#64C6EB#64C6EB

#64C6EB is a light, moderate cyan. Relative luminance 0.491; OKLCH L 78.1% C 0.106 H 225.4°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#64C6EB
RGB	rgb(100, 198, 235)
HSL	hsl(196, 77%, 66%)
HSV	hsv(196, 57%, 92%)
CMYK	cmyk(57.4%, 15.7%, 0%, 7.8%)
CIE-LAB	lab(75.51, -18.37, -27.05)
CIE-LCH	lch(75.51, 32.70, 235.81°)
OKLab	oklab(78.14% -0.0743 -0.0753)
OKLCH	oklch(78.14% 0.106 225.4)
XYZ	xyz(40.4392, 49.0918, 85.9257)
Luminance	0.4910 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C6EB #EB8964

analogous

#64EBCC #64C6EB #6482EB

triadic

#64C6EB #EB64C6 #C6EB64

tetradic

#64C6EB #CC64EB #EB8964 #82EB64

square

#64C6EB #CC64EB #EB8964 #82EB64

split-complementary

#64C6EB #EB6482 #EBCC64

monochromatic

#188FBC #2EB2E4 #64C6EB #9ADAF2 #D0EEF9

Accessibility & contrast

On white

1.94

#64C6EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#64C6EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C6EB

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C6EB	#FFFFFF	#000000	##000000
##64C6EB	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C2ED

Deuteranopia (green-blind)

#9EB4EB

Tritanopia (blue-blind)

#00D1D2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #64c6eb;
/* rgb */ color: rgb(100, 198, 235);
/* oklch */ color: oklch(78.1% 0.106 225.4);

Tailwind

colors: {
  custom: {
    50: '#9bd7f1',
    500: '#64c6eb',
    950: '#000000',
  },
}

SCSS

$custom: #64c6eb;
$custom-light: #9bd7f1;
$custom-dark: #000000;

JSON

{
  "hex": "#64c6eb",
  "rgb": {
    "r": 100,
    "g": 198,
    "b": 235
  },
  "hsl": {
    "h": 196.444,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.78138,
    "c": 0.1058,
    "h": 225.4
  },
  "luminance": 0.49096
}

Semantic roles & 50–950 ramp

primary

#64C6EB

secondary

#ECCBBF

accent

#440CD9

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C6EB

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

Preview Lab → · Contrast checker → · Palette generator →