#2D3AB3#2D3AB3
#2D3AB3 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.4% C 0.189 H 270.8°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).
Color values
| HEX | #2D3AB3 |
|---|---|
| RGB | rgb(45, 58, 179) |
| HSL | hsl(234, 60%, 44%) |
| HSV | hsv(234, 75%, 70%) |
| CMYK | cmyk(74.9%, 67.6%, 0%, 29.8%) |
| CIE-LAB | lab(31.43, 37.19, -65.40) |
| CIE-LCH | lch(31.43, 75.23, 299.62°) |
| OKLab | oklab(42.4% 0.0025 -0.1892) |
| OKLCH | oklch(42.4% 0.189 270.8) |
| XYZ | xyz(10.7292, 6.8375, 43.3934) |
| Luminance | 0.0684 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.71
Blue Blue
#2242C7
ΔE00 3.47
Ocean Blue
#4F42B5
ΔE00 4.59
Blue With A Hint Of Purple
#533CC6
ΔE00 5.64
Blueberry
#464196
ΔE00 5.77
Blue (survey)
#0343DF
ΔE00 6.04
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D3AB3 #B3A62D
analogous
#2D7DB3 #2D3AB3 #632DB3
triadic
#2D3AB3 #B32D3A #3AB32D
tetradic
#2D3AB3 #B32D7D #B3A62D #2DB363
square
#2D3AB3 #B32D7D #B3A62D #2DB363
split-complementary
#2D3AB3 #B3632D #7DB32D
monochromatic
#141A51 #212A82 #2D3AB3 #4B58D2 #7C86DE
Accessibility & contrast
On white
8.87
#2D3AB3 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.37
#2D3AB3 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2D3AB3
8.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D3AB3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2D3AB3 | 1.00 | 8.87 | 2.37 | 8.87 |
| #FFFFFF | 8.87 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.37 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.87 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B7
Deuteranopia (green-blind)
#0044B1
Tritanopia (blue-blind)
#005B71
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #2d3ab3; /* rgb */ color: rgb(45, 58, 179); /* oklch */ color: oklch(42.4% 0.189 270.8);
Tailwind
colors: {
custom: {
50: '#7b70cb',
500: '#2d3ab3',
950: '#000000',
},
}SCSS
$custom: #2d3ab3; $custom-light: #7b70cb; $custom-dark: #000000;
JSON
{
"hex": "#2d3ab3",
"rgb": {
"r": 45,
"g": 58,
"b": 179
},
"hsl": {
"h": 234.179,
"s": 59.821,
"l": 43.922
},
"oklch": {
"l": 0.424,
"c": 0.18921,
"h": 270.8
},
"luminance": 0.06839
}Semantic roles & 50–950 ramp
primary
#2D3AB3
secondary
#C7BF75
accent
#D445E3
background
#F8F6FC
surface
#EFECF9
border
#CAC7D2
text
#0B0713
muted
#7C7A82