#64C8EA#64C8EA

#64C8EA is a light, moderate cyan. Relative luminance 0.500; OKLCH L 78.6% C 0.105 H 222.9°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#64C8EA
RGB	rgb(100, 200, 234)
HSL	hsl(195, 76%, 65%)
HSV	hsv(195, 57%, 92%)
CMYK	cmyk(57.3%, 14.5%, 0%, 8.2%)
CIE-LAB	lab(76.04, -19.69, -25.69)
CIE-LCH	lch(76.04, 32.37, 232.53°)
OKLab	oklab(78.55% -0.0768 -0.0714)
OKLCH	oklch(78.55% 0.105 222.9)
XYZ	xyz(40.7553, 49.9545, 85.3204)
Luminance	0.4996 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C8EA #EA8664

analogous

#64EAC9 #64C8EA #6485EA

triadic

#64C8EA #EA64C8 #C8EA64

tetradic

#64C8EA #C964EA #EA8664 #85EA64

square

#64C8EA #C964EA #EA8664 #85EA64

split-complementary

#64C8EA #EA6485 #EAC964

monochromatic

#1991BA #2EB5E3 #64C8EA #9ADBF1 #D0EEF9

Accessibility & contrast

On white

1.91

#64C8EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.99

#64C8EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C8EA

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C8EA	#FFFFFF	#000000	##000000
##64C8EA	1.00	1.91	10.99	10.99
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.99	21.00	1.00	1.00
##000000	10.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C4EC

Deuteranopia (green-blind)

#A1B5EA

Tritanopia (blue-blind)

#00D3D3

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #64c8ea;
/* rgb */ color: rgb(100, 200, 234);
/* oklch */ color: oklch(78.6% 0.105 222.9);

Tailwind

colors: {
  custom: {
    50: '#9bd8f0',
    500: '#64c8ea',
    950: '#000000',
  },
}

SCSS

$custom: #64c8ea;
$custom-light: #9bd8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64c8ea",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 234
  },
  "hsl": {
    "h": 195.224,
    "s": 76.136,
    "l": 65.49
  },
  "oklch": {
    "l": 0.78551,
    "c": 0.10492,
    "h": 222.9
  },
  "luminance": 0.49958
}

Semantic roles & 50–950 ramp

primary

#64C8EA

secondary

#EBCABE

accent

#410DD8

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C8EA

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

Preview Lab → · Contrast checker → · Palette generator →