#64BCEB#64BCEB

#64BCEB is a light, moderate cyan. Relative luminance 0.447; OKLCH L 75.9% C 0.108 H 234.0°. Best body text is #000000 at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#64BCEB
RGB	rgb(100, 188, 235)
HSL	hsl(201, 77%, 66%)
HSV	hsv(201, 57%, 92%)
CMYK	cmyk(57.4%, 20%, 0%, 7.8%)
CIE-LAB	lab(72.67, -13.14, -31.40)
CIE-LCH	lch(72.67, 34.04, 247.30°)
OKLab	oklab(75.88% -0.0637 -0.0877)
OKLCH	oklch(75.88% 0.108 234)
XYZ	xyz(38.2285, 44.6704, 85.1888)
Luminance	0.4467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCEB #EB9364

analogous

#64EBD7 #64BCEB #6478EB

triadic

#64BCEB #EB64BC #BCEB64

tetradic

#64BCEB #D764EB #EB9364 #78EB64

square

#64BCEB #D764EB #EB9364 #78EB64

split-complementary

#64BCEB #EB6478 #EBD764

monochromatic

#1883BC #2EA5E4 #64BCEB #9AD3F2 #D0EBF9

Accessibility & contrast

On white

2.11

#64BCEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.93

#64BCEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCEB

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCEB	#FFFFFF	#000000	##000000
##64BCEB	1.00	2.11	9.93	9.93
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.93	21.00	1.00	1.00
##000000	9.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5BAED

Deuteranopia (green-blind)

#93ACEA

Tritanopia (blue-blind)

#00C8CC

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #64bceb;
/* rgb */ color: rgb(100, 188, 235);
/* oklch */ color: oklch(75.9% 0.108 234.0);

Tailwind

colors: {
  custom: {
    50: '#9ad0f1',
    500: '#64bceb',
    950: '#000000',
  },
}

SCSS

$custom: #64bceb;
$custom-light: #9ad0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#64bceb",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 235
  },
  "hsl": {
    "h": 200.889,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.75881,
    "c": 0.10838,
    "h": 234
  },
  "luminance": 0.44674
}

Semantic roles & 50–950 ramp

primary

#64BCEB

secondary

#ECCFBF

accent

#540CD9

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #64BCEB

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

Preview Lab → · Contrast checker → · Palette generator →