#64BCDB#64BCDB

#64BCDB is a light, moderate cyan. Relative luminance 0.438; OKLCH L 75.2% C 0.095 H 223.4°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#64BCDB
RGB	rgb(100, 188, 219)
HSL	hsl(196, 62%, 63%)
HSV	hsv(196, 54%, 86%)
CMYK	cmyk(54.3%, 14.2%, 0%, 14.1%)
CIE-LAB	lab(72.09, -17.85, -23.62)
CIE-LCH	lch(72.09, 29.60, 232.92°)
OKLab	oklab(75.22% -0.0694 -0.0656)
OKLCH	oklch(75.22% 0.095 223.4)
XYZ	xyz(36.0200, 43.7870, 73.5576)
Luminance	0.4379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCDB #DB8364

analogous

#64DBBE #64BCDB #6481DB

triadic

#64BCDB #DB64BC #BCDB64

tetradic

#64BCDB #BE64DB #DB8364 #81DB64

square

#64BCDB #BE64DB #DB8364 #81DB64

split-complementary

#64BCDB #DB6481 #DBBE64

monochromatic

#2580A0 #32A7CF #64BCDB #96D1E7 #C7E7F2

Accessibility & contrast

On white

2.15

#64BCDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#64BCDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCDB

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCDB	#FFFFFF	#000000	##000000
##64BCDB	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB8DD

Deuteranopia (green-blind)

#99ABDB

Tritanopia (blue-blind)

#00C6C6

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #64bcdb;
/* rgb */ color: rgb(100, 188, 219);
/* oklch */ color: oklch(75.2% 0.095 223.4);

Tailwind

colors: {
  custom: {
    50: '#99d0e6',
    500: '#64bcdb',
    950: '#000000',
  },
}

SCSS

$custom: #64bcdb;
$custom-light: #99d0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#64bcdb",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 219
  },
  "hsl": {
    "h": 195.63,
    "s": 62.304,
    "l": 62.549
  },
  "oklch": {
    "l": 0.75217,
    "c": 0.09548,
    "h": 223.4
  },
  "luminance": 0.4379
}

Semantic roles & 50–950 ramp

primary

#64BCDB

secondary

#E3C3B8

accent

#491BCA

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #64BCDB

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

Preview Lab → · Contrast checker → · Palette generator →