#64C8E5#64C8E5

#64C8E5 is a light, moderate cyan. Relative luminance 0.497; OKLCH L 78.4% C 0.102 H 219.4°. Best body text is #000000 at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#64C8E5
RGB	rgb(100, 200, 229)
HSL	hsl(193, 71%, 65%)
HSV	hsv(193, 56%, 90%)
CMYK	cmyk(56.3%, 12.7%, 0%, 10.2%)
CIE-LAB	lab(75.87, -21.14, -23.27)
CIE-LCH	lch(75.87, 31.43, 227.75°)
OKLab	oklab(78.35% -0.0787 -0.0646)
OKLCH	oklch(78.35% 0.102 219.4)
XYZ	xyz(40.0471, 49.6712, 81.5906)
Luminance	0.4968 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C8E5 #E58164

analogous

#64E5C1 #64C8E5 #6488E5

triadic

#64C8E5 #E564C8 #C8E564

tetradic

#64C8E5 #C164E5 #E58164 #88E564

square

#64C8E5 #C164E5 #E58164 #88E564

split-complementary

#64C8E5 #E56488 #E5C164

monochromatic

#1E90B1 #30B5DC #64C8E5 #98DBEE #CDEDF7

Accessibility & contrast

On white

1.92

#64C8E5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.94

#64C8E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C8E5

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C8E5	#FFFFFF	#000000	##000000
##64C8E5	1.00	1.92	10.94	10.94
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.94	21.00	1.00	1.00
##000000	10.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6C3E7

Deuteranopia (green-blind)

#A3B5E5

Tritanopia (blue-blind)

#00D2D1

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #64c8e5;
/* rgb */ color: rgb(100, 200, 229);
/* oklch */ color: oklch(78.4% 0.102 219.4);

Tailwind

colors: {
  custom: {
    50: '#9ad8ed',
    500: '#64c8e5',
    950: '#000000',
  },
}

SCSS

$custom: #64c8e5;
$custom-light: #9ad8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#64c8e5",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 229
  },
  "hsl": {
    "h": 193.488,
    "s": 71.271,
    "l": 64.51
  },
  "oklch": {
    "l": 0.78354,
    "c": 0.10181,
    "h": 219.4
  },
  "luminance": 0.49675
}

Semantic roles & 50–950 ramp

primary

#64C8E5

secondary

#E9C6BC

accent

#3E12D3

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C8E5

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

Preview Lab → · Contrast checker → · Palette generator →