#64C5F9#64C5F9

#64C5F9 is a light, moderate cyan. Relative luminance 0.495; OKLCH L 78.5% C 0.118 H 234.5°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#64C5F9
RGB	rgb(100, 197, 249)
HSL	hsl(201, 93%, 68%)
HSV	hsv(201, 60%, 98%)
CMYK	cmyk(59.8%, 20.9%, 0%, 2.4%)
CIE-LAB	lab(75.75, -13.68, -34.21)
CIE-LCH	lch(75.75, 36.84, 248.21°)
OKLab	oklab(78.5% -0.0684 -0.0957)
OKLCH	oklch(78.5% 0.118 234.5)
XYZ	xyz(42.3141, 49.4773, 96.9243)
Luminance	0.4948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C5F9 #F99864

analogous

#64F9E3 #64C5F9 #647AF9

triadic

#64C5F9 #F964C5 #C5F964

tetradic

#64C5F9 #E364F9 #F99864 #7AF964

square

#64C5F9 #E364F9 #F99864 #7AF964

split-complementary

#64C5F9 #F9647A #F9E364

monochromatic

#0891DA #29AFF7 #64C5F9 #9FDBFB #DAF1FE

Accessibility & contrast

On white

1.93

#64C5F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#64C5F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C5F9

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C5F9	#FFFFFF	#000000	##000000
##64C5F9	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACC3FC

Deuteranopia (green-blind)

#97B4F8

Tritanopia (blue-blind)

#00D3D6

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #64c5f9;
/* rgb */ color: rgb(100, 197, 249);
/* oklch */ color: oklch(78.5% 0.118 234.5);

Tailwind

colors: {
  custom: {
    50: '#9cd6fb',
    500: '#64c5f9',
    950: '#000000',
  },
}

SCSS

$custom: #64c5f9;
$custom-light: #9cd6fb;
$custom-dark: #000000;

JSON

{
  "hex": "#64c5f9",
  "rgb": {
    "r": 100,
    "g": 197,
    "b": 249
  },
  "hsl": {
    "h": 200.94,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.785,
    "c": 0.11761,
    "h": 234.5
  },
  "luminance": 0.49481
}

Semantic roles & 50–950 ramp

primary

#64C5F9

secondary

#F3D6C6

accent

#5000E6

background

#FAFDFF

surface

#F4FAFF

border

#CED3D7

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C5F9

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

Preview Lab → · Contrast checker → · Palette generator →