#64CCF9#64CCF9

#64CCF9 is a light, moderate cyan. Relative luminance 0.527; OKLCH L 80.1% C 0.115 H 229.0°. Best body text is #000000 at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#64CCF9
RGB	rgb(100, 204, 249)
HSL	hsl(198, 93%, 68%)
HSV	hsv(198, 60%, 98%)
CMYK	cmyk(59.8%, 18.1%, 0%, 2.4%)
CIE-LAB	lab(77.72, -17.33, -31.17)
CIE-LCH	lch(77.72, 35.67, 240.93°)
OKLab	oklab(80.07% -0.0756 -0.087)
OKLCH	oklch(80.07% 0.115 229)
XYZ	xyz(43.9406, 52.7303, 97.4665)
Luminance	0.5273 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64CCF9 #F99164

analogous

#64F9DC #64CCF9 #6481F9

triadic

#64CCF9 #F964CC #CCF964

tetradic

#64CCF9 #DC64F9 #F99164 #81F964

square

#64CCF9 #DC64F9 #F99164 #81F964

split-complementary

#64CCF9 #F96481 #F9DC64

monochromatic

#089BDA #29B9F7 #64CCF9 #9FDFFB #DAF3FE

Accessibility & contrast

On white

1.82

#64CCF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.55

#64CCF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64CCF9

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64CCF9	#FFFFFF	#000000	##000000
##64CCF9	1.00	1.82	11.55	11.55
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.55	21.00	1.00	1.00
##000000	11.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C9FB

Deuteranopia (green-blind)

#A0B9F8

Tritanopia (blue-blind)

#00D9DB

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #64ccf9;
/* rgb */ color: rgb(100, 204, 249);
/* oklch */ color: oklch(80.1% 0.115 229.0);

Tailwind

colors: {
  custom: {
    50: '#9cdbfb',
    500: '#64ccf9',
    950: '#000000',
  },
}

SCSS

$custom: #64ccf9;
$custom-light: #9cdbfb;
$custom-dark: #000000;

JSON

{
  "hex": "#64ccf9",
  "rgb": {
    "r": 100,
    "g": 204,
    "b": 249
  },
  "hsl": {
    "h": 198.121,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.80067,
    "c": 0.11528,
    "h": 229
  },
  "luminance": 0.52735
}

Semantic roles & 50–950 ramp

primary

#64CCF9

secondary

#D2602F

accent

#4500E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #64CCF9

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

Preview Lab → · Contrast checker → · Palette generator →