#2B48A4#2B48A4
#2B48A4 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.153 H 266.7°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).
Color values
| HEX | #2B48A4 |
|---|---|
| RGB | rgb(43, 72, 164) |
| HSL | hsl(226, 58%, 41%) |
| HSV | hsv(226, 74%, 64%) |
| CMYK | cmyk(73.8%, 56.1%, 0%, 35.7%) |
| CIE-LAB | lab(33.62, 22.25, -52.87) |
| CIE-LCH | lch(33.62, 57.36, 292.83°) |
| OKLab | oklab(43.6% -0.0088 -0.1523) |
| OKLCH | oklch(43.6% 0.153 266.7) |
| XYZ | xyz(10.0121, 7.8276, 36.0980) |
| Luminance | 0.0783 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.61
Cobalt (survey)
#1E488F
ΔE00 3.93
Sapphire
#0F52BA
ΔE00 4.74
Sapphire (survey)
#2138AB
ΔE00 5.25
Blue Blue
#2242C7
ΔE00 5.33
Blueberry
#464196
ΔE00 5.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B48A4 #A4872B
analogous
#2B84A4 #2B48A4 #4A2BA4
triadic
#2B48A4 #A42B48 #48A42B
tetradic
#2B48A4 #A42B84 #A4872B #2BA44A
square
#2B48A4 #A42B84 #A4872B #2BA44A
split-complementary
#2B48A4 #A44A2B #84A42B
monochromatic
#121D43 #1E3374 #2B48A4 #3F61CD #7089D9
Accessibility & contrast
On white
8.18
#2B48A4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.57
#2B48A4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B48A4
8.18:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B48A4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B48A4 | 1.00 | 8.18 | 2.57 | 8.18 |
| #FFFFFF | 8.18 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.57 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.18 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0055A7
Deuteranopia (green-blind)
#004AA2
Tritanopia (blue-blind)
#005F6F
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #2b48a4; /* rgb */ color: rgb(43, 72, 164); /* oklch */ color: oklch(43.6% 0.153 266.7);
Tailwind
colors: {
custom: {
50: '#757ac0',
500: '#2b48a4',
950: '#000000',
},
}SCSS
$custom: #2b48a4; $custom-light: #757ac0; $custom-dark: #000000;
JSON
{
"hex": "#2b48a4",
"rgb": {
"r": 43,
"g": 72,
"b": 164
},
"hsl": {
"h": 225.62,
"s": 58.454,
"l": 40.588
},
"oklch": {
"l": 0.43598,
"c": 0.1526,
"h": 266.7
},
"luminance": 0.07829
}Semantic roles & 50–950 ramp
primary
#2B48A4
secondary
#C1AC6A
accent
#BC46E2
background
#F7F7FB
surface
#EEEDF7
border
#C9C8D0
text
#0A0912
muted
#7C7B81