#64B7DC#64B7DC

#64B7DC is a light, moderate cyan. Relative luminance 0.417; OKLCH L 74.1% C 0.097 H 229.0°. Best body text is #000000 at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#64B7DC
RGB	rgb(100, 183, 220)
HSL	hsl(199, 63%, 63%)
HSV	hsv(199, 55%, 86%)
CMYK	cmyk(54.5%, 16.8%, 0%, 13.7%)
CIE-LAB	lab(70.69, -14.94, -26.30)
CIE-LCH	lch(70.69, 30.24, 240.40°)
OKLab	oklab(74.12% -0.0635 -0.0732)
OKLCH	oklch(74.12% 0.097 229)
XYZ	xyz(35.1024, 41.7405, 73.9032)
Luminance	0.4174 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B7DC #DC8964

analogous

#64DCC5 #64B7DC #647BDC

triadic

#64B7DC #DC64B7 #B7DC64

tetradic

#64B7DC #C564DC #DC8964 #7BDC64

square

#64B7DC #C564DC #DC8964 #7BDC64

split-complementary

#64B7DC #DC647B #DCC564

monochromatic

#247BA1 #32A0D1 #64B7DC #96CEE7 #C8E5F3

Accessibility & contrast

On white

2.25

#64B7DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.35

#64B7DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B7DC

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B7DC	#FFFFFF	#000000	##000000
##64B7DC	1.00	2.25	9.35	9.35
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.35	21.00	1.00	1.00
##000000	9.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B4DE

Deuteranopia (green-blind)

#93A7DC

Tritanopia (blue-blind)

#00C2C3

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #64b7dc;
/* rgb */ color: rgb(100, 183, 220);
/* oklch */ color: oklch(74.1% 0.097 229.0);

Tailwind

colors: {
  custom: {
    50: '#99cce7',
    500: '#64b7dc',
    950: '#000000',
  },
}

SCSS

$custom: #64b7dc;
$custom-light: #99cce7;
$custom-dark: #000000;

JSON

{
  "hex": "#64b7dc",
  "rgb": {
    "r": 100,
    "g": 183,
    "b": 220
  },
  "hsl": {
    "h": 198.5,
    "s": 63.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.74118,
    "c": 0.09688,
    "h": 229
  },
  "luminance": 0.41744
}

Semantic roles & 50–950 ramp

primary

#64B7DC

secondary

#E4C6B8

accent

#511BCB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0F1316

muted

#7E8284

Preview Lab

Preview with #64B7DC

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

Preview Lab → · Contrast checker → · Palette generator →