#64AAFF#64AAFF

#64AAFF is a light, vivid cyan. Relative luminance 0.387; OKLCH L 72.9% C 0.143 H 254.3°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#64AAFF
RGB	rgb(100, 170, 255)
HSL	hsl(213, 100%, 70%)
HSV	hsv(213, 61%, 100%)
CMYK	cmyk(60.8%, 33.3%, 0%, 0%)
CIE-LAB	lab(68.52, 2.99, -48.73)
CIE-LCH	lch(68.52, 48.83, 273.52°)
OKLab	oklab(72.88% -0.0388 -0.1379)
OKLCH	oklch(72.88% 0.143 254.3)
XYZ	xyz(37.6738, 38.6753, 100.0681)
Luminance	0.3868 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64AAFF #FFB964

analogous

#64F8FF #64AAFF #6C64FF

triadic

#64AAFF #FF64AA #AAFF64

tetradic

#64AAFF #FF64F8 #FFB964 #64FF6C

square

#64AAFF #FF64F8 #FFB964 #64FF6C

split-complementary

#64AAFF #FF6C64 #F8FF64

monochromatic

#0069E9 #2788FF #64AAFF #A1CCFF #DEEDFF

Accessibility & contrast

On white

2.40

#64AAFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#64AAFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64AAFF

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64AAFF	#FFFFFF	#000000	##000000
##64AAFF	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86AFFF

Deuteranopia (green-blind)

#71A0FD

Tritanopia (blue-blind)

#00BDC9

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #64aaff;
/* rgb */ color: rgb(100, 170, 255);
/* oklch */ color: oklch(72.9% 0.143 254.3);

Tailwind

colors: {
  custom: {
    50: '#9cc2ff',
    500: '#64aaff',
    950: '#000000',
  },
}

SCSS

$custom: #64aaff;
$custom-light: #9cc2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#64aaff",
  "rgb": {
    "r": 100,
    "g": 170,
    "b": 255
  },
  "hsl": {
    "h": 212.903,
    "s": 100,
    "l": 69.608
  },
  "oklch": {
    "l": 0.72881,
    "c": 0.14324,
    "h": 254.3
  },
  "luminance": 0.38679
}

Semantic roles & 50–950 ramp

primary

#64AAFF

secondary

#F6E2C9

accent

#7E00E6

background

#FAFBFF

surface

#F4F7FF

border

#CED0D7

text

#0F1218

muted

#7F8186

Preview Lab

Preview with #64AAFF

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

Preview Lab → · Contrast checker → · Palette generator →