custom: {
    50: '#9cdff3',
    500: '#64d1ee',
    950: '#000000',
  },
}

SCSS

$custom: #64d1ee;
$custom-light: #9cdff3;
$custom-dark: #000000;

JSON

{
  "hex": "#64d1ee",
  "rgb": {
    "r": 100,
    "g": 209,
    "b": 238
  },
  "hsl": {
    "h": 192.609,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.80756,
    "c": 0.10742,
    "h": 217.8
  },
  "luminance": 0.54483
}

Semantic roles & 50–950 ramp

primary

#64D1EE

secondary

#C05336

accent

#3509DD

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D1EE

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

Preview Lab → · Contrast checker → · Palette generator →