#3147A9#3147A9
#3147A9 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.1% C 0.159 H 269.2°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).
Color values
| HEX | #3147A9 |
|---|---|
| RGB | rgb(49, 71, 169) |
| HSL | hsl(229, 55%, 43%) |
| HSV | hsv(229, 71%, 66%) |
| CMYK | cmyk(71%, 58%, 0%, 33.7%) |
| CIE-LAB | lab(34.03, 25.62, -55.18) |
| CIE-LCH | lch(34.03, 60.84, 294.90°) |
| OKLab | oklab(44.11% -0.0022 -0.159) |
| OKLCH | oklch(44.11% 0.159 269.2) |
| XYZ | xyz(10.6788, 8.0229, 38.5142) |
| Luminance | 0.0802 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 3.52
Blue Blue
#2242C7
ΔE00 4.36
Sapphire (survey)
#2138AB
ΔE00 4.56
Blueberry
#464196
ΔE00 5.16
Cobalt (survey)
#1E488F
ΔE00 5.26
Sapphire
#0F52BA
ΔE00 5.28
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3147A9 #A99331
analogous
#3183A9 #3147A9 #5731A9
triadic
#3147A9 #A93147 #47A931
tetradic
#3147A9 #A93183 #A99331 #31A957
square
#3147A9 #A93183 #A99331 #31A957
split-complementary
#3147A9 #A95731 #83A931
monochromatic
#151F4A #23337A #3147A9 #4C63CB #7C8DD9
Accessibility & contrast
On white
8.06
#3147A9 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#3147A9 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3147A9
8.06:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3147A9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3147A9 | 1.00 | 8.06 | 2.60 | 8.06 |
| #FFFFFF | 8.06 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.06 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056AC
Deuteranopia (green-blind)
#004BA7
Tritanopia (blue-blind)
#005F71
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #3147a9; /* rgb */ color: rgb(49, 71, 169); /* oklch */ color: oklch(44.1% 0.159 269.2);
Tailwind
colors: {
custom: {
50: '#7979c3',
500: '#3147a9',
950: '#000000',
},
}SCSS
$custom: #3147a9; $custom-light: #7979c3; $custom-dark: #000000;
JSON
{
"hex": "#3147a9",
"rgb": {
"r": 49,
"g": 71,
"b": 169
},
"hsl": {
"h": 229,
"s": 55.046,
"l": 42.745
},
"oklch": {
"l": 0.44107,
"c": 0.15905,
"h": 269.2
},
"luminance": 0.08024
}Semantic roles & 50–950 ramp
primary
#3147A9
secondary
#C1B374
accent
#C349DE
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0913
muted
#7C7B82