#64BFE9#64BFE9

#64BFE9 is a light, moderate cyan. Relative luminance 0.459; OKLCH L 76.5% C 0.106 H 230.2°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#64BFE9
RGB	rgb(100, 191, 233)
HSL	hsl(199, 75%, 65%)
HSV	hsv(199, 57%, 91%)
CMYK	cmyk(57.1%, 18%, 0%, 8.6%)
CIE-LAB	lab(73.45, -15.32, -29.13)
CIE-LCH	lch(73.45, 32.91, 242.26°)
OKLab	oklab(76.47% -0.0676 -0.0812)
OKLCH	oklch(76.47% 0.106 230.2)
XYZ	xyz(38.5887, 45.8505, 83.8914)
Luminance	0.4585 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BFE9 #E98E64

analogous

#64E9D0 #64BFE9 #647DE9

triadic

#64BFE9 #E964BF #BFE964

tetradic

#64BFE9 #D064E9 #E98E64 #7DE964

square

#64BFE9 #D064E9 #E98E64 #7DE964

split-complementary

#64BFE9 #E9647D #E9D064

monochromatic

#1A86B8 #2EA9E1 #64BFE9 #9AD5F1 #CFEBF8

Accessibility & contrast

On white

2.06

#64BFE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#64BFE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BFE9

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BFE9	#FFFFFF	#000000	##000000
##64BFE9	1.00	2.06	10.17	10.17
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AABCEB

Deuteranopia (green-blind)

#97AEE8

Tritanopia (blue-blind)

#00CBCD

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #64bfe9;
/* rgb */ color: rgb(100, 191, 233);
/* oklch */ color: oklch(76.5% 0.106 230.2);

Tailwind

colors: {
  custom: {
    50: '#9ad2f0',
    500: '#64bfe9',
    950: '#000000',
  },
}

SCSS

$custom: #64bfe9;
$custom-light: #9ad2f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64bfe9",
  "rgb": {
    "r": 100,
    "g": 191,
    "b": 233
  },
  "hsl": {
    "h": 198.947,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.76471,
    "c": 0.10564,
    "h": 230.2
  },
  "luminance": 0.45854
}

Semantic roles & 50–950 ramp

primary

#64BFE9

secondary

#EBCCBE

accent

#4E0ED7

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #64BFE9

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

Preview Lab → · Contrast checker → · Palette generator →