#64C3ED#64C3ED

#64C3ED is a light, moderate cyan. Relative luminance 0.479; OKLCH L 77.5% C 0.108 H 229.2°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#64C3ED
RGB	rgb(100, 195, 237)
HSL	hsl(198, 79%, 66%)
HSV	hsv(198, 58%, 93%)
CMYK	cmyk(57.8%, 17.7%, 0%, 7.1%)
CIE-LAB	lab(74.73, -16.23, -29.32)
CIE-LCH	lch(74.73, 33.51, 241.04°)
OKLab	oklab(77.54% -0.0704 -0.0817)
OKLCH	oklch(77.54% 0.108 229.2)
XYZ	xyz(40.0508, 47.8502, 87.2297)
Luminance	0.4785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C3ED #ED8E64

analogous

#64EDD2 #64C3ED #647EED

triadic

#64C3ED #ED64C3 #C3ED64

tetradic

#64C3ED #D264ED #ED8E64 #7EED64

square

#64C3ED #D264ED #ED8E64 #7EED64

split-complementary

#64C3ED #ED647E #EDD264

monochromatic

#168CC0 #2DAEE7 #64C3ED #9BD8F3 #D2EDFA

Accessibility & contrast

On white

1.99

#64C3ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.57

#64C3ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C3ED

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C3ED	#FFFFFF	#000000	##000000
##64C3ED	1.00	1.99	10.57	10.57
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.57	21.00	1.00	1.00
##000000	10.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADC0EF

Deuteranopia (green-blind)

#9AB2EC

Tritanopia (blue-blind)

#00CFD1

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #64c3ed;
/* rgb */ color: rgb(100, 195, 237);
/* oklch */ color: oklch(77.5% 0.108 229.2);

Tailwind

colors: {
  custom: {
    50: '#9bd5f3',
    500: '#64c3ed',
    950: '#000000',
  },
}

SCSS

$custom: #64c3ed;
$custom-light: #9bd5f3;
$custom-dark: #000000;

JSON

{
  "hex": "#64c3ed",
  "rgb": {
    "r": 100,
    "g": 195,
    "b": 237
  },
  "hsl": {
    "h": 198.394,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.77541,
    "c": 0.1079,
    "h": 229.2
  },
  "luminance": 0.47854
}

Semantic roles & 50–950 ramp

primary

#64C3ED

secondary

#EDCEC0

accent

#4A0ADB

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C3ED

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

Preview Lab → · Contrast checker → · Palette generator →