#64D2EF#64D2EF

#64D2EF is a light, moderate cyan. Relative luminance 0.550; OKLCH L 81.0% C 0.108 H 217.6°. Best body text is #000000 at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#64D2EF
RGB	rgb(100, 210, 239)
HSL	hsl(193, 81%, 66%)
HSV	hsv(193, 58%, 94%)
CMYK	cmyk(58.2%, 12.1%, 0%, 6.3%)
CIE-LAB	lab(79.06, -23.31, -23.77)
CIE-LCH	lch(79.06, 33.29, 225.56°)
OKLab	oklab(81.02% -0.0855 -0.066)
OKLCH	oklch(81.02% 0.108 217.6)
XYZ	xyz(43.8759, 55.0302, 89.9543)
Luminance	0.5504 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D2EF #EF8164

analogous

#64EFC7 #64D2EF #648DEF

triadic

#64D2EF #EF64D2 #D2EF64

tetradic

#64D2EF #C764EF #EF8164 #8DEF64

square

#64D2EF #C764EF #EF8164 #8DEF64

split-complementary

#64D2EF #EF648D #EFC764

monochromatic

#14A0C4 #2DC2E9 #64D2EF #9BE2F5 #D3F2FA

Accessibility & contrast

On white

1.75

#64D2EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.01

#64D2EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D2EF

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D2EF	#FFFFFF	#000000	##000000
##64D2EF	1.00	1.75	12.01	12.01
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.01	21.00	1.00	1.00
##000000	12.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFCCF1

Deuteranopia (green-blind)

#ABBDEF

Tritanopia (blue-blind)

#00DCDB

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #64d2ef;
/* rgb */ color: rgb(100, 210, 239);
/* oklch */ color: oklch(81.0% 0.108 217.6);

Tailwind

colors: {
  custom: {
    50: '#9ce0f4',
    500: '#64d2ef',
    950: '#000000',
  },
}

SCSS

$custom: #64d2ef;
$custom-light: #9ce0f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64d2ef",
  "rgb": {
    "r": 100,
    "g": 210,
    "b": 239
  },
  "hsl": {
    "h": 192.518,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.81023,
    "c": 0.10804,
    "h": 217.6
  },
  "luminance": 0.55035
}

Semantic roles & 50–950 ramp

primary

#64D2EF

secondary

#C25335

accent

#3408DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D2EF

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

Preview Lab → · Contrast checker → · Palette generator →