#2248B1#2248B1
#2248B1 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.3% C 0.173 H 264.9°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #2248B1 |
|---|---|
| RGB | rgb(34, 72, 177) |
| HSL | hsl(224, 68%, 41%) |
| HSV | hsv(224, 81%, 69%) |
| CMYK | cmyk(80.8%, 59.3%, 0%, 30.6%) |
| CIE-LAB | lab(34.29, 26.23, -59.56) |
| CIE-LCH | lch(34.29, 65.08, 293.77°) |
| OKLab | oklab(44.32% -0.0155 -0.1721) |
| OKLCH | oklch(44.32% 0.173 264.9) |
| XYZ | xyz(10.9101, 8.1478, 42.5841) |
| Luminance | 0.0815 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.26
Blue Blue
#2242C7
ΔE00 3.88
Sapphire
#0F52BA
ΔE00 3.90
Sapphire (survey)
#2138AB
ΔE00 5.04
Cobalt (survey)
#1E488F
ΔE00 5.15
Blue (survey)
#0343DF
ΔE00 6.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2248B1 #B18B22
analogous
#2290B1 #2248B1 #4422B1
triadic
#2248B1 #B12248 #48B122
tetradic
#2248B1 #B12290 #B18B22 #22B144
square
#2248B1 #B12290 #B18B22 #22B144
split-complementary
#2248B1 #B14422 #90B122
monochromatic
#0E1E4A #18337E #2248B1 #3862D9 #6B8BE3
Accessibility & contrast
On white
7.99
#2248B1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#2248B1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2248B1
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2248B1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2248B1 | 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)
#0057B5
Deuteranopia (green-blind)
#004AAF
Tritanopia (blue-blind)
#006375
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #2248b1; /* rgb */ color: rgb(34, 72, 177); /* oklch */ color: oklch(44.3% 0.173 264.9);
Tailwind
colors: {
custom: {
50: '#767ac9',
500: '#2248b1',
950: '#000000',
},
}SCSS
$custom: #2248b1; $custom-light: #767ac9; $custom-dark: #000000;
JSON
{
"hex": "#2248b1",
"rgb": {
"r": 34,
"g": 72,
"b": 177
},
"hsl": {
"h": 224.056,
"s": 67.773,
"l": 41.373
},
"oklch": {
"l": 0.44321,
"c": 0.17284,
"h": 264.9
},
"luminance": 0.08149
}Semantic roles & 50–950 ramp
primary
#2248B1
secondary
#C9AE66
accent
#BD3DEB
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0913
muted
#7C7B82