#64C8DD#64C8DD

#64C8DD is a light, moderate cyan. Relative luminance 0.492; OKLCH L 78.0% C 0.098 H 213.2°. Best body text is #000000 at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#64C8DD
RGB	rgb(100, 200, 221)
HSL	hsl(190, 64%, 63%)
HSV	hsv(190, 55%, 87%)
CMYK	cmyk(54.8%, 9.5%, 0%, 13.3%)
CIE-LAB	lab(75.60, -23.41, -19.36)
CIE-LCH	lch(75.60, 30.38, 219.59°)
OKLab	oklab(78.05% -0.0818 -0.0536)
OKLCH	oklch(78.05% 0.098 213.2)
XYZ	xyz(38.9558, 49.2347, 75.8429)
Luminance	0.4924 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C8DD #DD7964

analogous

#64DDB5 #64C8DD #648BDD

triadic

#64C8DD #DD64C8 #C8DD64

tetradic

#64C8DD #B564DD #DD7964 #8BDD64

square

#64C8DD #B564DD #DD7964 #8BDD64

split-complementary

#64C8DD #DD648B #DDB564

monochromatic

#248DA3 #32B6D2 #64C8DD #96DAE8 #C8ECF3

Accessibility & contrast

On white

1.94

#64C8DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.85

#64C8DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C8DD

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C8DD	#FFFFFF	#000000	##000000
##64C8DD	1.00	1.94	10.85	10.85
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.85	21.00	1.00	1.00
##000000	10.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8C2DE

Deuteranopia (green-blind)

#A6B4DD

Tritanopia (blue-blind)

#00D1CE

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #64c8dd;
/* rgb */ color: rgb(100, 200, 221);
/* oklch */ color: oklch(78.0% 0.098 213.2);

Tailwind

colors: {
  custom: {
    50: '#9ad9e7',
    500: '#64c8dd',
    950: '#000000',
  },
}

SCSS

$custom: #64c8dd;
$custom-light: #9ad9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#64c8dd",
  "rgb": {
    "r": 100,
    "g": 200,
    "b": 221
  },
  "hsl": {
    "h": 190.413,
    "s": 64.021,
    "l": 62.941
  },
  "oklch": {
    "l": 0.78049,
    "c": 0.09779,
    "h": 213.2
  },
  "luminance": 0.49238
}

Semantic roles & 50–950 ramp

primary

#64C8DD

secondary

#E4C0B9

accent

#391ACC

background

#FAFDFE

surface

#F3FAFC

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C8DD

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

Preview Lab → · Contrast checker → · Palette generator →