#64B3DA#64B3DA

#64B3DA is a light, moderate cyan. Relative luminance 0.400; OKLCH L 73.1% C 0.096 H 231.6°. Best body text is #000000 at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#64B3DA
RGB	rgb(100, 179, 218)
HSL	hsl(200, 61%, 62%)
HSV	hsv(200, 54%, 85%)
CMYK	cmyk(54.1%, 17.9%, 0%, 14.5%)
CIE-LAB	lab(69.48, -13.40, -27.07)
CIE-LCH	lch(69.48, 30.21, 243.66°)
OKLab	oklab(73.13% -0.0598 -0.0753)
OKLCH	oklch(73.13% 0.096 231.6)
XYZ	xyz(34.0258, 40.0085, 72.2454)
Luminance	0.4001 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B3DA #DA8B64

analogous

#64DAC6 #64B3DA #6478DA

triadic

#64B3DA #DA64B3 #B3DA64

tetradic

#64B3DA #C664DA #DA8B64 #78DA64

square

#64B3DA #C664DA #DA8B64 #78DA64

split-complementary

#64B3DA #DA6478 #DAC664

monochromatic

#26769E #339BCE #64B3DA #95CBE6 #C7E3F2

Accessibility & contrast

On white

2.33

#64B3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.00

#64B3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B3DA

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B3DA	#FFFFFF	#000000	##000000
##64B3DA	1.00	2.33	9.00	9.00
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.00	21.00	1.00	1.00
##000000	9.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B1DC

Deuteranopia (green-blind)

#8FA4D9

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #64b3da;
/* rgb */ color: rgb(100, 179, 218);
/* oklch */ color: oklch(73.1% 0.096 231.6);

Tailwind

colors: {
  custom: {
    50: '#98c9e5',
    500: '#64b3da',
    950: '#000000',
  },
}

SCSS

$custom: #64b3da;
$custom-light: #98c9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#64b3da",
  "rgb": {
    "r": 100,
    "g": 179,
    "b": 218
  },
  "hsl": {
    "h": 199.831,
    "s": 61.458,
    "l": 62.353
  },
  "oklch": {
    "l": 0.73126,
    "c": 0.09619,
    "h": 231.6
  },
  "luminance": 0.40011
}

Semantic roles & 50–950 ramp

primary

#64B3DA

secondary

#E2C6B7

accent

#551CC9

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1315

muted

#7E8284

Preview Lab

Preview with #64B3DA

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

Preview Lab → · Contrast checker → · Palette generator →