#64A8F9#64A8F9

#64A8F9 is a light, vivid cyan. Relative luminance 0.376; OKLCH L 72.1% C 0.138 H 253.9°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#64A8F9
RGB	rgb(100, 168, 249)
HSL	hsl(213, 93%, 68%)
HSV	hsv(213, 60%, 98%)
CMYK	cmyk(59.8%, 32.5%, 0%, 2.4%)
CIE-LAB	lab(67.69, 2.21, -46.78)
CIE-LCH	lch(67.69, 46.83, 272.70°)
OKLab	oklab(72.14% -0.0383 -0.1322)
OKLCH	oklch(72.14% 0.138 253.9)
XYZ	xyz(36.3509, 37.5508, 94.9365)
Luminance	0.3755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A8F9 #F9B564

analogous

#64F3F9 #64A8F9 #6A64F9

triadic

#64A8F9 #F964A8 #A8F964

tetradic

#64A8F9 #F964F3 #F9B564 #64F96A

square

#64A8F9 #F964F3 #F9B564 #64F96A

split-complementary

#64A8F9 #F96A64 #F3F964

monochromatic

#0868DA #2987F7 #64A8F9 #9FC9FB #DAEAFE

Accessibility & contrast

On white

2.47

#64A8F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#64A8F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A8F9

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A8F9	#FFFFFF	#000000	##000000
##64A8F9	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86ADFC

Deuteranopia (green-blind)

#729EF7

Tritanopia (blue-blind)

#00BBC5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #64a8f9;
/* rgb */ color: rgb(100, 168, 249);
/* oklch */ color: oklch(72.1% 0.138 253.9);

Tailwind

colors: {
  custom: {
    50: '#9bc1fb',
    500: '#64a8f9',
    950: '#000000',
  },
}

SCSS

$custom: #64a8f9;
$custom-light: #9bc1fb;
$custom-dark: #000000;

JSON

{
  "hex": "#64a8f9",
  "rgb": {
    "r": 100,
    "g": 168,
    "b": 249
  },
  "hsl": {
    "h": 212.617,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.72142,
    "c": 0.13763,
    "h": 253.9
  },
  "luminance": 0.37554
}

Semantic roles & 50–950 ramp

primary

#64A8F9

secondary

#F3DEC6

accent

#7D00E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A8F9

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

Preview Lab → · Contrast checker → · Palette generator →