#64A8DC#64A8DC

#64A8DC is a light, moderate cyan. Relative luminance 0.359; OKLCH L 70.7% C 0.103 H 243.0°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#64A8DC
RGB	rgb(100, 168, 220)
HSL	hsl(206, 63%, 63%)
HSV	hsv(206, 55%, 86%)
CMYK	cmyk(54.5%, 23.6%, 0%, 13.7%)
CIE-LAB	lab(66.43, -6.83, -32.87)
CIE-LCH	lch(66.43, 33.57, 258.25°)
OKLab	oklab(70.74% -0.0468 -0.092)
OKLCH	oklch(70.74% 0.103 243)
XYZ	xyz(32.1717, 35.8792, 72.9263)
Luminance	0.3588 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A8DC #DC9864

analogous

#64DCD4 #64A8DC #646CDC

triadic

#64A8DC #DC64A8 #A8DC64

tetradic

#64A8DC #D464DC #DC9864 #6CDC64

square

#64A8DC #D464DC #DC9864 #6CDC64

split-complementary

#64A8DC #DC646C #DCD464

monochromatic

#246BA1 #328CD1 #64A8DC #96C4E7 #C8E0F3

Accessibility & contrast

On white

2.57

#64A8DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.18

#64A8DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A8DC

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A8DC	#FFFFFF	#000000	##000000
##64A8DC	1.00	2.57	8.18	8.18
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.18	21.00	1.00	1.00
##000000	8.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A8DE

Deuteranopia (green-blind)

#819CDB

Tritanopia (blue-blind)

#07B5BA

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #64a8dc;
/* rgb */ color: rgb(100, 168, 220);
/* oklch */ color: oklch(70.7% 0.103 243.0);

Tailwind

colors: {
  custom: {
    50: '#98c1e7',
    500: '#64a8dc',
    950: '#000000',
  },
}

SCSS

$custom: #64a8dc;
$custom-light: #98c1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#64a8dc",
  "rgb": {
    "r": 100,
    "g": 168,
    "b": 220
  },
  "hsl": {
    "h": 206,
    "s": 63.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.70736,
    "c": 0.10319,
    "h": 243
  },
  "luminance": 0.35882
}

Semantic roles & 50–950 ramp

primary

#64A8DC

secondary

#E4CBB8

accent

#671BCB

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #64A8DC

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

Preview Lab → · Contrast checker → · Palette generator →