#2D3FB2#2D3FB2
#2D3FB2 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.2% C 0.182 H 269.9°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).
Color values
| HEX | #2D3FB2 |
|---|---|
| RGB | rgb(45, 63, 178) |
| HSL | hsl(232, 60%, 44%) |
| HSV | hsv(232, 75%, 70%) |
| CMYK | cmyk(74.7%, 64.6%, 0%, 30.2%) |
| CIE-LAB | lab(32.54, 33.65, -62.99) |
| CIE-LCH | lch(32.54, 71.42, 298.11°) |
| OKLab | oklab(43.18% -0.0004 -0.1821) |
| OKLCH | oklch(43.18% 0.182 269.9) |
| XYZ | xyz(10.8928, 7.3261, 42.9508) |
| Luminance | 0.0733 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.29
Blue Blue
#2242C7
ΔE00 2.85
Ocean Blue
#4F42B5
ΔE00 4.55
Cobalt
#0047AB
ΔE00 5.12
Blueberry
#464196
ΔE00 5.45
Blue (survey)
#0343DF
ΔE00 5.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D3FB2 #B2A02D
analogous
#2D81B2 #2D3FB2 #5D2DB2
triadic
#2D3FB2 #B22D3F #3FB22D
tetradic
#2D3FB2 #B22D81 #B2A02D #2DB25D
square
#2D3FB2 #B22D81 #B2A02D #2DB25D
split-complementary
#2D3FB2 #B25D2D #81B22D
monochromatic
#141C50 #212E81 #2D3FB2 #4B5DD1 #7C89DE
Accessibility & contrast
On white
8.52
#2D3FB2 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.47
#2D3FB2 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2D3FB2
8.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D3FB2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2D3FB2 | 1.00 | 8.52 | 2.47 | 8.52 |
| #FFFFFF | 8.52 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.47 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.52 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0053B6
Deuteranopia (green-blind)
#0046B0
Tritanopia (blue-blind)
#005D72
Achromatopsia (no color)
#4D4D4D
Design tokens & code
CSS
--color: #2d3fb2; /* rgb */ color: rgb(45, 63, 178); /* oklch */ color: oklch(43.2% 0.182 269.9);
Tailwind
colors: {
custom: {
50: '#7a74ca',
500: '#2d3fb2',
950: '#000000',
},
}SCSS
$custom: #2d3fb2; $custom-light: #7a74ca; $custom-dark: #000000;
JSON
{
"hex": "#2d3fb2",
"rgb": {
"r": 45,
"g": 63,
"b": 178
},
"hsl": {
"h": 231.88,
"s": 59.641,
"l": 43.725
},
"oklch": {
"l": 0.43178,
"c": 0.18213,
"h": 269.9
},
"luminance": 0.07327
}Semantic roles & 50–950 ramp
primary
#2D3FB2
secondary
#C6BB75
accent
#CD45E3
background
#F8F7FC
surface
#EFEDF9
border
#CAC8D2
text
#0B0813
muted
#7C7B82