#64BBCF#64BBCF

#64BBCF is a light, moderate cyan. Relative luminance 0.428; OKLCH L 74.5% C 0.088 H 214.5°. Best body text is #000000 at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#64BBCF
RGB	rgb(100, 187, 207)
HSL	hsl(191, 53%, 60%)
HSV	hsv(191, 52%, 81%)
CMYK	cmyk(51.7%, 9.7%, 0%, 18.8%)
CIE-LAB	lab(71.39, -20.74, -18.14)
CIE-LCH	lch(71.39, 27.55, 221.16°)
OKLab	oklab(74.52% -0.0729 -0.0501)
OKLCH	oklch(74.52% 0.088 214.5)
XYZ	xyz(34.2840, 42.7520, 65.4646)
Luminance	0.4275 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBCF #CF7864

analogous

#64CFAD #64BBCF #6485CF

triadic

#64BBCF #CF64BB #BBCF64

tetradic

#64BBCF #AD64CF #CF7864 #85CF64

square

#64BBCF #AD64CF #CF7864 #85CF64

split-complementary

#64BBCF #CF6485 #CFAD64

monochromatic

#2C7B8D #3AA3BC #64BBCF #93D0DD #C1E4EC

Accessibility & contrast

On white

2.20

#64BBCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.55

#64BBCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBCF

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBCF	#FFFFFF	#000000	##000000
##64BBCF	1.00	2.20	9.55	9.55
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.55	21.00	1.00	1.00
##000000	9.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB6D0

Deuteranopia (green-blind)

#9CAACF

Tritanopia (blue-blind)

#1AC3C1

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #64bbcf;
/* rgb */ color: rgb(100, 187, 207);
/* oklch */ color: oklch(74.5% 0.088 214.5);

Tailwind

colors: {
  custom: {
    50: '#98cfdd',
    500: '#64bbcf',
    950: '#000000',
  },
}

SCSS

$custom: #64bbcf;
$custom-light: #98cfdd;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbcf",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 207
  },
  "hsl": {
    "h": 191.215,
    "s": 52.709,
    "l": 60.196
  },
  "oklch": {
    "l": 0.74522,
    "c": 0.08848,
    "h": 214.5
  },
  "luminance": 0.42755
}

Semantic roles & 50–950 ramp

primary

#64BBCF

secondary

#DCBBB3

accent

#4225C0

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #64BBCF

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

Preview Lab → · Contrast checker → · Palette generator →