#2D40AD#2D40AD
#2D40AD is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.9% C 0.174 H 269.7°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).
Color values
| HEX | #2D40AD |
|---|---|
| RGB | rgb(45, 64, 173) |
| HSL | hsl(231, 59%, 43%) |
| HSV | hsv(231, 74%, 68%) |
| CMYK | cmyk(74%, 63%, 0%, 32.2%) |
| CIE-LAB | lab(32.35, 31.18, -60.32) |
| CIE-LCH | lch(32.35, 67.90, 297.33°) |
| OKLab | oklab(42.9% -0.0009 -0.1743) |
| OKLCH | oklch(42.9% 0.174 269.7) |
| XYZ | xyz(10.4558, 7.2407, 40.3736) |
| Luminance | 0.0724 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.37
Blue Blue
#2242C7
ΔE00 3.44
Cobalt
#0047AB
ΔE00 4.62
Ocean Blue
#4F42B5
ΔE00 4.89
Blueberry
#464196
ΔE00 5.04
Blue (survey)
#0343DF
ΔE00 6.28
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2D40AD #AD9A2D
analogous
#2D80AD #2D40AD #5A2DAD
triadic
#2D40AD #AD2D40 #40AD2D
tetradic
#2D40AD #AD2D80 #AD9A2D #2DAD5A
square
#2D40AD #AD2D80 #AD9A2D #2DAD5A
split-complementary
#2D40AD #AD5A2D #80AD2D
monochromatic
#141C4C #202E7C #2D40AD #485CCF #7887DC
Accessibility & contrast
On white
8.58
#2D40AD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.45
#2D40AD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2D40AD
8.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2D40AD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2D40AD | 1.00 | 8.58 | 2.45 | 8.58 |
| #FFFFFF | 8.58 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.45 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.58 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052B1
Deuteranopia (green-blind)
#0046AB
Tritanopia (blue-blind)
#005C70
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #2d40ad; /* rgb */ color: rgb(45, 64, 173); /* oklch */ color: oklch(42.9% 0.174 269.7);
Tailwind
colors: {
custom: {
50: '#7974c6',
500: '#2d40ad',
950: '#000000',
},
}SCSS
$custom: #2d40ad; $custom-light: #7974c6; $custom-dark: #000000;
JSON
{
"hex": "#2d40ad",
"rgb": {
"r": 45,
"g": 64,
"b": 173
},
"hsl": {
"h": 231.094,
"s": 58.716,
"l": 42.745
},
"oklch": {
"l": 0.42904,
"c": 0.1743,
"h": 269.7
},
"luminance": 0.07242
}Semantic roles & 50–950 ramp
primary
#2D40AD
secondary
#C4B872
accent
#CB46E2
background
#F8F7FC
surface
#EFEDF8
border
#CAC8D1
text
#0A0813
muted
#7C7B82