#2B48AC#2B48AC
#2B48AC is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.3% C 0.164 H 267.0°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).
Color values
| HEX | #2B48AC |
|---|---|
| RGB | rgb(43, 72, 172) |
| HSL | hsl(227, 60%, 42%) |
| HSV | hsv(227, 75%, 67%) |
| CMYK | cmyk(75%, 58.1%, 0%, 32.5%) |
| CIE-LAB | lab(34.24, 25.29, -56.64) |
| CIE-LCH | lch(34.24, 62.03, 294.06°) |
| OKLab | oklab(44.26% -0.0084 -0.1634) |
| OKLCH | oklch(44.26% 0.164 267) |
| XYZ | xyz(10.7574, 8.1257, 40.0232) |
| Luminance | 0.0813 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.78
Blue Blue
#2242C7
ΔE00 4.22
Sapphire
#0F52BA
ΔE00 4.46
Sapphire (survey)
#2138AB
ΔE00 4.90
Cobalt (survey)
#1E488F
ΔE00 4.98
Blueberry
#464196
ΔE00 6.05
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B48AC #AC8F2B
analogous
#2B88AC #2B48AC #4F2BAC
triadic
#2B48AC #AC2B48 #48AC2B
tetradic
#2B48AC #AC2B88 #AC8F2B #2BAC4F
square
#2B48AC #AC2B88 #AC8F2B #2BAC4F
split-complementary
#2B48AC #AC4F2B #88AC2B
monochromatic
#131F4A #1F347B #2B48AC #4463D0 #758CDC
Accessibility & contrast
On white
8.00
#2B48AC on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#2B48AC on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B48AC
8.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B48AC | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B48AC | 1.00 | 8.00 | 2.63 | 8.00 |
| #FFFFFF | 8.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0057AF
Deuteranopia (green-blind)
#004BAA
Tritanopia (blue-blind)
#006173
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #2b48ac; /* rgb */ color: rgb(43, 72, 172); /* oklch */ color: oklch(44.3% 0.164 267.0);
Tailwind
colors: {
custom: {
50: '#777ac6',
500: '#2b48ac',
950: '#000000',
},
}SCSS
$custom: #2b48ac; $custom-light: #777ac6; $custom-dark: #000000;
JSON
{
"hex": "#2b48ac",
"rgb": {
"r": 43,
"g": 72,
"b": 172
},
"hsl": {
"h": 226.512,
"s": 60,
"l": 42.157
},
"oklch": {
"l": 0.44261,
"c": 0.16365,
"h": 267
},
"luminance": 0.08127
}Semantic roles & 50–950 ramp
primary
#2B48AC
secondary
#C4B16F
accent
#C045E3
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0913
muted
#7C7B82