#64A3EE#64A3EE

#64A3EE is a light, vivid cyan. Relative luminance 0.351; OKLCH L 70.5% C 0.129 H 253.8°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#64A3EE
RGB	rgb(100, 163, 238)
HSL	hsl(213, 80%, 66%)
HSV	hsv(213, 58%, 93%)
CMYK	cmyk(58%, 31.5%, 0%, 6.7%)
CIE-LAB	lab(65.81, 1.56, -43.73)
CIE-LCH	lch(65.81, 43.76, 272.04°)
OKLab	oklab(70.5% -0.0359 -0.1234)
OKLCH	oklch(70.5% 0.129 253.8)
XYZ	xyz(33.7798, 35.0738, 85.8621)
Luminance	0.3508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A3EE #EEAF64

analogous

#64E8EE #64A3EE #6A64EE

triadic

#64A3EE #EE64A3 #A3EE64

tetradic

#64A3EE #EE64E8 #EEAF64 #64EE6A

square

#64A3EE #EE64E8 #EEAF64 #64EE6A

split-complementary

#64A3EE #EE6A64 #E8EE64

monochromatic

#1564C2 #2D82E8 #64A3EE #9BC4F4 #D2E4FA

Accessibility & contrast

On white

2.62

#64A3EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#64A3EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A3EE

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A3EE	#FFFFFF	#000000	##000000
##64A3EE	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A7F1

Deuteranopia (green-blind)

#729AEC

Tritanopia (blue-blind)

#00B4BE

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #64a3ee;
/* rgb */ color: rgb(100, 163, 238);
/* oklch */ color: oklch(70.5% 0.129 253.8);

Tailwind

colors: {
  custom: {
    50: '#9abdf4',
    500: '#64a3ee',
    950: '#000000',
  },
}

SCSS

$custom: #64a3ee;
$custom-light: #9abdf4;
$custom-dark: #000000;

JSON

{
  "hex": "#64a3ee",
  "rgb": {
    "r": 100,
    "g": 163,
    "b": 238
  },
  "hsl": {
    "h": 212.609,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.70502,
    "c": 0.12852,
    "h": 253.8
  },
  "luminance": 0.35077
}

Semantic roles & 50–950 ramp

primary

#64A3EE

secondary

#EDD9C0

accent

#7C09DD

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A3EE

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

Preview Lab → · Contrast checker → · Palette generator →