#2A579A#2A579A
#2A579A is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.1% C 0.120 H 258.3°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).
Color values
| HEX | #2A579A |
|---|---|
| RGB | rgb(42, 87, 154) |
| HSL | hsl(216, 57%, 38%) |
| HSV | hsv(216, 73%, 60%) |
| CMYK | cmyk(72.7%, 43.5%, 0%, 39.6%) |
| CIE-LAB | lab(37.19, 8.29, -41.11) |
| CIE-LCH | lch(37.19, 41.94, 281.40°) |
| OKLab | oklab(46.09% -0.0243 -0.1175) |
| OKLCH | oklch(46.09% 0.12 258.3) |
| XYZ | xyz(10.1937, 9.6406, 31.8892) |
| Luminance | 0.0964 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 2.06
Denim Blue
#3B5B92
ΔE00 2.53
Light Navy Blue
#2E5A88
ΔE00 2.92
Sapphire
#0F52BA
ΔE00 4.30
Light Navy
#155084
ΔE00 4.35
Dusky Blue
#475F94
ΔE00 4.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A579A #9A6D2A
analogous
#2A8F9A #2A579A #352A9A
triadic
#2A579A #9A2A57 #579A2A
tetradic
#2A579A #9A2A8F #9A6D2A #2A9A35
square
#2A579A #9A2A8F #9A6D2A #2A9A35
split-complementary
#2A579A #9A352A #8F9A2A
monochromatic
#10213A #1D3C6A #2A579A #3872C9 #6894D6
Accessibility & contrast
On white
7.17
#2A579A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.93
#2A579A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A579A
7.17:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A579A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A579A | 1.00 | 7.17 | 2.93 | 7.17 |
| #FFFFFF | 7.17 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.93 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.17 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#375D9D
Deuteranopia (green-blind)
#235399
Tritanopia (blue-blind)
#006771
Achromatopsia (no color)
#575757
Design tokens & code
CSS
--color: #2a579a; /* rgb */ color: rgb(42, 87, 154); /* oklch */ color: oklch(46.1% 0.120 258.3);
Tailwind
colors: {
custom: {
50: '#7285b8',
500: '#2a579a',
950: '#000000',
},
}SCSS
$custom: #2a579a; $custom-light: #7285b8; $custom-dark: #000000;
JSON
{
"hex": "#2a579a",
"rgb": {
"r": 42,
"g": 87,
"b": 154
},
"hsl": {
"h": 215.893,
"s": 57.143,
"l": 38.431
},
"oklch": {
"l": 0.46093,
"c": 0.12,
"h": 258.3
},
"luminance": 0.09642
}Semantic roles & 50–950 ramp
primary
#2A579A
secondary
#BC9963
accent
#A347E0
background
#F7F8FB
surface
#EDEFF6
border
#C8CAD0
text
#090B11
muted
#7B7C80