#64BDFF#64BDFF

#64BDFF is a light, vivid cyan. Relative luminance 0.463; OKLCH L 77.0% C 0.128 H 242.9°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#64BDFF
RGB	rgb(100, 189, 255)
HSL	hsl(206, 100%, 70%)
HSV	hsv(206, 61%, 100%)
CMYK	cmyk(60.8%, 25.9%, 0%, 0%)
CIE-LAB	lab(73.75, -7.56, -40.53)
CIE-LCH	lch(73.75, 41.22, 259.44°)
OKLab	oklab(77% -0.0582 -0.1139)
OKLCH	oklch(77% 0.128 242.9)
XYZ	xyz(41.4964, 46.3205, 101.3423)
Luminance	0.4632 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BDFF #FFA664

analogous

#64FFF3 #64BDFF #6470FF

triadic

#64BDFF #FF64BD #BDFF64

tetradic

#64BDFF #F364FF #FFA664 #70FF64

square

#64BDFF #F364FF #FFA664 #70FF64

split-complementary

#64BDFF #FF6470 #FFF364

monochromatic

#0086E9 #27A3FF #64BDFF #A1D7FF #DEF1FF

Accessibility & contrast

On white

2.05

#64BDFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#64BDFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BDFF

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BDFF	#FFFFFF	#000000	##000000
##64BDFF	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BEFF

Deuteranopia (green-blind)

#8BAEFE

Tritanopia (blue-blind)

#00CDD4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #64bdff;
/* rgb */ color: rgb(100, 189, 255);
/* oklch */ color: oklch(77.0% 0.128 242.9);

Tailwind

colors: {
  custom: {
    50: '#9dd0ff',
    500: '#64bdff',
    950: '#000000',
  },
}

SCSS

$custom: #64bdff;
$custom-light: #9dd0ff;
$custom-dark: #000000;

JSON

{
  "hex": "#64bdff",
  "rgb": {
    "r": 100,
    "g": 189,
    "b": 255
  },
  "hsl": {
    "h": 205.548,
    "s": 100,
    "l": 69.608
  },
  "oklch": {
    "l": 0.76999,
    "c": 0.12792,
    "h": 242.9
  },
  "luminance": 0.46325
}

Semantic roles & 50–950 ramp

primary

#64BDFF

secondary

#F6DCC9

accent

#6200E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1418

muted

#7F8286

Preview Lab

Preview with #64BDFF

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

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