#64C4DD#64C4DD

#64C4DD is a light, moderate cyan. Relative luminance 0.474; OKLCH L 77.1% C 0.097 H 217.1°. Best body text is #000000 at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#64C4DD
RGB	rgb(100, 196, 221)
HSL	hsl(192, 64%, 63%)
HSV	hsv(192, 55%, 87%)
CMYK	cmyk(54.8%, 11.3%, 0%, 13.3%)
CIE-LAB	lab(74.45, -21.39, -21.10)
CIE-LCH	lch(74.45, 30.05, 224.62°)
OKLab	oklab(77.13% -0.0774 -0.0585)
OKLCH	oklch(77.13% 0.097 217.1)
XYZ	xyz(38.0415, 47.4061, 75.5381)
Luminance	0.4741 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C4DD #DD7D64

analogous

#64DDBA #64C4DD #6487DD

triadic

#64C4DD #DD64C4 #C4DD64

tetradic

#64C4DD #BA64DD #DD7D64 #87DD64

square

#64C4DD #BA64DD #DD7D64 #87DD64

split-complementary

#64C4DD #DD6487 #DDBA64

monochromatic

#2489A3 #32B1D2 #64C4DD #96D7E8 #C8EAF3

Accessibility & contrast

On white

2.00

#64C4DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.48

#64C4DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C4DD

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C4DD	#FFFFFF	#000000	##000000
##64C4DD	1.00	2.00	10.48	10.48
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.48	21.00	1.00	1.00
##000000	10.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BFDE

Deuteranopia (green-blind)

#A1B1DD

Tritanopia (blue-blind)

#00CDCC

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #64c4dd;
/* rgb */ color: rgb(100, 196, 221);
/* oklch */ color: oklch(77.1% 0.097 217.1);

Tailwind

colors: {
  custom: {
    50: '#99d6e7',
    500: '#64c4dd',
    950: '#000000',
  },
}

SCSS

$custom: #64c4dd;
$custom-light: #99d6e7;
$custom-dark: #000000;

JSON

{
  "hex": "#64c4dd",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 221
  },
  "hsl": {
    "h": 192.397,
    "s": 64.021,
    "l": 62.941
  },
  "oklch": {
    "l": 0.77129,
    "c": 0.09704,
    "h": 217.1
  },
  "luminance": 0.4741
}

Semantic roles & 50–950 ramp

primary

#64C4DD

secondary

#E4C2B9

accent

#3E1ACC

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0F1416

muted

#7E8384

Preview Lab

Preview with #64C4DD

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

Preview Lab → · Contrast checker → · Palette generator →