#64BDEB#64BDEB

#64BDEB is a light, moderate cyan. Relative luminance 0.451; OKLCH L 76.1% C 0.108 H 233.2°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#64BDEB
RGB	rgb(100, 189, 235)
HSL	hsl(200, 77%, 66%)
HSV	hsv(200, 57%, 92%)
CMYK	cmyk(57.4%, 19.6%, 0%, 7.8%)
CIE-LAB	lab(72.96, -13.67, -30.97)
CIE-LCH	lch(72.96, 33.85, 246.19°)
OKLab	oklab(76.11% -0.0647 -0.0864)
OKLCH	oklch(76.11% 0.108 233.2)
XYZ	xyz(38.4428, 45.0991, 85.2602)
Luminance	0.4510 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BDEB #EB9264

analogous

#64EBD5 #64BDEB #6479EB

triadic

#64BDEB #EB64BD #BDEB64

tetradic

#64BDEB #D564EB #EB9264 #79EB64

square

#64BDEB #D564EB #EB9264 #79EB64

split-complementary

#64BDEB #EB6479 #EBD564

monochromatic

#1884BC #2EA6E4 #64BDEB #9AD4F2 #D0EBF9

Accessibility & contrast

On white

2.10

#64BDEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#64BDEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BDEB

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BDEB	#FFFFFF	#000000	##000000
##64BDEB	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7BBED

Deuteranopia (green-blind)

#94ADEA

Tritanopia (blue-blind)

#00C9CC

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #64bdeb;
/* rgb */ color: rgb(100, 189, 235);
/* oklch */ color: oklch(76.1% 0.108 233.2);

Tailwind

colors: {
  custom: {
    50: '#9ad0f1',
    500: '#64bdeb',
    950: '#000000',
  },
}

SCSS

$custom: #64bdeb;
$custom-light: #9ad0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#64bdeb",
  "rgb": {
    "r": 100,
    "g": 189,
    "b": 235
  },
  "hsl": {
    "h": 200.444,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.76105,
    "c": 0.108,
    "h": 233.2
  },
  "luminance": 0.45103
}

Semantic roles & 50–950 ramp

primary

#64BDEB

secondary

#ECCEBF

accent

#520CD9

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #64BDEB

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

Preview Lab → · Contrast checker → · Palette generator →