#648AC2#648AC2
#648AC2 is a light, moderate blue. Relative luminance 0.248; OKLCH L 62.9% C 0.095 H 257.9°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).
Color values
| HEX | #648AC2 |
|---|---|
| RGB | rgb(100, 138, 194) |
| HSL | hsl(216, 44%, 58%) |
| HSV | hsv(216, 48%, 76%) |
| CMYK | cmyk(48.5%, 28.9%, 0%, 23.9%) |
| CIE-LAB | lab(56.86, 2.32, -33.22) |
| CIE-LCH | lch(56.86, 33.30, 274.00°) |
| OKLab | oklab(62.85% -0.0199 -0.0931) |
| OKLCH | oklch(62.85% 0.095 257.9) |
| XYZ | xyz(24.0784, 24.7797, 54.5426) |
| Luminance | 0.2478 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Faded Blue
#658CBB
ΔE00 1.49
Dusty Blue
#5A86AD
ΔE00 4.48
Soft Blue
#6488EA
ΔE00 4.48
Off Blue
#5684AE
ΔE00 4.63
Cool Blue
#4984B8
ΔE00 5.37
Dark Sky Blue
#448EE4
ΔE00 5.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#648AC2 #C29C64
analogous
#64B9C2 #648AC2 #6D64C2
triadic
#648AC2 #C2648A #8AC264
tetradic
#648AC2 #C264B9 #C29C64 #64C26D
square
#648AC2 #C264B9 #C29C64 #64C26D
split-complementary
#648AC2 #C26D64 #B9C264
monochromatic
#304F7B #426BA7 #648AC2 #90ABD3 #BCCCE5
Accessibility & contrast
On white
3.53
#648AC2 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.96
#648AC2 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #648AC2
5.96:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##648AC2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##648AC2 | 1.00 | 3.53 | 5.96 | 5.96 |
| #FFFFFF | 3.53 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.96 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.96 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#758DC4
Deuteranopia (green-blind)
#6984C1
Tritanopia (blue-blind)
#3B969E
Achromatopsia (no color)
#888888
Design tokens & code
CSS
--color: #648ac2; /* rgb */ color: rgb(100, 138, 194); /* oklch */ color: oklch(62.9% 0.095 257.9);
Tailwind
colors: {
custom: {
50: '#95abd4',
500: '#648ac2',
950: '#000000',
},
}SCSS
$custom: #648ac2; $custom-light: #95abd4; $custom-dark: #000000;
JSON
{
"hex": "#648ac2",
"rgb": {
"r": 100,
"g": 138,
"b": 194
},
"hsl": {
"h": 215.745,
"s": 43.519,
"l": 57.647
},
"oklch": {
"l": 0.62852,
"c": 0.09517,
"h": 257.9
},
"luminance": 0.24781
}Semantic roles & 50–950 ramp
primary
#648AC2
secondary
#D4C5AE
accent
#A055D3
background
#F9FAFD
surface
#F2F4FA
border
#CCCED3
text
#0E1014
muted
#7E7F83