#3538B2#3538B2
#3538B2 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.4% C 0.188 H 273.9°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).
Color values
| HEX | #3538B2 |
|---|---|
| RGB | rgb(53, 56, 178) |
| HSL | hsl(239, 54%, 45%) |
| HSV | hsv(239, 70%, 70%) |
| CMYK | cmyk(70.2%, 68.5%, 0%, 30.2%) |
| CIE-LAB | lab(31.34, 38.97, -64.93) |
| CIE-LCH | lch(31.34, 75.73, 300.97°) |
| OKLab | oklab(42.43% 0.0127 -0.1876) |
| OKLCH | oklch(42.43% 0.188 273.9) |
| XYZ | xyz(10.9156, 6.7985, 42.8478) |
| Luminance | 0.0680 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.43
Ocean Blue
#4F42B5
ΔE00 4.11
Blue Blue
#2242C7
ΔE00 4.21
Blue With A Hint Of Purple
#533CC6
ΔE00 4.99
Blueberry
#464196
ΔE00 5.56
Blurple
#5539CC
ΔE00 5.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3538B2 #B2AF35
analogous
#3576B2 #3538B2 #7035B2
triadic
#3538B2 #B23538 #38B235
tetradic
#3538B2 #B23576 #B2AF35 #35B270
square
#3538B2 #B23576 #B2AF35 #35B270
split-complementary
#3538B2 #B27035 #76B235
monochromatic
#191A54 #272983 #3538B2 #575ACD #8688DB
Accessibility & contrast
On white
8.90
#3538B2 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.36
#3538B2 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3538B2
8.90:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3538B2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3538B2 | 1.00 | 8.90 | 2.36 | 8.90 |
| #FFFFFF | 8.90 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.36 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.90 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B6
Deuteranopia (green-blind)
#0044B0
Tritanopia (blue-blind)
#005970
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #3538b2; /* rgb */ color: rgb(53, 56, 178); /* oklch */ color: oklch(42.4% 0.188 273.9);
Tailwind
colors: {
custom: {
50: '#7e6fca',
500: '#3538b2',
950: '#000000',
},
}SCSS
$custom: #3538b2; $custom-light: #7e6fca; $custom-dark: #000000;
JSON
{
"hex": "#3538b2",
"rgb": {
"r": 53,
"g": 56,
"b": 178
},
"hsl": {
"h": 238.56,
"s": 54.113,
"l": 45.294
},
"oklch": {
"l": 0.42429,
"c": 0.18808,
"h": 273.9
},
"luminance": 0.068
}Semantic roles & 50–950 ramp
primary
#3538B2
secondary
#C5C37E
accent
#DA4ADD
background
#F8F6FC
surface
#EFECF9
border
#CAC7D2
text
#0B0713
muted
#7C7A82