#64BDE0#64BDE0

#64BDE0 is a light, moderate cyan. Relative luminance 0.445; OKLCH L 75.6% C 0.099 H 226.1°. Best body text is #000000 at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#64BDE0
RGB	rgb(100, 189, 224)
HSL	hsl(197, 67%, 64%)
HSV	hsv(197, 55%, 88%)
CMYK	cmyk(55.4%, 15.6%, 0%, 12.2%)
CIE-LAB	lab(72.55, -16.92, -25.63)
CIE-LCH	lch(72.55, 30.71, 236.57°)
OKLab	oklab(75.65% -0.0687 -0.0712)
OKLCH	oklch(75.65% 0.099 226.1)
XYZ	xyz(36.9025, 44.4830, 77.1479)
Luminance	0.4449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BDE0 #E08764

analogous

#64E0C5 #64BDE0 #647FE0

triadic

#64BDE0 #E064BD #BDE064

tetradic

#64BDE0 #C564E0 #E08764 #7FE064

square

#64BDE0 #C564E0 #E08764 #7FE064

split-complementary

#64BDE0 #E0647F #E0C564

monochromatic

#2282A8 #31A7D6 #64BDE0 #97D3EA #CAE8F4

Accessibility & contrast

On white

2.12

#64BDE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.90

#64BDE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BDE0

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BDE0	#FFFFFF	#000000	##000000
##64BDE0	1.00	2.12	9.90	9.90
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.90	21.00	1.00	1.00
##000000	9.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AABAE2

Deuteranopia (green-blind)

#98ACE0

Tritanopia (blue-blind)

#00C7C8

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #64bde0;
/* rgb */ color: rgb(100, 189, 224);
/* oklch */ color: oklch(75.6% 0.099 226.1);

Tailwind

colors: {
  custom: {
    50: '#99d1e9',
    500: '#64bde0',
    950: '#000000',
  },
}

SCSS

$custom: #64bde0;
$custom-light: #99d1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#64bde0",
  "rgb": {
    "r": 100,
    "g": 189,
    "b": 224
  },
  "hsl": {
    "h": 196.935,
    "s": 66.667,
    "l": 63.529
  },
  "oklch": {
    "l": 0.75647,
    "c": 0.09895,
    "h": 226.1
  },
  "luminance": 0.44486
}

Semantic roles & 50–950 ramp

primary

#64BDE0

secondary

#E6C6BA

accent

#4B17CF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #64BDE0

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

Preview Lab → · Contrast checker → · Palette generator →