#64B4E0#64B4E0

#64B4E0 is a light, moderate cyan. Relative luminance 0.407; OKLCH L 73.6% C 0.101 H 234.5°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#64B4E0
RGB	rgb(100, 180, 224)
HSL	hsl(201, 67%, 64%)
HSV	hsv(201, 55%, 88%)
CMYK	cmyk(55.4%, 19.6%, 0%, 12.2%)
CIE-LAB	lab(69.99, -12.16, -29.56)
CIE-LCH	lch(69.99, 31.97, 247.64°)
OKLab	oklab(73.61% -0.0588 -0.0825)
OKLCH	oklch(73.61% 0.101 234.5)
XYZ	xyz(35.0263, 40.7305, 76.5225)
Luminance	0.4073 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B4E0 #E09064

analogous

#64E0CE #64B4E0 #6476E0

triadic

#64B4E0 #E064B4 #B4E064

tetradic

#64B4E0 #CE64E0 #E09064 #76E064

square

#64B4E0 #CE64E0 #E09064 #76E064

split-complementary

#64B4E0 #E06476 #E0CE64

monochromatic

#2278A8 #319BD6 #64B4E0 #97CDEA #CAE5F4

Accessibility & contrast

On white

2.30

#64B4E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#64B4E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B4E0

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B4E0	#FFFFFF	#000000	##000000
##64B4E0	1.00	2.30	9.15	9.15
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB2E2

Deuteranopia (green-blind)

#8EA5DF

Tritanopia (blue-blind)

#00C0C3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #64b4e0;
/* rgb */ color: rgb(100, 180, 224);
/* oklch */ color: oklch(73.6% 0.101 234.5);

Tailwind

colors: {
  custom: {
    50: '#99cae9',
    500: '#64b4e0',
    950: '#000000',
  },
}

SCSS

$custom: #64b4e0;
$custom-light: #99cae9;
$custom-dark: #000000;

JSON

{
  "hex": "#64b4e0",
  "rgb": {
    "r": 100,
    "g": 180,
    "b": 224
  },
  "hsl": {
    "h": 201.29,
    "s": 66.667,
    "l": 63.529
  },
  "oklch": {
    "l": 0.73607,
    "c": 0.10127,
    "h": 234.5
  },
  "luminance": 0.40734
}

Semantic roles & 50–950 ramp

primary

#64B4E0

secondary

#E6CABA

accent

#5817CF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0F1316

muted

#7E8284

Preview Lab

Preview with #64B4E0

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

Preview Lab → · Contrast checker → · Palette generator →