#64BDFD#64BDFD

#64BDFD is a light, vivid cyan. Relative luminance 0.462; OKLCH L 76.9% C 0.126 H 242.1°. Best body text is #000000 at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#64BDFD
RGB	rgb(100, 189, 253)
HSL	hsl(205, 97%, 69%)
HSV	hsv(205, 60%, 99%)
CMYK	cmyk(60.5%, 25.3%, 0%, 0.8%)
CIE-LAB	lab(73.67, -8.18, -39.58)
CIE-LCH	lch(73.67, 40.41, 258.33°)
OKLab	oklab(76.91% -0.0588 -0.1112)
OKLCH	oklch(76.91% 0.126 242.1)
XYZ	xyz(41.1761, 46.1924, 99.6555)
Luminance	0.4620 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BDFD #FDA464

analogous

#64FDF0 #64BDFD #6471FD

triadic

#64BDFD #FD64BD #BDFD64

tetradic

#64BDFD #F064FD #FDA464 #71FD64

square

#64BDFD #F064FD #FDA464 #71FD64

split-complementary

#64BDFD #FD6471 #FDF064

monochromatic

#0386E4 #28A3FC #64BDFD #A0D7FE #DDF0FF

Accessibility & contrast

On white

2.05

#64BDFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.24

#64BDFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BDFD

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BDFD	#FFFFFF	#000000	##000000
##64BDFD	1.00	2.05	10.24	10.24
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.24	21.00	1.00	1.00
##000000	10.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BEFF

Deuteranopia (green-blind)

#8CAEFC

Tritanopia (blue-blind)

#00CDD3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #64bdfd;
/* rgb */ color: rgb(100, 189, 253);
/* oklch */ color: oklch(76.9% 0.126 242.1);

Tailwind

colors: {
  custom: {
    50: '#9cd0fe',
    500: '#64bdfd',
    950: '#000000',
  },
}

SCSS

$custom: #64bdfd;
$custom-light: #9cd0fe;
$custom-dark: #000000;

JSON

{
  "hex": "#64bdfd",
  "rgb": {
    "r": 100,
    "g": 189,
    "b": 253
  },
  "hsl": {
    "h": 205.098,
    "s": 97.452,
    "l": 69.216
  },
  "oklch": {
    "l": 0.76906,
    "c": 0.12578,
    "h": 242.1
  },
  "luminance": 0.46196
}

Semantic roles & 50–950 ramp

primary

#64BDFD

secondary

#F5DBC8

accent

#6000E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1418

muted

#7F8286

Preview Lab

Preview with #64BDFD

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

Preview Lab → · Contrast checker → · Palette generator →