#64D3EC#64D3EC

#64D3EC is a light, moderate cyan. Relative luminance 0.554; OKLCH L 81.1% C 0.107 H 214.7°. Best body text is #000000 at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#64D3EC
RGB	rgb(100, 211, 236)
HSL	hsl(191, 78%, 66%)
HSV	hsv(191, 58%, 93%)
CMYK	cmyk(57.6%, 10.6%, 0%, 7.5%)
CIE-LAB	lab(79.24, -24.67, -21.89)
CIE-LCH	lch(79.24, 32.98, 221.59°)
OKLab	oklab(81.14% -0.0877 -0.0607)
OKLCH	oklch(81.14% 0.107 214.7)
XYZ	xyz(43.6840, 55.3497, 87.7220)
Luminance	0.5535 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64D3EC #EC7D64

analogous

#64ECC1 #64D3EC #648FEC

triadic

#64D3EC #EC64D3 #D3EC64

tetradic

#64D3EC #C164EC #EC7D64 #8FEC64

square

#64D3EC #C164EC #EC7D64 #8FEC64

split-complementary

#64D3EC #EC648F #ECC164

monochromatic

#17A0BE #2DC4E5 #64D3EC #9BE2F3 #D1F2F9

Accessibility & contrast

On white

1.74

#64D3EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.07

#64D3EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64D3EC

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64D3EC	#FFFFFF	#000000	##000000
##64D3EC	1.00	1.74	12.07	12.07
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.07	21.00	1.00	1.00
##000000	12.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1CDED

Deuteranopia (green-blind)

#ADBEEC

Tritanopia (blue-blind)

#00DDDB

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #64d3ec;
/* rgb */ color: rgb(100, 211, 236);
/* oklch */ color: oklch(81.1% 0.107 214.7);

Tailwind

colors: {
  custom: {
    50: '#9ce0f2',
    500: '#64d3ec',
    950: '#000000',
  },
}

SCSS

$custom: #64d3ec;
$custom-light: #9ce0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#64d3ec",
  "rgb": {
    "r": 100,
    "g": 211,
    "b": 236
  },
  "hsl": {
    "h": 191.029,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.81137,
    "c": 0.10669,
    "h": 214.7
  },
  "luminance": 0.55354
}

Semantic roles & 50–950 ramp

primary

#64D3EC

secondary

#BD5037

accent

#310BDA

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #64D3EC

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

Preview Lab → · Contrast checker → · Palette generator →