#3645AF#3645AF
#3645AF is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.168 H 271.6°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3645AF |
|---|---|
| RGB | rgb(54, 69, 175) |
| HSL | hsl(233, 53%, 45%) |
| HSV | hsv(233, 69%, 69%) |
| CMYK | cmyk(69.1%, 60.6%, 0%, 31.4%) |
| CIE-LAB | lab(34.26, 29.83, -58.37) |
| CIE-LCH | lch(34.26, 65.55, 297.06°) |
| OKLab | oklab(44.5% 0.0046 -0.1683) |
| OKLCH | oklch(44.5% 0.168 271.6) |
| XYZ | xyz(11.3847, 8.1346, 41.5193) |
| Luminance | 0.0814 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 3.39
Sapphire (survey)
#2138AB
ΔE00 3.97
Ocean Blue
#4F42B5
ΔE00 4.26
Cobalt
#0047AB
ΔE00 4.70
Blueberry
#464196
ΔE00 4.86
Blue (survey)
#0343DF
ΔE00 6.04
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3645AF #AFA036
analogous
#3681AF #3645AF #6436AF
triadic
#3645AF #AF3645 #45AF36
tetradic
#3645AF #AF3681 #AFA036 #36AF64
square
#3645AF #AF3681 #AFA036 #36AF64
split-complementary
#3645AF #AF6436 #81AF36
monochromatic
#192051 #283380 #3645AF #5765CB #8690DA
Accessibility & contrast
On white
7.99
#3645AF on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#3645AF on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3645AF
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3645AF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3645AF | 1.00 | 7.99 | 2.63 | 7.99 |
| #FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056B2
Deuteranopia (green-blind)
#004BAD
Tritanopia (blue-blind)
#006073
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #3645af; /* rgb */ color: rgb(54, 69, 175); /* oklch */ color: oklch(44.5% 0.168 271.6);
Tailwind
colors: {
custom: {
50: '#7c78c8',
500: '#3645af',
950: '#000000',
},
}SCSS
$custom: #3645af; $custom-light: #7c78c8; $custom-dark: #000000;
JSON
{
"hex": "#3645af",
"rgb": {
"r": 54,
"g": 69,
"b": 175
},
"hsl": {
"h": 232.562,
"s": 52.838,
"l": 44.902
},
"oklch": {
"l": 0.44501,
"c": 0.16838,
"h": 271.6
},
"luminance": 0.08136
}Semantic roles & 50–950 ramp
primary
#3645AF
secondary
#C3BB7D
accent
#CA4CDC
background
#F8F7FC
surface
#EFEDF8
border
#CAC8D1
text
#0B0913
muted
#7C7B82