#3648A2#3648A2
#3648A2 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.147 H 270.7°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).
Color values
| HEX | #3648A2 |
|---|---|
| RGB | rgb(54, 72, 162) |
| HSL | hsl(230, 50%, 42%) |
| HSV | hsv(230, 67%, 64%) |
| CMYK | cmyk(66.7%, 55.6%, 0%, 36.5%) |
| CIE-LAB | lab(34.04, 23.14, -50.96) |
| CIE-LCH | lch(34.04, 55.97, 294.42°) |
| OKLab | oklab(44.02% 0.0018 -0.1465) |
| OKLCH | oklch(44.02% 0.147 270.7) |
| XYZ | xyz(10.3581, 8.0267, 35.1789) |
| Luminance | 0.0803 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 4.09
Blueberry
#464196
ΔE00 4.51
Cobalt (survey)
#1E488F
ΔE00 4.89
Sapphire (survey)
#2138AB
ΔE00 5.20
Blue Blue
#2242C7
ΔE00 5.47
Sapphire
#0F52BA
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3648A2 #A29036
analogous
#367EA2 #3648A2 #5A36A2
triadic
#3648A2 #A23648 #48A236
tetradic
#3648A2 #A2367E #A29036 #36A25A
square
#3648A2 #A2367E #A29036 #36A25A
split-complementary
#3648A2 #A25A36 #7EA236
monochromatic
#171F46 #273474 #3648A2 #5064C5 #7E8DD4
Accessibility & contrast
On white
8.06
#3648A2 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.61
#3648A2 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3648A2
8.06:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3648A2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3648A2 | 1.00 | 8.06 | 2.61 | 8.06 |
| #FFFFFF | 8.06 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.61 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.06 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0055A5
Deuteranopia (green-blind)
#004BA0
Tritanopia (blue-blind)
#005E6E
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #3648a2; /* rgb */ color: rgb(54, 72, 162); /* oklch */ color: oklch(44.0% 0.147 270.7);
Tailwind
colors: {
custom: {
50: '#7a7abe',
500: '#3648a2',
950: '#000000',
},
}SCSS
$custom: #3648a2; $custom-light: #7a7abe; $custom-dark: #000000;
JSON
{
"hex": "#3648a2",
"rgb": {
"r": 54,
"g": 72,
"b": 162
},
"hsl": {
"h": 230,
"s": 50,
"l": 42.353
},
"oklch": {
"l": 0.44018,
"c": 0.14651,
"h": 270.7
},
"luminance": 0.08028
}Semantic roles & 50–950 ramp
primary
#3648A2
secondary
#BDB177
accent
#C24EDA
background
#F7F7FB
surface
#EEEDF7
border
#C9C8D0
text
#0A0912
muted
#7C7B81