#64C8EB#64C8EB

#64C8EB is a light, moderate cyan. Relative luminance 0.500; OKLCH L 78.6% C 0.106 H 223.6°. Best body text is #000000 at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#64C8EB
RGB	rgb(100, 200, 235)
HSL	hsl(196, 77%, 66%)
HSV	hsv(196, 57%, 92%)
CMYK	cmyk(57.4%, 14.9%, 0%, 7.8%)
CIE-LAB	lab(76.08, -19.40, -26.18)
CIE-LCH	lch(76.08, 32.58, 233.46°)
OKLab	oklab(78.59% -0.0765 -0.0728)
OKLCH	oklch(78.59% 0.106 223.6)
XYZ	xyz(40.8993, 50.0121, 86.0791)
Luminance	0.5002 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C8EB #EB8764

analogous

#64EBCB #64C8EB #6484EB

triadic

#64C8EB #EB64C8 #C8EB64

tetradic

#64C8EB #CB64EB #EB8764 #84EB64

square

#64C8EB #CB64EB #EB8764 #84EB64

split-complementary

#64C8EB #EB6484 #EBCB64

monochromatic

#1892BC #2EB5E4 #64C8EB #9ADBF2 #D0EEF9

Accessibility & contrast

On white

1.91

#64C8EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.00

#64C8EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C8EB

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C8EB	#FFFFFF	#000000	##000000
##64C8EB	1.00	1.91	11.00	11.00
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.00	21.00	1.00	1.00
##000000	11.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C4ED

Deuteranopia (green-blind)

#A1B5EB

Tritanopia (blue-blind)

#00D3D3

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #64c8eb;
/* rgb */ color: rgb(100, 200, 235);
/* oklch */ color: oklch(78.6% 0.106 223.6);

Tailwind

colors: {
  custom: {
    50: '#9bd8f1',
    500: '#64c8eb',
    950: '#000000',
  },
}

SCSS

$custom: #64c8eb;
$custom-light: #9bd8f1;
$custom-dark: #000000;

JSON

{
  "hex": "#64c8eb",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 235
  },
  "hsl": {
    "h": 195.556,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.78591,
    "c": 0.10559,
    "h": 223.6
  },
  "luminance": 0.50016
}

Semantic roles & 50–950 ramp

primary

#64C8EB

secondary

#BB5A38

accent

#410CD9

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0F1416

muted

#808385

Preview Lab

Preview with #64C8EB

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

Preview Lab → · Contrast checker → · Palette generator →