#64ADF3#64ADF3

#64ADF3 is a light, vivid cyan. Relative luminance 0.391; OKLCH L 72.9% C 0.126 H 249.0°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#64ADF3
RGB	rgb(100, 173, 243)
HSL	hsl(209, 86%, 67%)
HSV	hsv(209, 59%, 95%)
CMYK	cmyk(58.8%, 28.8%, 0%, 4.7%)
CIE-LAB	lab(68.80, -2.51, -41.77)
CIE-LCH	lch(68.80, 41.85, 266.57°)
OKLab	oklab(72.92% -0.0451 -0.1176)
OKLCH	oklch(72.92% 0.126 249)
XYZ	xyz(36.3709, 39.0642, 90.4001)
Luminance	0.3907 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64ADF3 #F3AA64

analogous

#64F3F2 #64ADF3 #6465F3

triadic

#64ADF3 #F364AD #ADF364

tetradic

#64ADF3 #F264F3 #F3AA64 #65F364

square

#64ADF3 #F264F3 #F3AA64 #65F364

split-complementary

#64ADF3 #F36465 #F3F264

monochromatic

#1070CD #2B8FEF #64ADF3 #9DCBF7 #D6E9FC

Accessibility & contrast

On white

2.38

#64ADF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#64ADF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ADF3

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64ADF3	#FFFFFF	#000000	##000000
##64ADF3	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8FB0F6

Deuteranopia (green-blind)

#7CA2F2

Tritanopia (blue-blind)

#00BDC6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #64adf3;
/* rgb */ color: rgb(100, 173, 243);
/* oklch */ color: oklch(72.9% 0.126 249.0);

Tailwind

colors: {
  custom: {
    50: '#9bc5f7',
    500: '#64adf3',
    950: '#000000',
  },
}

SCSS

$custom: #64adf3;
$custom-light: #9bc5f7;
$custom-dark: #000000;

JSON

{
  "hex": "#64adf3",
  "rgb": {
    "r": 100,
    "g": 173,
    "b": 243
  },
  "hsl": {
    "h": 209.371,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.72924,
    "c": 0.126,
    "h": 249
  },
  "luminance": 0.39068
}

Semantic roles & 50–950 ramp

primary

#64ADF3

secondary

#F0D9C3

accent

#7003E2

background

#FAFCFF

surface

#F4F8FE

border

#CED1D6

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64ADF3

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

Preview Lab → · Contrast checker → · Palette generator →