#648DB2#648DB2
#648DB2 is a light, moderate cyan. Relative luminance 0.250; OKLCH L 62.8% C 0.072 H 246.5°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #648DB2 |
|---|---|
| RGB | rgb(100, 141, 178) |
| HSL | hsl(208, 34%, 55%) |
| HSV | hsv(208, 44%, 70%) |
| CMYK | cmyk(43.8%, 20.8%, 0%, 30.2%) |
| CIE-LAB | lab(57.05, -4.13, -23.83) |
| CIE-LCH | lch(57.05, 24.19, 260.17°) |
| OKLab | oklab(62.78% -0.0288 -0.0661) |
| OKLCH | oklch(62.78% 0.072 246.5) |
| XYZ | xyz(22.8136, 24.9720, 45.7288) |
| Luminance | 0.2497 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Faded Blue
#658CBB
ΔE00 2.57
Dusty Blue
#5A86AD
ΔE00 2.67
Off Blue
#5684AE
ΔE00 3.54
Cool Blue
#4984B8
ΔE00 4.77
Blue Grey
#758DA3
ΔE00 4.88
Greyish Blue
#5E819D
ΔE00 4.99
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#648DB2 #B28964
analogous
#64B2B0 #648DB2 #6466B2
triadic
#648DB2 #B2648D #8DB264
tetradic
#648DB2 #B064B2 #B28964 #66B264
square
#648DB2 #B064B2 #B28964 #66B264
split-complementary
#648DB2 #B26466 #B2B064
monochromatic
#344F68 #486E91 #648DB2 #8DABC6 #B6C9DB
Accessibility & contrast
On white
3.50
#648DB2 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#648DB2 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #648DB2
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##648DB2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##648DB2 | 1.00 | 3.50 | 5.99 | 5.99 |
| #FFFFFF | 3.50 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7E8DB4
Deuteranopia (green-blind)
#7485B1
Tritanopia (blue-blind)
#459699
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #648db2; /* rgb */ color: rgb(100, 141, 178); /* oklch */ color: oklch(62.8% 0.072 246.5);
Tailwind
colors: {
custom: {
50: '#94aec9',
500: '#648db2',
950: '#000000',
},
}SCSS
$custom: #648db2; $custom-light: #94aec9; $custom-dark: #000000;
JSON
{
"hex": "#648db2",
"rgb": {
"r": 100,
"g": 141,
"b": 178
},
"hsl": {
"h": 208.462,
"s": 33.621,
"l": 54.51
},
"oklch": {
"l": 0.6278,
"c": 0.07214,
"h": 246.5
},
"luminance": 0.24973
}Semantic roles & 50–950 ramp
primary
#648DB2
secondary
#C9B8A8
accent
#915ECA
background
#F9FAFC
surface
#F2F4F8
border
#CCCED1
text
#0D1013
muted
#7E7F82