#64BBDB#64BBDB

#64BBDB is a light, moderate cyan. Relative luminance 0.434; OKLCH L 75.0% C 0.096 H 224.4°. Best body text is #000000 at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#64BBDB
RGB	rgb(100, 187, 219)
HSL	hsl(196, 62%, 63%)
HSV	hsv(196, 54%, 86%)
CMYK	cmyk(54.3%, 14.6%, 0%, 14.1%)
CIE-LAB	lab(71.80, -17.33, -24.06)
CIE-LCH	lch(71.80, 29.65, 234.23°)
OKLab	oklab(74.99% -0.0683 -0.0668)
OKLCH	oklch(74.99% 0.096 224.4)
XYZ	xyz(35.8071, 43.3612, 73.4867)
Luminance	0.4336 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBDB #DB8464

analogous

#64DBBF #64BBDB #6480DB

triadic

#64BBDB #DB64BB #BBDB64

tetradic

#64BBDB #BF64DB #DB8464 #80DB64

square

#64BBDB #BF64DB #DB8464 #80DB64

split-complementary

#64BBDB #DB6480 #DBBF64

monochromatic

#257FA0 #32A5CF #64BBDB #96D1E7 #C7E7F2

Accessibility & contrast

On white

2.17

#64BBDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.67

#64BBDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBDB

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBDB	#FFFFFF	#000000	##000000
##64BBDB	1.00	2.17	9.67	9.67
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.67	21.00	1.00	1.00
##000000	9.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B7DD

Deuteranopia (green-blind)

#98AADB

Tritanopia (blue-blind)

#00C5C5

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #64bbdb;
/* rgb */ color: rgb(100, 187, 219);
/* oklch */ color: oklch(75.0% 0.096 224.4);

Tailwind

colors: {
  custom: {
    50: '#99cfe6',
    500: '#64bbdb',
    950: '#000000',
  },
}

SCSS

$custom: #64bbdb;
$custom-light: #99cfe6;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbdb",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 219
  },
  "hsl": {
    "h": 196.134,
    "s": 62.304,
    "l": 62.549
  },
  "oklch": {
    "l": 0.74989,
    "c": 0.09554,
    "h": 224.4
  },
  "luminance": 0.43364
}

Semantic roles & 50–950 ramp

primary

#64BBDB

secondary

#E3C3B8

accent

#4A1BCA

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0F1316

muted

#7E8284

Preview Lab

Preview with #64BBDB

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

Preview Lab → · Contrast checker → · Palette generator →