#3C3FB8#3C3FB8
#3C3FB8 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.6% C 0.186 H 274.8°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).
Color values
| HEX | #3C3FB8 |
|---|---|
| RGB | rgb(60, 63, 184) |
| HSL | hsl(239, 51%, 48%) |
| HSV | hsv(239, 67%, 72%) |
| CMYK | cmyk(67.4%, 65.8%, 0%, 27.8%) |
| CIE-LAB | lab(33.93, 37.62, -64.23) |
| CIE-LCH | lch(33.93, 74.44, 300.35°) |
| OKLab | oklab(44.59% 0.0155 -0.1854) |
| OKLCH | oklch(44.59% 0.186 274.8) |
| XYZ | xyz(12.2899, 7.9753, 46.2298) |
| Luminance | 0.0798 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 2.71
Blue Blue
#2242C7
ΔE00 3.02
Sapphire (survey)
#2138AB
ΔE00 3.72
Blue With A Hint Of Purple
#533CC6
ΔE00 4.00
Blurple
#5539CC
ΔE00 4.86
Blue (survey)
#0343DF
ΔE00 5.36
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3C3FB8 #B8B53C
analogous
#3C7DB8 #3C3FB8 #773CB8
triadic
#3C3FB8 #B83C3F #3FB83C
tetradic
#3C3FB8 #B83C7D #B8B53C #3CB877
square
#3C3FB8 #B83C7D #B8B53C #3CB877
split-complementary
#3C3FB8 #B8773C #7DB83C
monochromatic
#1E1F5C #2D2F8A #3C3FB8 #6567CD #9394DC
Accessibility & contrast
On white
8.09
#3C3FB8 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#3C3FB8 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3C3FB8
8.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3C3FB8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3C3FB8 | 1.00 | 8.09 | 2.60 | 8.09 |
| #FFFFFF | 8.09 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.09 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0055BC
Deuteranopia (green-blind)
#004AB6
Tritanopia (blue-blind)
#005F76
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #3c3fb8; /* rgb */ color: rgb(60, 63, 184); /* oklch */ color: oklch(44.6% 0.186 274.8);
Tailwind
colors: {
custom: {
50: '#8174ce',
500: '#3c3fb8',
950: '#000000',
},
}SCSS
$custom: #3c3fb8; $custom-light: #8174ce; $custom-dark: #000000;
JSON
{
"hex": "#3c3fb8",
"rgb": {
"r": 60,
"g": 63,
"b": 184
},
"hsl": {
"h": 238.548,
"s": 50.82,
"l": 47.843
},
"oklch": {
"l": 0.4459,
"c": 0.18604,
"h": 274.8
},
"luminance": 0.07976
}Semantic roles & 50–950 ramp
primary
#3C3FB8
secondary
#C7C589
accent
#D74DDA
background
#F8F7FC
surface
#F0EDF9
border
#CBC8D2
text
#0C0814
muted
#7D7B82