#64ACDB#64ACDB
#64ACDB is a light, moderate cyan. Relative luminance 0.373; OKLCH L 71.6% C 0.100 H 238.9°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).
Color values
| HEX | #64ACDB |
|---|---|
| RGB | rgb(100, 172, 219) |
| HSL | hsl(204, 62%, 63%) |
| HSV | hsv(204, 54%, 86%) |
| CMYK | cmyk(54.3%, 21.5%, 0%, 14.1%) |
| CIE-LAB | lab(67.52, -9.33, -30.63) |
| CIE-LCH | lch(67.52, 32.02, 253.06°) |
| OKLab | oklab(71.59% -0.0516 -0.0855) |
| OKLCH | oklch(71.59% 0.1 238.9) |
| XYZ | xyz(32.7895, 37.3260, 72.4808) |
| Luminance | 0.3733 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sky Blue (survey)
#75BBFD
ΔE00 6.03
Deepskyblue
#00BFFF
ΔE00 7.32
Lightblue (survey)
#7BC8F6
ΔE00 7.55
Azure (survey)
#069AF3
ΔE00 7.68
Greyblue
#77A1B5
ΔE00 7.93
Sky
#82CAFC
ΔE00 8.18
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#64ACDB #DB9364
analogous
#64DBCE #64ACDB #6471DB
triadic
#64ACDB #DB64AC #ACDB64
tetradic
#64ACDB #CE64DB #DB9364 #71DB64
square
#64ACDB #CE64DB #DB9364 #71DB64
split-complementary
#64ACDB #DB6471 #DBCE64
monochromatic
#256FA0 #3291CF #64ACDB #96C7E7 #C7E1F2
Accessibility & contrast
On white
2.48
#64ACDB on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.47
#64ACDB on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #64ACDB
8.47:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##64ACDB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##64ACDB | 1.00 | 2.48 | 8.47 | 8.47 |
| #FFFFFF | 2.48 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.47 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.47 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#97ABDD
Deuteranopia (green-blind)
#879FDA
Tritanopia (blue-blind)
#06B8BC
Achromatopsia (no color)
#A4A4A4
Design tokens & code
CSS
--color: #64acdb; /* rgb */ color: rgb(100, 172, 219); /* oklch */ color: oklch(71.6% 0.100 238.9);
Tailwind
colors: {
custom: {
50: '#98c4e6',
500: '#64acdb',
950: '#000000',
},
}SCSS
$custom: #64acdb; $custom-light: #98c4e6; $custom-dark: #000000;
JSON
{
"hex": "#64acdb",
"rgb": {
"r": 100,
"g": 172,
"b": 219
},
"hsl": {
"h": 203.697,
"s": 62.304,
"l": 62.549
},
"oklch": {
"l": 0.71588,
"c": 0.09989,
"h": 238.9
},
"luminance": 0.37329
}Semantic roles & 50–950 ramp
primary
#64ACDB
secondary
#E3C9B8
accent
#601BCA
background
#F9FCFE
surface
#F2F8FC
border
#CCD1D5
text
#0E1216
muted
#7E8184