#64C4F9#64C4F9

#64C4F9 is a light, moderate cyan. Relative luminance 0.490; OKLCH L 78.3% C 0.118 H 235.2°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#64C4F9
RGB	rgb(100, 196, 249)
HSL	hsl(201, 93%, 68%)
HSV	hsv(201, 60%, 98%)
CMYK	cmyk(59.8%, 21.3%, 0%, 2.4%)
CIE-LAB	lab(75.47, -13.15, -34.64)
CIE-LCH	lch(75.47, 37.05, 249.21°)
OKLab	oklab(78.28% -0.0673 -0.0969)
OKLCH	oklch(78.28% 0.118 235.2)
XYZ	xyz(42.0878, 49.0247, 96.8488)
Luminance	0.4903 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C4F9 #F99964

analogous

#64F9E3 #64C4F9 #6479F9

triadic

#64C4F9 #F964C4 #C4F964

tetradic

#64C4F9 #E364F9 #F99964 #79F964

square

#64C4F9 #E364F9 #F99964 #79F964

split-complementary

#64C4F9 #F96479 #F9E364

monochromatic

#0890DA #29AEF7 #64C4F9 #9FDAFB #DAF1FE

Accessibility & contrast

On white

1.94

#64C4F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#64C4F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C4F9

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C4F9	#FFFFFF	#000000	##000000
##64C4F9	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABC3FC

Deuteranopia (green-blind)

#96B3F8

Tritanopia (blue-blind)

#00D2D6

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #64c4f9;
/* rgb */ color: rgb(100, 196, 249);
/* oklch */ color: oklch(78.3% 0.118 235.2);

Tailwind

colors: {
  custom: {
    50: '#9cd5fb',
    500: '#64c4f9',
    950: '#000000',
  },
}

SCSS

$custom: #64c4f9;
$custom-light: #9cd5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#64c4f9",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 249
  },
  "hsl": {
    "h": 201.342,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.78277,
    "c": 0.11803,
    "h": 235.2
  },
  "luminance": 0.49029
}

Semantic roles & 50–950 ramp

primary

#64C4F9

secondary

#F3D6C6

accent

#5200E6

background

#FAFDFF

surface

#F4FAFF

border

#CED3D7

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C4F9

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

Preview Lab → · Contrast checker → · Palette generator →