#64D4EF#64D4EF

#64D4EF is a light, moderate cyan. Relative luminance 0.560; OKLCH L 81.5% C 0.108 H 215.9°. Best body text is #000000 at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#64D4EF
RGB	rgb(100, 212, 239)
HSL	hsl(192, 81%, 66%)
HSV	hsv(192, 58%, 94%)
CMYK	cmyk(58.2%, 11.3%, 0%, 6.3%)
CIE-LAB	lab(79.63, -24.31, -22.91)
CIE-LCH	lch(79.63, 33.40, 223.30°)
OKLab	oklab(81.48% -0.0876 -0.0635)
OKLCH	oklch(81.48% 0.108 215.9)
XYZ	xyz(44.3728, 56.0239, 90.1199)
Luminance	0.5603 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D4EF #EF7F64

analogous

#64EFC5 #64D4EF #648FEF

triadic

#64D4EF #EF64D4 #D4EF64

tetradic

#64D4EF #C564EF #EF7F64 #8FEF64

square

#64D4EF #C564EF #EF7F64 #8FEF64

split-complementary

#64D4EF #EF648F #EFC564

monochromatic

#14A2C4 #2DC5E9 #64D4EF #9BE3F5 #D3F3FA

Accessibility & contrast

On white

1.72

#64D4EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.21

#64D4EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D4EF

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D4EF	#FFFFFF	#000000	##000000
##64D4EF	1.00	1.72	12.21	12.21
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.21	21.00	1.00	1.00
##000000	12.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1CEF1

Deuteranopia (green-blind)

#ADBFEF

Tritanopia (blue-blind)

#00DEDC

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #64d4ef;
/* rgb */ color: rgb(100, 212, 239);
/* oklch */ color: oklch(81.5% 0.108 215.9);

Tailwind

colors: {
  custom: {
    50: '#9ce1f4',
    500: '#64d4ef',
    950: '#000000',
  },
}

SCSS

$custom: #64d4ef;
$custom-light: #9ce1f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64d4ef",
  "rgb": {
    "r": 100,
    "g": 212,
    "b": 239
  },
  "hsl": {
    "h": 191.655,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.81479,
    "c": 0.10826,
    "h": 215.9
  },
  "luminance": 0.56028
}

Semantic roles & 50–950 ramp

primary

#64D4EF

secondary

#C25135

accent

#3108DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #64D4EF

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

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