#2148A9#2148A9
#2148A9 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.162 H 264.1°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).
Color values
| HEX | #2148A9 |
|---|---|
| RGB | rgb(33, 72, 169) |
| HSL | hsl(223, 67%, 40%) |
| HSV | hsv(223, 80%, 66%) |
| CMYK | cmyk(80.5%, 57.4%, 0%, 33.7%) |
| CIE-LAB | lab(33.61, 23.03, -55.90) |
| CIE-LCH | lch(33.61, 60.46, 292.39°) |
| OKLab | oklab(43.6% -0.0166 -0.1614) |
| OKLCH | oklch(43.6% 0.162 264.1) |
| XYZ | xyz(10.1034, 7.8214, 38.5056) |
| Luminance | 0.0782 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 1.62
Cobalt (survey)
#1E488F
ΔE00 3.97
Sapphire
#0F52BA
ΔE00 4.02
Blue Blue
#2242C7
ΔE00 5.00
Sapphire (survey)
#2138AB
ΔE00 5.34
Dusk Blue
#26538D
ΔE00 5.96
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2148A9 #A98221
analogous
#218CA9 #2148A9 #3E21A9
triadic
#2148A9 #A92148 #48A921
tetradic
#2148A9 #A9218C #A98221 #21A93E
square
#2148A9 #A9218C #A98221 #21A93E
split-complementary
#2148A9 #A93E21 #8CA921
monochromatic
#0D1C43 #173276 #2148A9 #3160D7 #6488E1
Accessibility & contrast
On white
8.19
#2148A9 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.56
#2148A9 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2148A9
8.19:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2148A9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2148A9 | 1.00 | 8.19 | 2.56 | 8.19 |
| #FFFFFF | 8.19 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.19 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056AC
Deuteranopia (green-blind)
#0049A7
Tritanopia (blue-blind)
#006071
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #2148a9; /* rgb */ color: rgb(33, 72, 169); /* oklch */ color: oklch(43.6% 0.162 264.1);
Tailwind
colors: {
custom: {
50: '#737ac3',
500: '#2148a9',
950: '#000000',
},
}SCSS
$custom: #2148a9; $custom-light: #737ac3; $custom-dark: #000000;
JSON
{
"hex": "#2148a9",
"rgb": {
"r": 33,
"g": 72,
"b": 169
},
"hsl": {
"h": 222.794,
"s": 67.327,
"l": 39.608
},
"oklch": {
"l": 0.43599,
"c": 0.16229,
"h": 264.1
},
"luminance": 0.07823
}Semantic roles & 50–950 ramp
primary
#2148A9
secondary
#C6A960
accent
#B93EEA
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#090913
muted
#7B7B82