#64CBF4#64CBF4

#64CBF4 is a light, moderate cyan. Relative luminance 0.520; OKLCH L 79.6% C 0.112 H 226.8°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#64CBF4
RGB	rgb(100, 203, 244)
HSL	hsl(197, 87%, 67%)
HSV	hsv(197, 59%, 96%)
CMYK	cmyk(59%, 16.8%, 0%, 4.3%)
CIE-LAB	lab(77.25, -18.30, -29.21)
CIE-LCH	lch(77.25, 34.47, 237.94°)
OKLab	oklab(79.64% -0.0764 -0.0814)
OKLCH	oklch(79.64% 0.112 226.8)
XYZ	xyz(42.9342, 51.9487, 93.3349)
Luminance	0.5195 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64CBF4 #F48D64

analogous

#64F4D5 #64CBF4 #6483F4

triadic

#64CBF4 #F464CB #CBF464

tetradic

#64CBF4 #D564F4 #F48D64 #83F464

square

#64CBF4 #D564F4 #F48D64 #83F464

split-complementary

#64CBF4 #F46483 #F4D564

monochromatic

#0F98CF #2BB8F0 #64CBF4 #9DDEF8 #D6F1FC

Accessibility & contrast

On white

1.84

#64CBF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#64CBF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64CBF4

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64CBF4	#FFFFFF	#000000	##000000
##64CBF4	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C7F6

Deuteranopia (green-blind)

#A1B8F4

Tritanopia (blue-blind)

#00D7D8

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #64cbf4;
/* rgb */ color: rgb(100, 203, 244);
/* oklch */ color: oklch(79.6% 0.112 226.8);

Tailwind

colors: {
  custom: {
    50: '#9cdbf7',
    500: '#64cbf4',
    950: '#000000',
  },
}

SCSS

$custom: #64cbf4;
$custom-light: #9cdbf7;
$custom-dark: #000000;

JSON

{
  "hex": "#64cbf4",
  "rgb": {
    "r": 100,
    "g": 203,
    "b": 244
  },
  "hsl": {
    "h": 197.083,
    "s": 86.747,
    "l": 67.451
  },
  "oklch": {
    "l": 0.79635,
    "c": 0.11162,
    "h": 226.8
  },
  "luminance": 0.51953
}

Semantic roles & 50–950 ramp

primary

#64CBF4

secondary

#CB5D32

accent

#4202E3

background

#FCFEFF

surface

#F6FBFE

border

#D0D4D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64CBF4

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

Preview Lab → · Contrast checker → · Palette generator →