#2D3FAD#2D3FAD
#2D3FAD is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.176 H 269.9°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).
Color values
| HEX | #2D3FAD |
|---|---|
| RGB | rgb(45, 63, 173) |
| HSL | hsl(232, 59%, 43%) |
| HSV | hsv(232, 74%, 68%) |
| CMYK | cmyk(74%, 63.6%, 0%, 32.2%) |
| CIE-LAB | lab(32.10, 31.83, -60.73) |
| CIE-LCH | lch(32.10, 68.57, 297.66°) |
| OKLab | oklab(42.72% -0.0002 -0.1755) |
| OKLCH | oklch(42.72% 0.176 269.9) |
| XYZ | xyz(10.3999, 7.1289, 40.3550) |
| Luminance | 0.0713 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.10
Blue Blue
#2242C7
ΔE00 3.49
Ocean Blue
#4F42B5
ΔE00 4.84
Cobalt
#0047AB
ΔE00 4.87
Blueberry
#464196
ΔE00 5.03
Blue (survey)
#0343DF
ΔE00 6.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D3FAD #AD9B2D
analogous
#2D7FAD #2D3FAD #5B2DAD
triadic
#2D3FAD #AD2D3F #3FAD2D
tetradic
#2D3FAD #AD2D7F #AD9B2D #2DAD5B
square
#2D3FAD #AD2D7F #AD9B2D #2DAD5B
split-complementary
#2D3FAD #AD5B2D #7FAD2D
monochromatic
#141C4C #202D7C #2D3FAD #485BCF #7886DC
Accessibility & contrast
On white
8.66
#2D3FAD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.43
#2D3FAD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2D3FAD
8.66:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D3FAD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2D3FAD | 1.00 | 8.66 | 2.43 | 8.66 |
| #FFFFFF | 8.66 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.66 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052B1
Deuteranopia (green-blind)
#0046AB
Tritanopia (blue-blind)
#005C70
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #2d3fad; /* rgb */ color: rgb(45, 63, 173); /* oklch */ color: oklch(42.7% 0.176 269.9);
Tailwind
colors: {
custom: {
50: '#7974c6',
500: '#2d3fad',
950: '#000000',
},
}SCSS
$custom: #2d3fad; $custom-light: #7974c6; $custom-dark: #000000;
JSON
{
"hex": "#2d3fad",
"rgb": {
"r": 45,
"g": 63,
"b": 173
},
"hsl": {
"h": 231.563,
"s": 58.716,
"l": 42.745
},
"oklch": {
"l": 0.4272,
"c": 0.17551,
"h": 269.9
},
"luminance": 0.0713
}Semantic roles & 50–950 ramp
primary
#2D3FAD
secondary
#C4B872
accent
#CC46E2
background
#F8F7FC
surface
#EFEDF8
border
#CAC8D1
text
#0A0813
muted
#7C7B82