#3149A1#3149A1
#3149A1 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.145 H 268.3°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).
Color values
| HEX | #3149A1 |
|---|---|
| RGB | rgb(49, 73, 161) |
| HSL | hsl(227, 53%, 41%) |
| HSV | hsv(227, 70%, 63%) |
| CMYK | cmyk(69.6%, 54.7%, 0%, 36.9%) |
| CIE-LAB | lab(33.96, 21.31, -50.50) |
| CIE-LCH | lch(33.96, 54.81, 292.88°) |
| OKLab | oklab(43.86% -0.0043 -0.1452) |
| OKLCH | oklch(43.86% 0.145 268.3) |
| XYZ | xyz(10.0800, 7.9903, 34.7224) |
| Luminance | 0.0799 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 3.34
Cobalt (survey)
#1E488F
ΔE00 4.02
Sapphire
#0F52BA
ΔE00 5.10
Blueberry
#464196
ΔE00 5.37
Sapphire (survey)
#2138AB
ΔE00 5.62
Blue Blue
#2242C7
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3149A1 #A18931
analogous
#3181A1 #3149A1 #5131A1
triadic
#3149A1 #A13149 #49A131
tetradic
#3149A1 #A13181 #A18931 #31A151
square
#3149A1 #A13181 #A18931 #31A151
split-complementary
#3149A1 #A15131 #81A131
monochromatic
#141E43 #233472 #3149A1 #4863C7 #778BD6
Accessibility & contrast
On white
8.08
#3149A1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#3149A1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3149A1
8.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3149A1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3149A1 | 1.00 | 8.08 | 2.60 | 8.08 |
| #FFFFFF | 8.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0655A4
Deuteranopia (green-blind)
#004B9F
Tritanopia (blue-blind)
#005E6E
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #3149a1; /* rgb */ color: rgb(49, 73, 161); /* oklch */ color: oklch(43.9% 0.145 268.3);
Tailwind
colors: {
custom: {
50: '#777bbd',
500: '#3149a1',
950: '#000000',
},
}SCSS
$custom: #3149a1; $custom-light: #777bbd; $custom-dark: #000000;
JSON
{
"hex": "#3149a1",
"rgb": {
"r": 49,
"g": 73,
"b": 161
},
"hsl": {
"h": 227.143,
"s": 53.333,
"l": 41.176
},
"oklch": {
"l": 0.43864,
"c": 0.14529,
"h": 268.3
},
"luminance": 0.07991
}Semantic roles & 50–950 ramp
primary
#3149A1
secondary
#BEAD70
accent
#BE4BDD
background
#F7F7FB
surface
#EEEDF7
border
#C9C8D0
text
#0A0912
muted
#7C7B81