#2B45B6#2B45B6
#2B45B6 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.181 H 268.0°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #2B45B6 |
|---|---|
| RGB | rgb(43, 69, 182) |
| HSL | hsl(229, 62%, 44%) |
| HSV | hsv(229, 76%, 71%) |
| CMYK | cmyk(76.4%, 62.1%, 0%, 28.6%) |
| CIE-LAB | lab(34.29, 31.02, -62.51) |
| CIE-LCH | lch(34.29, 69.78, 296.39°) |
| OKLab | oklab(44.55% -0.0062 -0.1807) |
| OKLCH | oklch(44.55% 0.181 268) |
| XYZ | xyz(11.5650, 8.1460, 45.2097) |
| Luminance | 0.0815 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 2.41
Cobalt
#0047AB
ΔE00 3.96
Sapphire (survey)
#2138AB
ΔE00 4.00
Blue (survey)
#0343DF
ΔE00 5.04
Ocean Blue
#4F42B5
ΔE00 5.15
Sapphire
#0F52BA
ΔE00 5.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B45B6 #B69C2B
analogous
#2B8BB6 #2B45B6 #572BB6
triadic
#2B45B6 #B62B45 #45B62B
tetradic
#2B45B6 #B62B8B #B69C2B #2BB657
square
#2B45B6 #B62B8B #B69C2B #2BB657
split-complementary
#2B45B6 #B6572B #8BB62B
monochromatic
#141F53 #1F3284 #2B45B6 #4A64D4 #7B8EE0
Accessibility & contrast
On white
7.99
#2B45B6 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#2B45B6 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B45B6
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B45B6 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B45B6 | 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)
#0057BA
Deuteranopia (green-blind)
#004AB4
Tritanopia (blue-blind)
#006277
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #2b45b6; /* rgb */ color: rgb(43, 69, 182); /* oklch */ color: oklch(44.5% 0.181 268.0);
Tailwind
colors: {
custom: {
50: '#7a78cd',
500: '#2b45b6',
950: '#000000',
},
}SCSS
$custom: #2b45b6; $custom-light: #7a78cd; $custom-dark: #000000;
JSON
{
"hex": "#2b45b6",
"rgb": {
"r": 43,
"g": 69,
"b": 182
},
"hsl": {
"h": 228.777,
"s": 61.778,
"l": 44.118
},
"oklch": {
"l": 0.44548,
"c": 0.1808,
"h": 268
},
"luminance": 0.08147
}Semantic roles & 50–950 ramp
primary
#2B45B6
secondary
#C8B975
accent
#C743E5
background
#F8F7FC
surface
#EFEDF9
border
#CAC8D2
text
#0B0914
muted
#7C7B82