#64C3EE#64C3EE

#64C3EE is a light, moderate cyan. Relative luminance 0.479; OKLCH L 77.6% C 0.109 H 229.9°. Best body text is #000000 at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#64C3EE
RGB	rgb(100, 195, 238)
HSL	hsl(199, 80%, 66%)
HSV	hsv(199, 58%, 93%)
CMYK	cmyk(58%, 18.1%, 0%, 6.7%)
CIE-LAB	lab(74.77, -15.93, -29.80)
CIE-LCH	lch(74.77, 33.79, 241.88°)
OKLab	oklab(77.58% -0.0701 -0.0831)
OKLCH	oklch(77.58% 0.109 229.9)
XYZ	xyz(40.1973, 47.9088, 88.0013)
Luminance	0.4791 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C3EE #EE8F64

analogous

#64EED4 #64C3EE #647EEE

triadic

#64C3EE #EE64C3 #C3EE64

tetradic

#64C3EE #D464EE #EE8F64 #7EEE64

square

#64C3EE #D464EE #EE8F64 #7EEE64

split-complementary

#64C3EE #EE647E #EED464

monochromatic

#158CC2 #2DAEE8 #64C3EE #9BD8F4 #D2EEFA

Accessibility & contrast

On white

1.98

#64C3EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.58

#64C3EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C3EE

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C3EE	#FFFFFF	#000000	##000000
##64C3EE	1.00	1.98	10.58	10.58
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.58	21.00	1.00	1.00
##000000	10.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADC0F0

Deuteranopia (green-blind)

#9AB2ED

Tritanopia (blue-blind)

#00CFD1

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #64c3ee;
/* rgb */ color: rgb(100, 195, 238);
/* oklch */ color: oklch(77.6% 0.109 229.9);

Tailwind

colors: {
  custom: {
    50: '#9bd5f3',
    500: '#64c3ee',
    950: '#000000',
  },
}

SCSS

$custom: #64c3ee;
$custom-light: #9bd5f3;
$custom-dark: #000000;

JSON

{
  "hex": "#64c3ee",
  "rgb": {
    "r": 100,
    "g": 195,
    "b": 238
  },
  "hsl": {
    "h": 198.696,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.77583,
    "c": 0.10871,
    "h": 229.9
  },
  "luminance": 0.47913
}

Semantic roles & 50–950 ramp

primary

#64C3EE

secondary

#EDCEC0

accent

#4B09DD

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C3EE

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

Preview Lab → · Contrast checker → · Palette generator →