#2D3BB0#2D3BB0
#2D3BB0 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.3% C 0.184 H 270.7°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).
Color values
| HEX | #2D3BB0 |
|---|---|
| RGB | rgb(45, 59, 176) |
| HSL | hsl(234, 59%, 43%) |
| HSV | hsv(234, 74%, 69%) |
| CMYK | cmyk(74.4%, 66.5%, 0%, 31%) |
| CIE-LAB | lab(31.39, 35.48, -63.68) |
| CIE-LCH | lch(31.39, 72.90, 299.13°) |
| OKLab | oklab(42.28% 0.0022 -0.1842) |
| OKLCH | oklch(42.28% 0.184 270.7) |
| XYZ | xyz(10.4800, 6.8193, 41.8298) |
| Luminance | 0.0682 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.48
Blue Blue
#2242C7
ΔE00 3.59
Ocean Blue
#4F42B5
ΔE00 4.66
Blueberry
#464196
ΔE00 5.42
Blue With A Hint Of Purple
#533CC6
ΔE00 5.97
Cobalt
#0047AB
ΔE00 6.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D3BB0 #B0A22D
analogous
#2D7CB0 #2D3BB0 #602DB0
triadic
#2D3BB0 #B02D3B #3BB02D
tetradic
#2D3BB0 #B02D7C #B0A22D #2DB060
square
#2D3BB0 #B02D7C #B0A22D #2DB060
split-complementary
#2D3BB0 #B0602D #7CB02D
monochromatic
#141A4F #212B7F #2D3BB0 #4A58D1 #7A85DD
Accessibility & contrast
On white
8.88
#2D3BB0 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.36
#2D3BB0 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2D3BB0
8.88:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D3BB0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2D3BB0 | 1.00 | 8.88 | 2.36 | 8.88 |
| #FFFFFF | 8.88 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.36 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.88 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B4
Deuteranopia (green-blind)
#0044AE
Tritanopia (blue-blind)
#005A70
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #2d3bb0; /* rgb */ color: rgb(45, 59, 176); /* oklch */ color: oklch(42.3% 0.184 270.7);
Tailwind
colors: {
custom: {
50: '#7a71c9',
500: '#2d3bb0',
950: '#000000',
},
}SCSS
$custom: #2d3bb0; $custom-light: #7a71c9; $custom-dark: #000000;
JSON
{
"hex": "#2d3bb0",
"rgb": {
"r": 45,
"g": 59,
"b": 176
},
"hsl": {
"h": 233.588,
"s": 59.276,
"l": 43.333
},
"oklch": {
"l": 0.42284,
"c": 0.18418,
"h": 270.7
},
"luminance": 0.0682
}Semantic roles & 50–950 ramp
primary
#2D3BB0
secondary
#C5BD73
accent
#D245E2
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0713
muted
#7C7A82