#64A8DD#64A8DD

#64A8DD is a light, moderate cyan. Relative luminance 0.359; OKLCH L 70.8% C 0.104 H 243.5°. Best body text is #000000 at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#64A8DD
RGB	rgb(100, 168, 221)
HSL	hsl(206, 64%, 63%)
HSV	hsv(206, 55%, 87%)
CMYK	cmyk(54.8%, 24%, 0%, 13.3%)
CIE-LAB	lab(66.47, -6.53, -33.36)
CIE-LCH	lch(66.47, 33.99, 258.92°)
OKLab	oklab(70.78% -0.0465 -0.0934)
OKLCH	oklch(70.78% 0.104 243.5)
XYZ	xyz(32.3046, 35.9323, 73.6258)
Luminance	0.3594 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A8DD #DD9964

analogous

#64DDD5 #64A8DD #646BDD

triadic

#64A8DD #DD64A8 #A8DD64

tetradic

#64A8DD #D564DD #DD9964 #6BDD64

square

#64A8DD #D564DD #DD9964 #6BDD64

split-complementary

#64A8DD #DD646B #DDD564

monochromatic

#246BA3 #328CD2 #64A8DD #96C4E8 #C8E0F3

Accessibility & contrast

On white

2.57

#64A8DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.19

#64A8DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A8DD

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A8DD	#FFFFFF	#000000	##000000
##64A8DD	1.00	2.57	8.19	8.19
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.19	21.00	1.00	1.00
##000000	8.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A9DF

Deuteranopia (green-blind)

#819CDC

Tritanopia (blue-blind)

#02B5BA

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #64a8dd;
/* rgb */ color: rgb(100, 168, 221);
/* oklch */ color: oklch(70.8% 0.104 243.5);

Tailwind

colors: {
  custom: {
    50: '#98c1e7',
    500: '#64a8dd',
    950: '#000000',
  },
}

SCSS

$custom: #64a8dd;
$custom-light: #98c1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#64a8dd",
  "rgb": {
    "r": 100,
    "g": 168,
    "b": 221
  },
  "hsl": {
    "h": 206.281,
    "s": 64.021,
    "l": 62.941
  },
  "oklch": {
    "l": 0.70781,
    "c": 0.10429,
    "h": 243.5
  },
  "luminance": 0.35935
}

Semantic roles & 50–950 ramp

primary

#64A8DD

secondary

#E4CCB9

accent

#681ACC

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #64A8DD

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

Preview Lab → · Contrast checker → · Palette generator →