#64A8EC#64A8EC

#64A8EC is a light, vivid cyan. Relative luminance 0.368; OKLCH L 71.5% C 0.122 H 249.9°. Best body text is #000000 at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#64A8EC
RGB	rgb(100, 168, 236)
HSL	hsl(210, 78%, 66%)
HSV	hsv(210, 58%, 93%)
CMYK	cmyk(57.6%, 28.8%, 0%, 7.5%)
CIE-LAB	lab(67.10, -1.90, -40.60)
CIE-LCH	lch(67.10, 40.65, 267.32°)
OKLab	oklab(71.49% -0.0419 -0.1143)
OKLCH	oklch(71.49% 0.122 249.9)
XYZ	xyz(34.3930, 36.7677, 84.6250)
Luminance	0.3677 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A8EC #ECA864

analogous

#64ECEC #64A8EC #6464EC

triadic

#64A8EC #EC64A8 #A8EC64

tetradic

#64A8EC #EC64EC #ECA864 #64EC64

square

#64A8EC #EC64EC #ECA864 #64EC64

split-complementary

#64A8EC #EC6464 #ECEC64

monochromatic

#176BBE #2D89E5 #64A8EC #9BC7F3 #D1E5F9

Accessibility & contrast

On white

2.51

#64A8EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.35

#64A8EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A8EC

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A8EC	#FFFFFF	#000000	##000000
##64A8EC	1.00	2.51	8.35	8.35
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.35	21.00	1.00	1.00
##000000	8.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BABEF

Deuteranopia (green-blind)

#799DEB

Tritanopia (blue-blind)

#00B8C0

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #64a8ec;
/* rgb */ color: rgb(100, 168, 236);
/* oklch */ color: oklch(71.5% 0.122 249.9);

Tailwind

colors: {
  custom: {
    50: '#9ac1f2',
    500: '#64a8ec',
    950: '#000000',
  },
}

SCSS

$custom: #64a8ec;
$custom-light: #9ac1f2;
$custom-dark: #000000;

JSON

{
  "hex": "#64a8ec",
  "rgb": {
    "r": 100,
    "g": 168,
    "b": 236
  },
  "hsl": {
    "h": 210,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.7149,
    "c": 0.12171,
    "h": 249.9
  },
  "luminance": 0.36771
}

Semantic roles & 50–950 ramp

primary

#64A8EC

secondary

#ECD6BF

accent

#730BDA

background

#FAFBFE

surface

#F3F7FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A8EC

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

Preview Lab → · Contrast checker → · Palette generator →