#3638AE#3638AE
#3638AE is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.1% C 0.183 H 274.5°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).
Color values
| HEX | #3638AE |
|---|---|
| RGB | rgb(54, 56, 174) |
| HSL | hsl(239, 53%, 45%) |
| HSV | hsv(239, 69%, 68%) |
| CMYK | cmyk(69%, 67.8%, 0%, 31.8%) |
| CIE-LAB | lab(31.04, 37.72, -63.05) |
| CIE-LCH | lch(31.04, 73.47, 300.89°) |
| OKLab | oklab(42.11% 0.0144 -0.1821) |
| OKLCH | oklch(42.11% 0.183 274.5) |
| XYZ | xyz(10.5729, 6.6676, 40.7660) |
| Luminance | 0.0667 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.29
Ocean Blue
#4F42B5
ΔE00 4.17
Blue Blue
#2242C7
ΔE00 4.59
Blueberry
#464196
ΔE00 5.13
Blue With A Hint Of Purple
#533CC6
ΔE00 5.30
Blurple
#5539CC
ΔE00 6.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3638AE #AEAC36
analogous
#3674AE #3638AE #7036AE
triadic
#3638AE #AE3638 #38AE36
tetradic
#3638AE #AE3674 #AEAC36 #36AE70
square
#3638AE #AE3674 #AEAC36 #36AE70
split-complementary
#3638AE #AE7036 #74AE36
monochromatic
#191A51 #28297F #3638AE #5658CB #8587D9
Accessibility & contrast
On white
9.00
#3638AE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.33
#3638AE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3638AE
9.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3638AE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3638AE | 1.00 | 9.00 | 2.33 | 9.00 |
| #FFFFFF | 9.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.33 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004FB2
Deuteranopia (green-blind)
#0044AC
Tritanopia (blue-blind)
#00576E
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #3638ae; /* rgb */ color: rgb(54, 56, 174); /* oklch */ color: oklch(42.1% 0.183 274.5);
Tailwind
colors: {
custom: {
50: '#7d6fc7',
500: '#3638ae',
950: '#000000',
},
}SCSS
$custom: #3638ae; $custom-light: #7d6fc7; $custom-dark: #000000;
JSON
{
"hex": "#3638ae",
"rgb": {
"r": 54,
"g": 56,
"b": 174
},
"hsl": {
"h": 239,
"s": 52.632,
"l": 44.706
},
"oklch": {
"l": 0.42112,
"c": 0.18268,
"h": 274.5
},
"luminance": 0.06669
}Semantic roles & 50–950 ramp
primary
#3638AE
secondary
#C3C27D
accent
#DA4CDC
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0713
muted
#7C7A82