#64DAFB#64DAFB

#64DAFB is a very light, moderate cyan. Relative luminance 0.598; OKLCH L 83.3% C 0.115 H 219.1°. Best body text is #000000 at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#64DAFB
RGB	rgb(100, 218, 251)
HSL	hsl(193, 95%, 69%)
HSV	hsv(193, 60%, 98%)
CMYK	cmyk(60.2%, 13.1%, 0%, 1.6%)
CIE-LAB	lab(81.74, -23.84, -26.08)
CIE-LCH	lch(81.74, 35.33, 227.56°)
OKLab	oklab(83.3% -0.0893 -0.0725)
OKLCH	oklch(83.3% 0.115 219.1)
XYZ	xyz(47.7325, 59.8123, 100.2775)
Luminance	0.5982 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64DAFB #FB8564

analogous

#64FBD1 #64DAFB #648FFB

triadic

#64DAFB #FB64DA #DAFB64

tetradic

#64DAFB #D164FB #FB8564 #8FFB64

square

#64DAFB #D164FB #FB8564 #8FFB64

split-complementary

#64DAFB #FB648F #FBD164

monochromatic

#06AFDF #28CCF9 #64DAFB #A0E8FD #DBF6FE

Accessibility & contrast

On white

1.62

#64DAFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.96

#64DAFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64DAFB

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64DAFB	#FFFFFF	#000000	##000000
##64DAFB	1.00	1.62	12.96	12.96
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.96	21.00	1.00	1.00
##000000	12.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5D4FD

Deuteranopia (green-blind)

#AFC4FB

Tritanopia (blue-blind)

#00E5E4

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #64dafb;
/* rgb */ color: rgb(100, 218, 251);
/* oklch */ color: oklch(83.3% 0.115 219.1);

Tailwind

colors: {
  custom: {
    50: '#9de5fc',
    500: '#64dafb',
    950: '#000000',
  },
}

SCSS

$custom: #64dafb;
$custom-light: #9de5fc;
$custom-dark: #000000;

JSON

{
  "hex": "#64dafb",
  "rgb": {
    "r": 100,
    "g": 218,
    "b": 251
  },
  "hsl": {
    "h": 193.113,
    "s": 94.969,
    "l": 68.824
  },
  "oklch": {
    "l": 0.83304,
    "c": 0.11505,
    "h": 219.1
  },
  "luminance": 0.59817
}

Semantic roles & 50–950 ramp

primary

#64DAFB

secondary

#D5532E

accent

#3200E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#101517

muted

#808485

Preview Lab

Preview with #64DAFB

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

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