#64B5CE#64B5CE

#64B5CE is a light, moderate cyan. Relative luminance 0.402; OKLCH L 73.1% C 0.087 H 220.2°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#64B5CE
RGB	rgb(100, 181, 206)
HSL	hsl(194, 52%, 60%)
HSV	hsv(194, 51%, 81%)
CMYK	cmyk(51.5%, 12.1%, 0%, 19.2%)
CIE-LAB	lab(69.62, -17.93, -20.27)
CIE-LCH	lch(69.62, 27.06, 228.51°)
OKLab	oklab(73.1% -0.0665 -0.0561)
OKLCH	oklch(73.1% 0.087 220.2)
XYZ	xyz(32.9157, 40.2105, 64.4074)
Luminance	0.4021 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B5CE #CE7D64

analogous

#64CEB2 #64B5CE #6480CE

triadic

#64B5CE #CE64B5 #B5CE64

tetradic

#64B5CE #B264CE #CE7D64 #80CE64

square

#64B5CE #B264CE #CE7D64 #80CE64

split-complementary

#64B5CE #CE6480 #CEB264

monochromatic

#2C758C #3B9CBA #64B5CE #92CBDD #C1E1EB

Accessibility & contrast

On white

2.32

#64B5CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#64B5CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B5CE

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B5CE	#FFFFFF	#000000	##000000
##64B5CE	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B1CF

Deuteranopia (green-blind)

#96A5CE

Tritanopia (blue-blind)

#20BDBD

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #64b5ce;
/* rgb */ color: rgb(100, 181, 206);
/* oklch */ color: oklch(73.1% 0.087 220.2);

Tailwind

colors: {
  custom: {
    50: '#97cbdd',
    500: '#64b5ce',
    950: '#000000',
  },
}

SCSS

$custom: #64b5ce;
$custom-light: #97cbdd;
$custom-dark: #000000;

JSON

{
  "hex": "#64b5ce",
  "rgb": {
    "r": 100,
    "g": 181,
    "b": 206
  },
  "hsl": {
    "h": 194.151,
    "s": 51.961,
    "l": 60
  },
  "oklch": {
    "l": 0.73098,
    "c": 0.08701,
    "h": 220.2
  },
  "luminance": 0.40213
}

Semantic roles & 50–950 ramp

primary

#64B5CE

secondary

#DBBCB2

accent

#6E4CDB

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #64B5CE

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

Preview Lab → · Contrast checker → · Palette generator →