#64C1EF#64C1EF

#64C1EF is a light, moderate cyan. Relative luminance 0.471; OKLCH L 77.2% C 0.110 H 232.1°. Best body text is #000000 at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#64C1EF
RGB	rgb(100, 193, 239)
HSL	hsl(200, 81%, 66%)
HSV	hsv(200, 58%, 94%)
CMYK	cmyk(58.2%, 19.2%, 0%, 6.3%)
CIE-LAB	lab(74.24, -14.58, -31.15)
CIE-LCH	lch(74.24, 34.40, 244.92°)
OKLab	oklab(77.18% -0.0676 -0.087)
OKLCH	oklch(77.18% 0.11 232.1)
XYZ	xyz(39.8995, 47.0775, 88.6288)
Luminance	0.4708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C1EF #EF9264

analogous

#64EFD8 #64C1EF #647CEF

triadic

#64C1EF #EF64C1 #C1EF64

tetradic

#64C1EF #D864EF #EF9264 #7CEF64

square

#64C1EF #D864EF #EF9264 #7CEF64

split-complementary

#64C1EF #EF647C #EFD864

monochromatic

#148AC4 #2DABE9 #64C1EF #9BD7F5 #D3EDFA

Accessibility & contrast

On white

2.02

#64C1EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.42

#64C1EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C1EF

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C1EF	#FFFFFF	#000000	##000000
##64C1EF	1.00	2.02	10.42	10.42
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.42	21.00	1.00	1.00
##000000	10.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AABFF1

Deuteranopia (green-blind)

#97B0EE

Tritanopia (blue-blind)

#00CDD0

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #64c1ef;
/* rgb */ color: rgb(100, 193, 239);
/* oklch */ color: oklch(77.2% 0.110 232.1);

Tailwind

colors: {
  custom: {
    50: '#9bd3f4',
    500: '#64c1ef',
    950: '#000000',
  },
}

SCSS

$custom: #64c1ef;
$custom-light: #9bd3f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64c1ef",
  "rgb": {
    "r": 100,
    "g": 193,
    "b": 239
  },
  "hsl": {
    "h": 199.856,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.77175,
    "c": 0.11016,
    "h": 232.1
  },
  "luminance": 0.47081
}

Semantic roles & 50–950 ramp

primary

#64C1EF

secondary

#EED0C1

accent

#4F08DE

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #64C1EF

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

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