#64ADE0#64ADE0

#64ADE0 is a light, moderate cyan. Relative luminance 0.380; OKLCH L 72.0% C 0.105 H 240.8°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#64ADE0
RGB	rgb(100, 173, 224)
HSL	hsl(205, 67%, 64%)
HSV	hsv(205, 55%, 88%)
CMYK	cmyk(55.4%, 22.8%, 0%, 12.2%)
CIE-LAB	lab(68.00, -8.37, -32.63)
CIE-LCH	lch(68.00, 33.69, 255.61°)
OKLab	oklab(72.03% -0.0511 -0.0912)
OKLCH	oklch(72.03% 0.105 240.8)
XYZ	xyz(33.6487, 37.9754, 76.0633)
Luminance	0.3798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64ADE0 #E09764

analogous

#64E0D5 #64ADE0 #646FE0

triadic

#64ADE0 #E064AD #ADE064

tetradic

#64ADE0 #D564E0 #E09764 #6FE064

square

#64ADE0 #D564E0 #E09764 #6FE064

split-complementary

#64ADE0 #E0646F #E0D564

monochromatic

#2271A8 #3192D6 #64ADE0 #97C8EA #CAE3F4

Accessibility & contrast

On white

2.44

#64ADE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#64ADE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ADE0

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64ADE0	#FFFFFF	#000000	##000000
##64ADE0	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96ADE2

Deuteranopia (green-blind)

#86A0DF

Tritanopia (blue-blind)

#00BABE

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #64ade0;
/* rgb */ color: rgb(100, 173, 224);
/* oklch */ color: oklch(72.0% 0.105 240.8);

Tailwind

colors: {
  custom: {
    50: '#99c5ea',
    500: '#64ade0',
    950: '#000000',
  },
}

SCSS

$custom: #64ade0;
$custom-light: #99c5ea;
$custom-dark: #000000;

JSON

{
  "hex": "#64ade0",
  "rgb": {
    "r": 100,
    "g": 173,
    "b": 224
  },
  "hsl": {
    "h": 204.677,
    "s": 66.667,
    "l": 63.529
  },
  "oklch": {
    "l": 0.72034,
    "c": 0.10456,
    "h": 240.8
  },
  "luminance": 0.37978
}

Semantic roles & 50–950 ramp

primary

#64ADE0

secondary

#E6CCBA

accent

#6217CF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #64ADE0

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

Preview Lab → · Contrast checker → · Palette generator →