#64C3EA#64C3EA

#64C3EA is a light, moderate cyan. Relative luminance 0.477; OKLCH L 77.4% C 0.106 H 227.3°. Best body text is #000000 at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#64C3EA
RGB	rgb(100, 195, 234)
HSL	hsl(197, 76%, 65%)
HSV	hsv(197, 57%, 92%)
CMYK	cmyk(57.3%, 16.7%, 0%, 8.2%)
CIE-LAB	lab(74.62, -17.11, -27.87)
CIE-LCH	lch(74.62, 32.70, 238.45°)
OKLab	oklab(77.42% -0.0715 -0.0776)
OKLCH	oklch(77.42% 0.106 227.3)
XYZ	xyz(39.6162, 47.6763, 84.9407)
Luminance	0.4768 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C3EA #EA8B64

analogous

#64EACE #64C3EA #6480EA

triadic

#64C3EA #EA64C3 #C3EA64

tetradic

#64C3EA #CE64EA #EA8B64 #80EA64

square

#64C3EA #CE64EA #EA8B64 #80EA64

split-complementary

#64C3EA #EA6480 #EACE64

monochromatic

#198BBA #2EAEE3 #64C3EA #9AD8F1 #D0EDF9

Accessibility & contrast

On white

1.99

#64C3EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.54

#64C3EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C3EA

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C3EA	#FFFFFF	#000000	##000000
##64C3EA	1.00	1.99	10.54	10.54
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.54	21.00	1.00	1.00
##000000	10.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEC0EC

Deuteranopia (green-blind)

#9BB1EA

Tritanopia (blue-blind)

#00CED0

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #64c3ea;
/* rgb */ color: rgb(100, 195, 234);
/* oklch */ color: oklch(77.4% 0.106 227.3);

Tailwind

colors: {
  custom: {
    50: '#9bd5f0',
    500: '#64c3ea',
    950: '#000000',
  },
}

SCSS

$custom: #64c3ea;
$custom-light: #9bd5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64c3ea",
  "rgb": {
    "r": 100,
    "g": 195,
    "b": 234
  },
  "hsl": {
    "h": 197.463,
    "s": 76.136,
    "l": 65.49
  },
  "oklch": {
    "l": 0.77417,
    "c": 0.10553,
    "h": 227.3
  },
  "luminance": 0.4768
}

Semantic roles & 50–950 ramp

primary

#64C3EA

secondary

#EBCCBE

accent

#480DD8

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C3EA

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

Preview Lab → · Contrast checker → · Palette generator →