#64C4F0#64C4F0

#64C4F0 is a light, moderate cyan. Relative luminance 0.485; OKLCH L 77.9% C 0.110 H 230.2°. Best body text is #000000 at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#64C4F0
RGB	rgb(100, 196, 240)
HSL	hsl(199, 82%, 67%)
HSV	hsv(199, 58%, 94%)
CMYK	cmyk(58.3%, 18.3%, 0%, 5.9%)
CIE-LAB	lab(75.12, -15.86, -30.33)
CIE-LCH	lch(75.12, 34.22, 242.40°)
OKLab	oklab(77.89% -0.0704 -0.0846)
OKLCH	oklch(77.89% 0.11 230.2)
XYZ	xyz(40.7176, 48.4766, 89.6323)
Luminance	0.4848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C4F0 #F09064

analogous

#64F0D6 #64C4F0 #647EF0

triadic

#64C4F0 #F064C4 #C4F064

tetradic

#64C4F0 #D664F0 #F09064 #7EF064

square

#64C4F0 #D664F0 #F09064 #7EF064

split-complementary

#64C4F0 #F0647E #F0D664

monochromatic

#138EC6 #2CAFEB #64C4F0 #9CD9F5 #D4EEFB

Accessibility & contrast

On white

1.96

#64C4F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.70

#64C4F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C4F0

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C4F0	#FFFFFF	#000000	##000000
##64C4F0	1.00	1.96	10.70	10.70
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.70	21.00	1.00	1.00
##000000	10.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEC1F2

Deuteranopia (green-blind)

#9AB3EF

Tritanopia (blue-blind)

#00D0D2

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #64c4f0;
/* rgb */ color: rgb(100, 196, 240);
/* oklch */ color: oklch(77.9% 0.110 230.2);

Tailwind

colors: {
  custom: {
    50: '#9bd5f5',
    500: '#64c4f0',
    950: '#000000',
  },
}

SCSS

$custom: #64c4f0;
$custom-light: #9bd5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#64c4f0",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 240
  },
  "hsl": {
    "h": 198.857,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.77892,
    "c": 0.11009,
    "h": 230.2
  },
  "luminance": 0.4848
}

Semantic roles & 50–950 ramp

primary

#64C4F0

secondary

#EED0C1

accent

#4B07DF

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C4F0

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

Preview Lab → · Contrast checker → · Palette generator →