#64A8F0#64A8F0

#64A8F0 is a light, vivid cyan. Relative luminance 0.370; OKLCH L 71.7% C 0.127 H 251.2°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#64A8F0
RGB	rgb(100, 168, 240)
HSL	hsl(211, 82%, 67%)
HSV	hsv(211, 58%, 94%)
CMYK	cmyk(58.3%, 30%, 0%, 5.9%)
CIE-LAB	lab(67.28, -0.65, -42.51)
CIE-LCH	lch(67.28, 42.52, 269.13°)
OKLab	oklab(71.69% -0.0407 -0.1198)
OKLCH	oklch(71.69% 0.127 251.2)
XYZ	xyz(34.9807, 37.0027, 87.7200)
Luminance	0.3701 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A8F0 #F0AC64

analogous

#64EEF0 #64A8F0 #6664F0

triadic

#64A8F0 #F064A8 #A8F064

tetradic

#64A8F0 #F064EE #F0AC64 #64F066

square

#64A8F0 #F064EE #F0AC64 #64F066

split-complementary

#64A8F0 #F06664 #EEF064

monochromatic

#136AC6 #2C89EB #64A8F0 #9CC7F5 #D4E7FB

Accessibility & contrast

On white

2.50

#64A8F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#64A8F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A8F0

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A8F0	#FFFFFF	#000000	##000000
##64A8F0	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AABF3

Deuteranopia (green-blind)

#779EEF

Tritanopia (blue-blind)

#00B9C1

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #64a8f0;
/* rgb */ color: rgb(100, 168, 240);
/* oklch */ color: oklch(71.7% 0.127 251.2);

Tailwind

colors: {
  custom: {
    50: '#9ac1f5',
    500: '#64a8f0',
    950: '#000000',
  },
}

SCSS

$custom: #64a8f0;
$custom-light: #9ac1f5;
$custom-dark: #000000;

JSON

{
  "hex": "#64a8f0",
  "rgb": {
    "r": 100,
    "g": 168,
    "b": 240
  },
  "hsl": {
    "h": 210.857,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.71687,
    "c": 0.12655,
    "h": 251.2
  },
  "luminance": 0.37006
}

Semantic roles & 50–950 ramp

primary

#64A8F0

secondary

#EED9C1

accent

#7607DF

background

#FAFBFE

surface

#F3F7FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A8F0

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

Preview Lab → · Contrast checker → · Palette generator →