#64D3F0#64D3F0

#64D3F0 is a light, moderate cyan. Relative luminance 0.556; OKLCH L 81.3% C 0.109 H 217.5°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#64D3F0
RGB	rgb(100, 211, 240)
HSL	hsl(192, 82%, 67%)
HSV	hsv(192, 58%, 94%)
CMYK	cmyk(58.3%, 12.1%, 0%, 5.9%)
CIE-LAB	lab(79.38, -23.52, -23.82)
CIE-LCH	lch(79.38, 33.48, 225.36°)
OKLab	oklab(81.29% -0.0862 -0.0661)
OKLCH	oklch(81.29% 0.109 217.5)
XYZ	xyz(44.2717, 55.5848, 90.8170)
Luminance	0.5559 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D3F0 #F08164

analogous

#64F0C7 #64D3F0 #648DF0

triadic

#64D3F0 #F064D3 #D3F064

tetradic

#64D3F0 #C764F0 #F08164 #8DF064

square

#64D3F0 #C764F0 #F08164 #8DF064

split-complementary

#64D3F0 #F0648D #F0C764

monochromatic

#13A1C6 #2CC3EB #64D3F0 #9CE3F5 #D4F3FB

Accessibility & contrast

On white

1.73

#64D3F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#64D3F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D3F0

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D3F0	#FFFFFF	#000000	##000000
##64D3F0	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0CDF2

Deuteranopia (green-blind)

#ABBEF0

Tritanopia (blue-blind)

#00DDDC

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #64d3f0;
/* rgb */ color: rgb(100, 211, 240);
/* oklch */ color: oklch(81.3% 0.109 217.5);

Tailwind

colors: {
  custom: {
    50: '#9ce0f5',
    500: '#64d3f0',
    950: '#000000',
  },
}

SCSS

$custom: #64d3f0;
$custom-light: #9ce0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#64d3f0",
  "rgb": {
    "r": 100,
    "g": 211,
    "b": 240
  },
  "hsl": {
    "h": 192.429,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.81289,
    "c": 0.10865,
    "h": 217.5
  },
  "luminance": 0.55589
}

Semantic roles & 50–950 ramp

primary

#64D3F0

secondary

#C45235

accent

#3307DF

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D3F0

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

Preview Lab → · Contrast checker → · Palette generator →