#64A9F5#64A9F5

#64A9F5 is a light, vivid cyan. Relative luminance 0.377; OKLCH L 72.2% C 0.132 H 252.2°. Best body text is #000000 at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#64A9F5
RGB	rgb(100, 169, 245)
HSL	hsl(211, 88%, 68%)
HSV	hsv(211, 59%, 96%)
CMYK	cmyk(59.2%, 31%, 0%, 3.9%)
CIE-LAB	lab(67.78, 0.37, -44.46)
CIE-LCH	lch(67.78, 44.46, 270.48°)
OKLab	oklab(72.15% -0.0404 -0.1254)
OKLCH	oklch(72.15% 0.132 252.2)
XYZ	xyz(35.9190, 37.6746, 91.7475)
Luminance	0.3768 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A9F5 #F5B064

analogous

#64F2F5 #64A9F5 #6764F5

triadic

#64A9F5 #F564A9 #A9F564

tetradic

#64A9F5 #F564F2 #F5B064 #64F567

square

#64A9F5 #F564F2 #F5B064 #64F567

split-complementary

#64A9F5 #F56764 #F2F564

monochromatic

#0D6BD1 #2B89F1 #64A9F5 #9DC9F9 #D7E9FC

Accessibility & contrast

On white

2.46

#64A9F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.54

#64A9F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A9F5

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A9F5	#FFFFFF	#000000	##000000
##64A9F5	1.00	2.46	8.54	8.54
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.54	21.00	1.00	1.00
##000000	8.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89ADF8

Deuteranopia (green-blind)

#769FF3

Tritanopia (blue-blind)

#00BBC4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #64a9f5;
/* rgb */ color: rgb(100, 169, 245);
/* oklch */ color: oklch(72.2% 0.132 252.2);

Tailwind

colors: {
  custom: {
    50: '#9bc2f9',
    500: '#64a9f5',
    950: '#000000',
  },
}

SCSS

$custom: #64a9f5;
$custom-light: #9bc2f9;
$custom-dark: #000000;

JSON

{
  "hex": "#64a9f5",
  "rgb": {
    "r": 100,
    "g": 169,
    "b": 245
  },
  "hsl": {
    "h": 211.448,
    "s": 87.879,
    "l": 67.647
  },
  "oklch": {
    "l": 0.72154,
    "c": 0.13179,
    "h": 252.2
  },
  "luminance": 0.37678
}

Semantic roles & 50–950 ramp

primary

#64A9F5

secondary

#F1DBC4

accent

#7801E4

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A9F5

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

Preview Lab → · Contrast checker → · Palette generator →