#64C4DF#64C4DF

#64C4DF is a light, moderate cyan. Relative luminance 0.475; OKLCH L 77.2% C 0.098 H 218.6°. Best body text is #000000 at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#64C4DF
RGB	rgb(100, 196, 223)
HSL	hsl(193, 66%, 63%)
HSV	hsv(193, 55%, 87%)
CMYK	cmyk(55.2%, 12.1%, 0%, 12.5%)
CIE-LAB	lab(74.52, -20.82, -22.08)
CIE-LCH	lch(74.52, 30.35, 226.69°)
OKLab	oklab(77.21% -0.0767 -0.0612)
OKLCH	oklch(77.21% 0.098 218.6)
XYZ	xyz(38.3095, 47.5133, 76.9498)
Luminance	0.4752 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C4DF #DF7F64

analogous

#64DFBC #64C4DF #6486DF

triadic

#64C4DF #DF64C4 #C4DF64

tetradic

#64C4DF #BC64DF #DF7F64 #86DF64

square

#64C4DF #BC64DF #DF7F64 #86DF64

split-complementary

#64C4DF #DF6486 #DFBC64

monochromatic

#2289A6 #31B1D5 #64C4DF #97D7E9 #C9EBF4

Accessibility & contrast

On white

2.00

#64C4DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.50

#64C4DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C4DF

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C4DF	#FFFFFF	#000000	##000000
##64C4DF	1.00	2.00	10.50	10.50
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.50	21.00	1.00	1.00
##000000	10.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BFE1

Deuteranopia (green-blind)

#A0B1DF

Tritanopia (blue-blind)

#00CDCC

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #64c4df;
/* rgb */ color: rgb(100, 196, 223);
/* oklch */ color: oklch(77.2% 0.098 218.6);

Tailwind

colors: {
  custom: {
    50: '#9ad6e9',
    500: '#64c4df',
    950: '#000000',
  },
}

SCSS

$custom: #64c4df;
$custom-light: #9ad6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#64c4df",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 223
  },
  "hsl": {
    "h": 193.171,
    "s": 65.775,
    "l": 63.333
  },
  "oklch": {
    "l": 0.77206,
    "c": 0.09812,
    "h": 218.6
  },
  "luminance": 0.47517
}

Semantic roles & 50–950 ramp

primary

#64C4DF

secondary

#E5C3B9

accent

#4018CE

background

#FAFDFE

surface

#F3FAFC

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C4DF

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

Preview Lab → · Contrast checker → · Palette generator →