#64B4D9#64B4D9

#64B4D9 is a light, moderate cyan. Relative luminance 0.404; OKLCH L 73.3% C 0.095 H 229.9°. Best body text is #000000 at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#64B4D9
RGB	rgb(100, 180, 217)
HSL	hsl(199, 61%, 62%)
HSV	hsv(199, 54%, 85%)
CMYK	cmyk(53.9%, 17.1%, 0%, 14.9%)
CIE-LAB	lab(69.72, -14.23, -26.14)
CIE-LCH	lch(69.72, 29.76, 241.44°)
OKLab	oklab(73.31% -0.0613 -0.0727)
OKLCH	oklch(73.31% 0.095 229.9)
XYZ	xyz(34.0965, 40.3586, 71.6254)
Luminance	0.4036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B4D9 #D98964

analogous

#64D9C3 #64B4D9 #647AD9

triadic

#64B4D9 #D964B4 #B4D964

tetradic

#64B4D9 #C364D9 #D98964 #7AD964

square

#64B4D9 #C364D9 #D98964 #7AD964

split-complementary

#64B4D9 #D9647A #D9C364

monochromatic

#26779C #339CCD #64B4D9 #95CCE5 #C6E4F1

Accessibility & contrast

On white

2.31

#64B4D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.07

#64B4D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B4D9

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B4D9	#FFFFFF	#000000	##000000
##64B4D9	1.00	2.31	9.07	9.07
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.07	21.00	1.00	1.00
##000000	9.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B1DB

Deuteranopia (green-blind)

#91A5D9

Tritanopia (blue-blind)

#03BEC0

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #64b4d9;
/* rgb */ color: rgb(100, 180, 217);
/* oklch */ color: oklch(73.3% 0.095 229.9);

Tailwind

colors: {
  custom: {
    50: '#98cae4',
    500: '#64b4d9',
    950: '#000000',
  },
}

SCSS

$custom: #64b4d9;
$custom-light: #98cae4;
$custom-dark: #000000;

JSON

{
  "hex": "#64b4d9",
  "rgb": {
    "r": 100,
    "g": 180,
    "b": 217
  },
  "hsl": {
    "h": 198.974,
    "s": 60.622,
    "l": 62.157
  },
  "oklch": {
    "l": 0.73311,
    "c": 0.09508,
    "h": 229.9
  },
  "luminance": 0.40362
}

Semantic roles & 50–950 ramp

primary

#64B4D9

secondary

#E2C5B7

accent

#531DC8

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #64B4D9

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

Preview Lab → · Contrast checker → · Palette generator →