#64A3EC#64A3EC

#64A3EC is a light, vivid cyan. Relative luminance 0.350; OKLCH L 70.4% C 0.126 H 253.2°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#64A3EC
RGB	rgb(100, 163, 236)
HSL	hsl(212, 78%, 66%)
HSV	hsv(212, 58%, 93%)
CMYK	cmyk(57.6%, 30.9%, 0%, 7.5%)
CIE-LAB	lab(65.72, 0.92, -42.78)
CIE-LCH	lch(65.72, 42.79, 271.24°)
OKLab	oklab(70.4% -0.0365 -0.1206)
OKLCH	oklch(70.4% 0.126 253.2)
XYZ	xyz(33.4876, 34.9569, 84.3232)
Luminance	0.3496 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A3EC #ECAD64

analogous

#64E7EC #64A3EC #6964EC

triadic

#64A3EC #EC64A3 #A3EC64

tetradic

#64A3EC #EC64E7 #ECAD64 #64EC69

square

#64A3EC #EC64E7 #ECAD64 #64EC69

split-complementary

#64A3EC #EC6964 #E7EC64

monochromatic

#1765BE #2D83E5 #64A3EC #9BC3F3 #D1E4F9

Accessibility & contrast

On white

2.63

#64A3EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.99

#64A3EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A3EC

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A3EC	#FFFFFF	#000000	##000000
##64A3EC	1.00	2.63	7.99	7.99
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.99	21.00	1.00	1.00
##000000	7.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85A7EF

Deuteranopia (green-blind)

#739AEB

Tritanopia (blue-blind)

#00B4BD

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #64a3ec;
/* rgb */ color: rgb(100, 163, 236);
/* oklch */ color: oklch(70.4% 0.126 253.2);

Tailwind

colors: {
  custom: {
    50: '#9abef2',
    500: '#64a3ec',
    950: '#000000',
  },
}

SCSS

$custom: #64a3ec;
$custom-light: #9abef2;
$custom-dark: #000000;

JSON

{
  "hex": "#64a3ec",
  "rgb": {
    "r": 100,
    "g": 163,
    "b": 236
  },
  "hsl": {
    "h": 212.206,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.70401,
    "c": 0.12602,
    "h": 253.2
  },
  "luminance": 0.3496
}

Semantic roles & 50–950 ramp

primary

#64A3EC

secondary

#ECD8BF

accent

#7A0BDA

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A3EC

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

Preview Lab → · Contrast checker → · Palette generator →