#2148AE#2148AE
#2148AE is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.169 H 264.5°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).
Color values
| HEX | #2148AE |
|---|---|
| RGB | rgb(33, 72, 174) |
| HSL | hsl(223, 68%, 41%) |
| HSV | hsv(223, 81%, 68%) |
| CMYK | cmyk(81%, 58.6%, 0%, 31.8%) |
| CIE-LAB | lab(34.01, 24.98, -58.23) |
| CIE-LCH | lch(34.01, 63.36, 293.22°) |
| OKLab | oklab(44.03% -0.0163 -0.1683) |
| OKLCH | oklch(44.03% 0.169 264.5) |
| XYZ | xyz(10.5818, 8.0128, 41.0251) |
| Luminance | 0.0801 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 1.91
Sapphire
#0F52BA
ΔE00 3.88
Blue Blue
#2242C7
ΔE00 4.32
Cobalt (survey)
#1E488F
ΔE00 4.68
Sapphire (survey)
#2138AB
ΔE00 5.14
Dusk Blue
#26538D
ΔE00 6.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2148AE #AE8721
analogous
#218EAE #2148AE #4021AE
triadic
#2148AE #AE2148 #48AE21
tetradic
#2148AE #AE218E #AE8721 #21AE40
square
#2148AE #AE218E #AE8721 #21AE40
split-complementary
#2148AE #AE4021 #8EAE21
monochromatic
#0D1D47 #17337B #2148AE #3461D8 #6789E2
Accessibility & contrast
On white
8.07
#2148AE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#2148AE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2148AE
8.07:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2148AE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2148AE | 1.00 | 8.07 | 2.60 | 8.07 |
| #FFFFFF | 8.07 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.07 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0057B1
Deuteranopia (green-blind)
#004AAC
Tritanopia (blue-blind)
#006274
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #2148ae; /* rgb */ color: rgb(33, 72, 174); /* oklch */ color: oklch(44.0% 0.169 264.5);
Tailwind
colors: {
custom: {
50: '#757ac7',
500: '#2148ae',
950: '#000000',
},
}SCSS
$custom: #2148ae; $custom-light: #757ac7; $custom-dark: #000000;
JSON
{
"hex": "#2148ae",
"rgb": {
"r": 33,
"g": 72,
"b": 174
},
"hsl": {
"h": 223.404,
"s": 68.116,
"l": 40.588
},
"oklch": {
"l": 0.44026,
"c": 0.16906,
"h": 264.5
},
"luminance": 0.08014
}Semantic roles & 50–950 ramp
primary
#2148AE
secondary
#C8AC63
accent
#BB3DEB
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0913
muted
#7C7B82