#383CAB#383CAB
#383CAB is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.6% C 0.174 H 274.7°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).
Color values
| HEX | #383CAB |
|---|---|
| RGB | rgb(56, 60, 171) |
| HSL | hsl(238, 51%, 45%) |
| HSV | hsv(238, 67%, 67%) |
| CMYK | cmyk(67.3%, 64.9%, 0%, 32.9%) |
| CIE-LAB | lab(31.83, 34.45, -59.95) |
| CIE-LCH | lch(31.83, 69.14, 299.89°) |
| OKLab | oklab(42.64% 0.0141 -0.1729) |
| OKLCH | oklch(42.64% 0.174 274.7) |
| XYZ | xyz(10.5950, 7.0118, 39.3152) |
| Luminance | 0.0701 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.40
Ocean Blue
#4F42B5
ΔE00 3.77
Blueberry
#464196
ΔE00 4.24
Blue Blue
#2242C7
ΔE00 4.36
Blue With A Hint Of Purple
#533CC6
ΔE00 5.52
Darkslateblue
#483D8B
ΔE00 6.02
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#383CAB #ABA738
analogous
#3876AB #383CAB #6E38AB
triadic
#383CAB #AB383C #3CAB38
tetradic
#383CAB #AB3876 #ABA738 #38AB6E
square
#383CAB #AB3876 #ABA738 #38AB6E
split-complementary
#383CAB #AB6E38 #76AB38
monochromatic
#1A1C4F #292C7D #383CAB #585CC8 #8689D7
Accessibility & contrast
On white
8.74
#383CAB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.40
#383CAB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #383CAB
8.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##383CAB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##383CAB | 1.00 | 8.74 | 2.40 | 8.74 |
| #FFFFFF | 8.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.40 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050AF
Deuteranopia (green-blind)
#0046A9
Tritanopia (blue-blind)
#00596E
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #383cab; /* rgb */ color: rgb(56, 60, 171); /* oklch */ color: oklch(42.6% 0.174 274.7);
Tailwind
colors: {
custom: {
50: '#7d72c5',
500: '#383cab',
950: '#000000',
},
}SCSS
$custom: #383cab; $custom-light: #7d72c5; $custom-dark: #000000;
JSON
{
"hex": "#383cab",
"rgb": {
"r": 56,
"g": 60,
"b": 171
},
"hsl": {
"h": 237.913,
"s": 50.661,
"l": 44.51
},
"oklch": {
"l": 0.42643,
"c": 0.17352,
"h": 274.7
},
"luminance": 0.07013
}Semantic roles & 50–950 ramp
primary
#383CAB
secondary
#C1BF7D
accent
#D54EDA
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0813
muted
#7C7B82