#2F48AA#2F48AA
#2F48AA is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.3% C 0.160 H 268.3°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #2F48AA |
|---|---|
| RGB | rgb(47, 72, 170) |
| HSL | hsl(228, 57%, 43%) |
| HSV | hsv(228, 72%, 67%) |
| CMYK | cmyk(72.4%, 57.6%, 0%, 33.3%) |
| CIE-LAB | lab(34.27, 25.05, -55.39) |
| CIE-LCH | lch(34.27, 60.79, 294.34°) |
| OKLab | oklab(44.29% -0.0049 -0.1597) |
| OKLCH | oklch(44.29% 0.16 268.3) |
| XYZ | xyz(10.7428, 8.1402, 39.0275) |
| Luminance | 0.0814 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 3.17
Blue Blue
#2242C7
ΔE00 4.40
Sapphire
#0F52BA
ΔE00 4.80
Sapphire (survey)
#2138AB
ΔE00 4.88
Cobalt (survey)
#1E488F
ΔE00 5.05
Blueberry
#464196
ΔE00 5.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2F48AA #AA912F
analogous
#2F85AA #2F48AA #542FAA
triadic
#2F48AA #AA2F48 #48AA2F
tetradic
#2F48AA #AA2F85 #AA912F #2FAA54
square
#2F48AA #AA2F85 #AA912F #2FAA54
split-complementary
#2F48AA #AA542F #85AA2F
monochromatic
#141F4A #22347A #2F48AA #4964CD #798DDA
Accessibility & contrast
On white
7.99
#2F48AA on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#2F48AA on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2F48AA
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2F48AA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2F48AA | 1.00 | 7.99 | 2.63 | 7.99 |
| #FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056AD
Deuteranopia (green-blind)
#004BA8
Tritanopia (blue-blind)
#006072
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #2f48aa; /* rgb */ color: rgb(47, 72, 170); /* oklch */ color: oklch(44.3% 0.160 268.3);
Tailwind
colors: {
custom: {
50: '#787ac4',
500: '#2f48aa',
950: '#000000',
},
}SCSS
$custom: #2f48aa; $custom-light: #787ac4; $custom-dark: #000000;
JSON
{
"hex": "#2f48aa",
"rgb": {
"r": 47,
"g": 72,
"b": 170
},
"hsl": {
"h": 227.805,
"s": 56.682,
"l": 42.549
},
"oklch": {
"l": 0.44285,
"c": 0.15975,
"h": 268.3
},
"luminance": 0.08141
}Semantic roles & 50–950 ramp
primary
#2F48AA
secondary
#C2B272
accent
#C148E0
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0913
muted
#7C7B82