#64C6F3#64C6F3

#64C6F3 is a light, moderate cyan. Relative luminance 0.496; OKLCH L 78.5% C 0.112 H 230.3°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#64C6F3
RGB	rgb(100, 198, 243)
HSL	hsl(199, 86%, 67%)
HSV	hsv(199, 59%, 95%)
CMYK	cmyk(58.8%, 18.5%, 0%, 4.7%)
CIE-LAB	lab(75.80, -16.01, -30.90)
CIE-LCH	lch(75.80, 34.80, 242.62°)
OKLab	oklab(78.47% -0.0715 -0.0862)
OKLCH	oklch(78.47% 0.112 230.3)
XYZ	xyz(41.6210, 49.5645, 92.1501)
Luminance	0.4957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C6F3 #F39164

analogous

#64F3D8 #64C6F3 #647FF3

triadic

#64C6F3 #F364C6 #C6F364

tetradic

#64C6F3 #D864F3 #F39164 #7FF364

square

#64C6F3 #D864F3 #F39164 #7FF364

split-complementary

#64C6F3 #F3647F #F3D864

monochromatic

#1091CD #2BB1EF #64C6F3 #9DDBF7 #D6F0FC

Accessibility & contrast

On white

1.92

#64C6F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#64C6F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C6F3

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C6F3	#FFFFFF	#000000	##000000
##64C6F3	1.00	1.92	10.91	10.91
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC3F5

Deuteranopia (green-blind)

#9BB4F2

Tritanopia (blue-blind)

#00D2D5

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #64c6f3;
/* rgb */ color: rgb(100, 198, 243);
/* oklch */ color: oklch(78.5% 0.112 230.3);

Tailwind

colors: {
  custom: {
    50: '#9cd7f7',
    500: '#64c6f3',
    950: '#000000',
  },
}

SCSS

$custom: #64c6f3;
$custom-light: #9cd7f7;
$custom-dark: #000000;

JSON

{
  "hex": "#64c6f3",
  "rgb": {
    "r": 100,
    "g": 198,
    "b": 243
  },
  "hsl": {
    "h": 198.881,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.78468,
    "c": 0.11202,
    "h": 230.3
  },
  "luminance": 0.49569
}

Semantic roles & 50–950 ramp

primary

#64C6F3

secondary

#F0D1C3

accent

#4903E2

background

#FAFDFF

surface

#F4FAFE

border

#CED3D6

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C6F3

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

Preview Lab → · Contrast checker → · Palette generator →