#64BEE9#64BEE9

#64BEE9 is a light, moderate cyan. Relative luminance 0.454; OKLCH L 76.2% C 0.106 H 231.1°. Best body text is #000000 at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#64BEE9
RGB	rgb(100, 190, 233)
HSL	hsl(199, 75%, 65%)
HSV	hsv(199, 57%, 91%)
CMYK	cmyk(57.1%, 18.5%, 0%, 8.6%)
CIE-LAB	lab(73.16, -14.79, -29.57)
CIE-LCH	lch(73.16, 33.06, 243.42°)
OKLab	oklab(76.25% -0.0665 -0.0824)
OKLCH	oklch(76.25% 0.106 231.1)
XYZ	xyz(38.3714, 45.4159, 83.8190)
Luminance	0.4542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BEE9 #E98F64

analogous

#64E9D1 #64BEE9 #647CE9

triadic

#64BEE9 #E964BE #BEE964

tetradic

#64BEE9 #D164E9 #E98F64 #7CE964

square

#64BEE9 #D164E9 #E98F64 #7CE964

split-complementary

#64BEE9 #E9647C #E9D164

monochromatic

#1A85B8 #2EA8E1 #64BEE9 #9AD4F1 #CFEBF8

Accessibility & contrast

On white

2.08

#64BEE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.08

#64BEE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BEE9

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BEE9	#FFFFFF	#000000	##000000
##64BEE9	1.00	2.08	10.08	10.08
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.08	21.00	1.00	1.00
##000000	10.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9BCEB

Deuteranopia (green-blind)

#96AEE8

Tritanopia (blue-blind)

#00CACC

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #64bee9;
/* rgb */ color: rgb(100, 190, 233);
/* oklch */ color: oklch(76.2% 0.106 231.1);

Tailwind

colors: {
  custom: {
    50: '#9ad1f0',
    500: '#64bee9',
    950: '#000000',
  },
}

SCSS

$custom: #64bee9;
$custom-light: #9ad1f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64bee9",
  "rgb": {
    "r": 100,
    "g": 190,
    "b": 233
  },
  "hsl": {
    "h": 199.398,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.76246,
    "c": 0.10592,
    "h": 231.1
  },
  "luminance": 0.45419
}

Semantic roles & 50–950 ramp

primary

#64BEE9

secondary

#EBCCBE

accent

#4F0ED7

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #64BEE9

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

Preview Lab → · Contrast checker → · Palette generator →