#2A43B6#2A43B6
#2A43B6 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.1% C 0.183 H 268.2°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).
Color values
| HEX | #2A43B6 |
|---|---|
| RGB | rgb(42, 67, 182) |
| HSL | hsl(229, 63%, 44%) |
| HSV | hsv(229, 77%, 71%) |
| CMYK | cmyk(76.9%, 63.2%, 0%, 28.6%) |
| CIE-LAB | lab(33.74, 32.21, -63.41) |
| CIE-LCH | lch(33.74, 71.12, 296.93°) |
| OKLab | oklab(44.13% -0.0059 -0.1834) |
| OKLCH | oklch(44.13% 0.183 268.2) |
| XYZ | xyz(11.4026, 7.8827, 45.1675) |
| Luminance | 0.0788 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 2.23
Sapphire (survey)
#2138AB
ΔE00 3.45
Cobalt
#0047AB
ΔE00 4.24
Ocean Blue
#4F42B5
ΔE00 4.98
Blue (survey)
#0343DF
ΔE00 5.02
Sapphire
#0F52BA
ΔE00 5.93
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A43B6 #B69D2A
analogous
#2A89B6 #2A43B6 #572AB6
triadic
#2A43B6 #B62A43 #43B62A
tetradic
#2A43B6 #B62A89 #B69D2A #2AB657
square
#2A43B6 #B62A89 #B69D2A #2AB657
split-complementary
#2A43B6 #B6572A #89B62A
monochromatic
#131E53 #1F3184 #2A43B6 #4861D5 #7A8CE0
Accessibility & contrast
On white
8.15
#2A43B6 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.58
#2A43B6 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A43B6
8.15:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A43B6 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A43B6 | 1.00 | 8.15 | 2.58 | 8.15 |
| #FFFFFF | 8.15 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.58 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.15 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056BA
Deuteranopia (green-blind)
#0049B4
Tritanopia (blue-blind)
#006176
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #2a43b6; /* rgb */ color: rgb(42, 67, 182); /* oklch */ color: oklch(44.1% 0.183 268.2);
Tailwind
colors: {
custom: {
50: '#7a77cd',
500: '#2a43b6',
950: '#000000',
},
}SCSS
$custom: #2a43b6; $custom-light: #7a77cd; $custom-dark: #000000;
JSON
{
"hex": "#2a43b6",
"rgb": {
"r": 42,
"g": 67,
"b": 182
},
"hsl": {
"h": 229.286,
"s": 62.5,
"l": 43.922
},
"oklch": {
"l": 0.44131,
"c": 0.18345,
"h": 268.2
},
"luminance": 0.07884
}Semantic roles & 50–950 ramp
primary
#2A43B6
secondary
#C8B973
accent
#C842E6
background
#F8F7FC
surface
#EFEDF9
border
#CAC8D2
text
#0B0814
muted
#7C7B82