#64C3F9#64C3F9

#64C3F9 is a light, moderate cyan. Relative luminance 0.486; OKLCH L 78.1% C 0.118 H 236.0°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#64C3F9
RGB	rgb(100, 195, 249)
HSL	hsl(202, 93%, 68%)
HSV	hsv(202, 60%, 98%)
CMYK	cmyk(59.8%, 21.7%, 0%, 2.4%)
CIE-LAB	lab(75.19, -12.62, -35.08)
CIE-LCH	lch(75.19, 37.28, 250.21°)
OKLab	oklab(78.05% -0.0663 -0.0982)
OKLCH	oklch(78.05% 0.118 236)
XYZ	xyz(41.8630, 48.5750, 96.7739)
Luminance	0.4858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C3F9 #F99A64

analogous

#64F9E5 #64C3F9 #6478F9

triadic

#64C3F9 #F964C3 #C3F964

tetradic

#64C3F9 #E564F9 #F99A64 #78F964

square

#64C3F9 #E564F9 #F99A64 #78F964

split-complementary

#64C3F9 #F96478 #F9E564

monochromatic

#088EDA #29ACF7 #64C3F9 #9FDAFB #DAF1FE

Accessibility & contrast

On white

1.96

#64C3F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#64C3F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C3F9

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C3F9	#FFFFFF	#000000	##000000
##64C3F9	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAC2FC

Deuteranopia (green-blind)

#95B2F8

Tritanopia (blue-blind)

#00D1D5

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #64c3f9;
/* rgb */ color: rgb(100, 195, 249);
/* oklch */ color: oklch(78.1% 0.118 236.0);

Tailwind

colors: {
  custom: {
    50: '#9cd5fb',
    500: '#64c3f9',
    950: '#000000',
  },
}

SCSS

$custom: #64c3f9;
$custom-light: #9cd5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#64c3f9",
  "rgb": {
    "r": 100,
    "g": 195,
    "b": 249
  },
  "hsl": {
    "h": 201.745,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.78055,
    "c": 0.11848,
    "h": 236
  },
  "luminance": 0.48579
}

Semantic roles & 50–950 ramp

primary

#64C3F9

secondary

#F3D6C6

accent

#5300E6

background

#FAFDFF

surface

#F4FAFF

border

#CED3D7

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #64C3F9

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

Preview Lab → · Contrast checker → · Palette generator →