#64C8DC#64C8DC

#64C8DC is a light, moderate cyan. Relative luminance 0.492; OKLCH L 78.0% C 0.097 H 212.4°. Best body text is #000000 at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#64C8DC
RGB	rgb(100, 200, 220)
HSL	hsl(190, 63%, 63%)
HSV	hsv(190, 55%, 86%)
CMYK	cmyk(54.5%, 9.1%, 0%, 13.7%)
CIE-LAB	lab(75.56, -23.69, -18.87)
CIE-LCH	lch(75.56, 30.29, 218.54°)
OKLab	oklab(78.01% -0.0822 -0.0522)
OKLCH	oklch(78.01% 0.097 212.4)
XYZ	xyz(38.8229, 49.1816, 75.1433)
Luminance	0.4919 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C8DC #DC7864

analogous

#64DCB4 #64C8DC #648CDC

triadic

#64C8DC #DC64C8 #C8DC64

tetradic

#64C8DC #B464DC #DC7864 #8CDC64

square

#64C8DC #B464DC #DC7864 #8CDC64

split-complementary

#64C8DC #DC648C #DCB464

monochromatic

#248CA1 #32B6D1 #64C8DC #96DAE7 #C8EBF3

Accessibility & contrast

On white

1.94

#64C8DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.84

#64C8DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C8DC

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C8DC	#FFFFFF	#000000	##000000
##64C8DC	1.00	1.94	10.84	10.84
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.84	21.00	1.00	1.00
##000000	10.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C2DD

Deuteranopia (green-blind)

#A6B4DC

Tritanopia (blue-blind)

#00D0CE

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #64c8dc;
/* rgb */ color: rgb(100, 200, 220);
/* oklch */ color: oklch(78.0% 0.097 212.4);

Tailwind

colors: {
  custom: {
    50: '#9ad9e6',
    500: '#64c8dc',
    950: '#000000',
  },
}

SCSS

$custom: #64c8dc;
$custom-light: #9ad9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#64c8dc",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 220
  },
  "hsl": {
    "h": 190,
    "s": 63.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.78011,
    "c": 0.09738,
    "h": 212.4
  },
  "luminance": 0.49185
}

Semantic roles & 50–950 ramp

primary

#64C8DC

secondary

#E4BFB8

accent

#381BCB

background

#FAFDFE

surface

#F3FAFC

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C8DC

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

Preview Lab → · Contrast checker → · Palette generator →