#2B3EAE#2B3EAE
#2B3EAE is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.5% C 0.179 H 269.5°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).
Color values
| HEX | #2B3EAE |
|---|---|
| RGB | rgb(43, 62, 174) |
| HSL | hsl(231, 60%, 43%) |
| HSV | hsv(231, 75%, 68%) |
| CMYK | cmyk(75.3%, 64.4%, 0%, 31.8%) |
| CIE-LAB | lab(31.84, 32.61, -61.76) |
| CIE-LCH | lch(31.84, 69.84, 297.84°) |
| OKLab | oklab(42.53% -0.0016 -0.1786) |
| OKLCH | oklch(42.53% 0.179 269.5) |
| XYZ | xyz(10.3562, 7.0137, 40.8442) |
| Luminance | 0.0702 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.81
Blue Blue
#2242C7
ΔE00 3.42
Ocean Blue
#4F42B5
ΔE00 4.94
Cobalt
#0047AB
ΔE00 4.99
Blueberry
#464196
ΔE00 5.25
Blue (survey)
#0343DF
ΔE00 6.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B3EAE #AE9B2B
analogous
#2B7FAE #2B3EAE #5A2BAE
triadic
#2B3EAE #AE2B3E #3EAE2B
tetradic
#2B3EAE #AE2B7F #AE9B2B #2BAE5A
square
#2B3EAE #AE2B7F #AE9B2B #2BAE5A
split-complementary
#2B3EAE #AE5A2B #7FAE2B
monochromatic
#131B4C #1F2D7D #2B3EAE #4559D1 #7685DD
Accessibility & contrast
On white
8.74
#2B3EAE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.40
#2B3EAE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B3EAE
8.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B3EAE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B3EAE | 1.00 | 8.74 | 2.40 | 8.74 |
| #FFFFFF | 8.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.40 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0051B2
Deuteranopia (green-blind)
#0045AC
Tritanopia (blue-blind)
#005B70
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #2b3eae; /* rgb */ color: rgb(43, 62, 174); /* oklch */ color: oklch(42.5% 0.179 269.5);
Tailwind
colors: {
custom: {
50: '#7973c7',
500: '#2b3eae',
950: '#000000',
},
}SCSS
$custom: #2b3eae; $custom-light: #7973c7; $custom-dark: #000000;
JSON
{
"hex": "#2b3eae",
"rgb": {
"r": 43,
"g": 62,
"b": 174
},
"hsl": {
"h": 231.298,
"s": 60.369,
"l": 42.549
},
"oklch": {
"l": 0.42528,
"c": 0.17858,
"h": 269.5
},
"luminance": 0.07015
}Semantic roles & 50–950 ramp
primary
#2B3EAE
secondary
#C5B970
accent
#CC44E4
background
#F8F7FC
surface
#EFEDF8
border
#CAC8D1
text
#0A0813
muted
#7C7B82