#64D0EB#64D0EB

#64D0EB is a light, moderate cyan. Relative luminance 0.538; OKLCH L 80.4% C 0.106 H 216.6°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#64D0EB
RGB	rgb(100, 208, 235)
HSL	hsl(192, 77%, 66%)
HSV	hsv(192, 57%, 92%)
CMYK	cmyk(57.4%, 11.5%, 0%, 7.8%)
CIE-LAB	lab(78.35, -23.45, -22.70)
CIE-LCH	lch(78.35, 32.64, 224.07°)
OKLab	oklab(80.41% -0.085 -0.063)
OKLCH	oklch(80.41% 0.106 216.6)
XYZ	xyz(42.8008, 53.8151, 86.7129)
Luminance	0.5382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D0EB #EB7F64

analogous

#64EBC2 #64D0EB #648CEB

triadic

#64D0EB #EB64D0 #D0EB64

tetradic

#64D0EB #C264EB #EB7F64 #8CEB64

square

#64D0EB #C264EB #EB7F64 #8CEB64

split-complementary

#64D0EB #EB648C #EBC264

monochromatic

#189CBC #2EC0E4 #64D0EB #9AE0F2 #D0F1F9

Accessibility & contrast

On white

1.79

#64D0EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#64D0EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D0EB

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D0EB	#FFFFFF	#000000	##000000
##64D0EB	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECAED

Deuteranopia (green-blind)

#AABBEB

Tritanopia (blue-blind)

#00DAD8

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #64d0eb;
/* rgb */ color: rgb(100, 208, 235);
/* oklch */ color: oklch(80.4% 0.106 216.6);

Tailwind

colors: {
  custom: {
    50: '#9bdef1',
    500: '#64d0eb',
    950: '#000000',
  },
}

SCSS

$custom: #64d0eb;
$custom-light: #9bdef1;
$custom-dark: #000000;

JSON

{
  "hex": "#64d0eb",
  "rgb": {
    "r": 100,
    "g": 208,
    "b": 235
  },
  "hsl": {
    "h": 192,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.80413,
    "c": 0.10576,
    "h": 216.6
  },
  "luminance": 0.53819
}

Semantic roles & 50–950 ramp

primary

#64D0EB

secondary

#BB5238

accent

#350CD9

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #64D0EB

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

Preview Lab → · Contrast checker → · Palette generator →