#64D3EF#64D3EF

#64D3EF is a light, moderate cyan. Relative luminance 0.555; OKLCH L 81.3% C 0.108 H 216.8°. Best body text is #000000 at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#64D3EF
RGB	rgb(100, 211, 239)
HSL	hsl(192, 81%, 66%)
HSV	hsv(192, 58%, 94%)
CMYK	cmyk(58.2%, 11.7%, 0%, 6.3%)
CIE-LAB	lab(79.34, -23.81, -23.34)
CIE-LCH	lch(79.34, 33.34, 224.43°)
OKLab	oklab(81.25% -0.0866 -0.0648)
OKLCH	oklch(81.25% 0.108 216.8)
XYZ	xyz(44.1236, 55.5255, 90.0368)
Luminance	0.5553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D3EF #EF8064

analogous

#64EFC6 #64D3EF #648EEF

triadic

#64D3EF #EF64D3 #D3EF64

tetradic

#64D3EF #C664EF #EF8064 #8EEF64

square

#64D3EF #C664EF #EF8064 #8EEF64

split-complementary

#64D3EF #EF648E #EFC664

monochromatic

#14A1C4 #2DC3E9 #64D3EF #9BE3F5 #D3F2FA

Accessibility & contrast

On white

1.73

#64D3EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.11

#64D3EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D3EF

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D3EF	#FFFFFF	#000000	##000000
##64D3EF	1.00	1.73	12.11	12.11
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.11	21.00	1.00	1.00
##000000	12.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0CDF1

Deuteranopia (green-blind)

#ACBEEF

Tritanopia (blue-blind)

#00DDDC

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #64d3ef;
/* rgb */ color: rgb(100, 211, 239);
/* oklch */ color: oklch(81.3% 0.108 216.8);

Tailwind

colors: {
  custom: {
    50: '#9ce0f4',
    500: '#64d3ef',
    950: '#000000',
  },
}

SCSS

$custom: #64d3ef;
$custom-light: #9ce0f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64d3ef",
  "rgb": {
    "r": 100,
    "g": 211,
    "b": 239
  },
  "hsl": {
    "h": 192.086,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.81251,
    "c": 0.10813,
    "h": 216.8
  },
  "luminance": 0.5553
}

Semantic roles & 50–950 ramp

primary

#64D3EF

secondary

#C25235

accent

#3308DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D3EF

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

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