#64C8F4#64C8F4

#64C8F4 is a light, moderate cyan. Relative luminance 0.505; OKLCH L 79.0% C 0.112 H 229.3°. Best body text is #000000 at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#64C8F4
RGB	rgb(100, 200, 244)
HSL	hsl(198, 87%, 67%)
HSV	hsv(198, 59%, 96%)
CMYK	cmyk(59%, 18%, 0%, 4.3%)
CIE-LAB	lab(76.40, -16.75, -30.51)
CIE-LCH	lch(76.40, 34.81, 241.24°)
OKLab	oklab(78.96% -0.0732 -0.0851)
OKLCH	oklch(78.96% 0.112 229.3)
XYZ	xyz(42.2326, 50.5454, 93.1010)
Luminance	0.5055 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C8F4 #F49064

analogous

#64F4D8 #64C8F4 #6480F4

triadic

#64C8F4 #F464C8 #C8F464

tetradic

#64C8F4 #D864F4 #F49064 #80F464

square

#64C8F4 #D864F4 #F49064 #80F464

split-complementary

#64C8F4 #F46480 #F4D864

monochromatic

#0F94CF #2BB4F0 #64C8F4 #9DDCF8 #D6F1FC

Accessibility & contrast

On white

1.89

#64C8F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.11

#64C8F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C8F4

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C8F4	#FFFFFF	#000000	##000000
##64C8F4	1.00	1.89	11.11	11.11
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.11	21.00	1.00	1.00
##000000	11.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C5F6

Deuteranopia (green-blind)

#9DB6F3

Tritanopia (blue-blind)

#00D4D6

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #64c8f4;
/* rgb */ color: rgb(100, 200, 244);
/* oklch */ color: oklch(79.0% 0.112 229.3);

Tailwind

colors: {
  custom: {
    50: '#9cd8f8',
    500: '#64c8f4',
    950: '#000000',
  },
}

SCSS

$custom: #64c8f4;
$custom-light: #9cd8f8;
$custom-dark: #000000;

JSON

{
  "hex": "#64c8f4",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 244
  },
  "hsl": {
    "h": 198.333,
    "s": 86.747,
    "l": 67.451
  },
  "oklch": {
    "l": 0.7896,
    "c": 0.11229,
    "h": 229.3
  },
  "luminance": 0.5055
}

Semantic roles & 50–950 ramp

primary

#64C8F4

secondary

#CB6032

accent

#4702E3

background

#FCFEFF

surface

#F6FBFE

border

#D0D4D6

text

#0F1417

muted

#808385

Preview Lab

Preview with #64C8F4

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

Preview Lab → · Contrast checker → · Palette generator →