#64D8FB#64D8FB

#64D8FB is a very light, moderate cyan. Relative luminance 0.588; OKLCH L 82.9% C 0.115 H 220.6°. Best body text is #000000 at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#64D8FB
RGB	rgb(100, 216, 251)
HSL	hsl(194, 95%, 69%)
HSV	hsv(194, 60%, 98%)
CMYK	cmyk(60.2%, 13.9%, 0%, 1.6%)
CIE-LAB	lab(81.17, -22.85, -26.94)
CIE-LCH	lch(81.17, 35.32, 229.70°)
OKLab	oklab(82.85% -0.0873 -0.0749)
OKLCH	oklch(82.85% 0.115 220.6)
XYZ	xyz(47.2170, 58.7813, 100.1057)
Luminance	0.5879 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D8FB #FB8764

analogous

#64FBD3 #64D8FB #648DFB

triadic

#64D8FB #FB64D8 #D8FB64

tetradic

#64D8FB #D364FB #FB8764 #8DFB64

square

#64D8FB #D364FB #FB8764 #8DFB64

split-complementary

#64D8FB #FB648D #FBD364

monochromatic

#06ADDF #28C9F9 #64D8FB #A0E7FD #DBF6FE

Accessibility & contrast

On white

1.65

#64D8FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.76

#64D8FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D8FB

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D8FB	#FFFFFF	#000000	##000000
##64D8FB	1.00	1.65	12.76	12.76
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.76	21.00	1.00	1.00
##000000	12.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3D3FD

Deuteranopia (green-blind)

#ADC3FB

Tritanopia (blue-blind)

#00E3E3

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #64d8fb;
/* rgb */ color: rgb(100, 216, 251);
/* oklch */ color: oklch(82.9% 0.115 220.6);

Tailwind

colors: {
  custom: {
    50: '#9de4fc',
    500: '#64d8fb',
    950: '#000000',
  },
}

SCSS

$custom: #64d8fb;
$custom-light: #9de4fc;
$custom-dark: #000000;

JSON

{
  "hex": "#64d8fb",
  "rgb": {
    "r": 100,
    "g": 216,
    "b": 251
  },
  "hsl": {
    "h": 193.907,
    "s": 94.969,
    "l": 68.824
  },
  "oklch": {
    "l": 0.82851,
    "c": 0.11504,
    "h": 220.6
  },
  "luminance": 0.58786
}

Semantic roles & 50–950 ramp

primary

#64D8FB

secondary

#D5552E

accent

#3500E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#101517

muted

#808485

Preview Lab

Preview with #64D8FB

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

Preview Lab → · Contrast checker → · Palette generator →