#64BFDB#64BFDB

#64BFDB is a light, moderate cyan. Relative luminance 0.451; OKLCH L 75.9% C 0.095 H 220.4°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#64BFDB
RGB	rgb(100, 191, 219)
HSL	hsl(194, 62%, 63%)
HSV	hsv(194, 54%, 86%)
CMYK	cmyk(54.3%, 12.8%, 0%, 14.1%)
CIE-LAB	lab(72.95, -19.40, -22.31)
CIE-LCH	lch(72.95, 29.56, 228.98°)
OKLab	oklab(75.9% -0.0727 -0.0619)
OKLCH	oklch(75.9% 0.095 220.4)
XYZ	xyz(36.6676, 45.0821, 73.7735)
Luminance	0.4508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BFDB #DB8064

analogous

#64DBBC #64BFDB #6483DB

triadic

#64BFDB #DB64BF #BFDB64

tetradic

#64BFDB #BC64DB #DB8064 #83DB64

square

#64BFDB #BC64DB #DB8064 #83DB64

split-complementary

#64BFDB #DB6483 #DBBC64

monochromatic

#2583A0 #32AACF #64BFDB #96D4E7 #C7E8F2

Accessibility & contrast

On white

2.10

#64BFDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#64BFDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BFDB

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BFDB	#FFFFFF	#000000	##000000
##64BFDB	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBBDD

Deuteranopia (green-blind)

#9CADDB

Tritanopia (blue-blind)

#00C8C8

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #64bfdb;
/* rgb */ color: rgb(100, 191, 219);
/* oklch */ color: oklch(75.9% 0.095 220.4);

Tailwind

colors: {
  custom: {
    50: '#99d2e6',
    500: '#64bfdb',
    950: '#000000',
  },
}

SCSS

$custom: #64bfdb;
$custom-light: #99d2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#64bfdb",
  "rgb": {
    "r": 100,
    "g": 191,
    "b": 219
  },
  "hsl": {
    "h": 194.118,
    "s": 62.304,
    "l": 62.549
  },
  "oklch": {
    "l": 0.75904,
    "c": 0.09547,
    "h": 220.4
  },
  "luminance": 0.45085
}

Semantic roles & 50–950 ramp

primary

#64BFDB

secondary

#E3C2B8

accent

#451BCA

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #64BFDB

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

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