#64CBF5#64CBF5

#64CBF5 is a light, moderate cyan. Relative luminance 0.520; OKLCH L 79.7% C 0.112 H 227.4°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#64CBF5
RGB	rgb(100, 203, 245)
HSL	hsl(197, 88%, 68%)
HSV	hsv(197, 59%, 96%)
CMYK	cmyk(59.2%, 17.1%, 0%, 3.9%)
CIE-LAB	lab(77.29, -18.00, -29.69)
CIE-LCH	lch(77.29, 34.72, 238.77°)
OKLab	oklab(79.68% -0.076 -0.0828)
OKLCH	oklch(79.68% 0.112 227.4)
XYZ	xyz(43.0865, 52.0096, 94.1367)
Luminance	0.5201 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64CBF5 #F58E64

analogous

#64F5D6 #64CBF5 #6483F5

triadic

#64CBF5 #F564CB #CBF564

tetradic

#64CBF5 #D664F5 #F58E64 #83F564

square

#64CBF5 #D664F5 #F58E64 #83F564

split-complementary

#64CBF5 #F56483 #F5D664

monochromatic

#0D98D1 #2BB8F1 #64CBF5 #9DDEF9 #D7F2FC

Accessibility & contrast

On white

1.84

#64CBF5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#64CBF5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64CBF5

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64CBF5	#FFFFFF	#000000	##000000
##64CBF5	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C8F7

Deuteranopia (green-blind)

#A0B8F4

Tritanopia (blue-blind)

#00D7D9

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #64cbf5;
/* rgb */ color: rgb(100, 203, 245);
/* oklch */ color: oklch(79.7% 0.112 227.4);

Tailwind

colors: {
  custom: {
    50: '#9cdbf8',
    500: '#64cbf5',
    950: '#000000',
  },
}

SCSS

$custom: #64cbf5;
$custom-light: #9cdbf8;
$custom-dark: #000000;

JSON

{
  "hex": "#64cbf5",
  "rgb": {
    "r": 100,
    "g": 203,
    "b": 245
  },
  "hsl": {
    "h": 197.379,
    "s": 87.879,
    "l": 67.647
  },
  "oklch": {
    "l": 0.79676,
    "c": 0.11238,
    "h": 227.4
  },
  "luminance": 0.52014
}

Semantic roles & 50–950 ramp

primary

#64CBF5

secondary

#CC5E31

accent

#4301E4

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #64CBF5

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

Preview Lab → · Contrast checker → · Palette generator →