#2B39B4#2B39B4
#2B39B4 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.2% C 0.192 H 270.3°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).
Color values
| HEX | #2B39B4 |
|---|---|
| RGB | rgb(43, 57, 180) |
| HSL | hsl(234, 61%, 44%) |
| HSV | hsv(234, 76%, 71%) |
| CMYK | cmyk(76.1%, 68.3%, 0%, 29.4%) |
| CIE-LAB | lab(31.19, 37.97, -66.39) |
| CIE-LCH | lch(31.19, 76.48, 299.76°) |
| OKLab | oklab(42.23% 0.001 -0.1921) |
| OKLCH | oklch(42.23% 0.192 270.3) |
| XYZ | xyz(10.6948, 6.7340, 43.9073) |
| Luminance | 0.0673 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.69
Blue Blue
#2242C7
ΔE00 3.55
Ocean Blue
#4F42B5
ΔE00 4.80
Blue With A Hint Of Purple
#533CC6
ΔE00 5.69
Blueberry
#464196
ΔE00 6.03
Blue (survey)
#0343DF
ΔE00 6.04
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B39B4 #B4A62B
analogous
#2B7DB4 #2B39B4 #612BB4
triadic
#2B39B4 #B42B39 #39B42B
tetradic
#2B39B4 #B42B7D #B4A62B #2BB461
square
#2B39B4 #B42B7D #B4A62B #2BB461
split-complementary
#2B39B4 #B4612B #7DB42B
monochromatic
#131A51 #1F2983 #2B39B4 #4957D3 #7A84DF
Accessibility & contrast
On white
8.95
#2B39B4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.35
#2B39B4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B39B4
8.95:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B39B4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B39B4 | 1.00 | 8.95 | 2.35 | 8.95 |
| #FFFFFF | 8.95 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.35 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.95 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050B8
Deuteranopia (green-blind)
#0043B2
Tritanopia (blue-blind)
#005B72
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #2b39b4; /* rgb */ color: rgb(43, 57, 180); /* oklch */ color: oklch(42.2% 0.192 270.3);
Tailwind
colors: {
custom: {
50: '#7a70cc',
500: '#2b39b4',
950: '#000000',
},
}SCSS
$custom: #2b39b4; $custom-light: #7a70cc; $custom-dark: #000000;
JSON
{
"hex": "#2b39b4",
"rgb": {
"r": 43,
"g": 57,
"b": 180
},
"hsl": {
"h": 233.869,
"s": 61.435,
"l": 43.725
},
"oklch": {
"l": 0.42226,
"c": 0.19214,
"h": 270.3
},
"luminance": 0.06735
}Semantic roles & 50–950 ramp
primary
#2B39B4
secondary
#C7BF73
accent
#D443E5
background
#F8F6FC
surface
#EFECF9
border
#CAC7D2
text
#0B0713
muted
#7C7A82