#2C57A3#2C57A3
#2C57A3 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 46.8% C 0.132 H 260.8°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).
Color values
| HEX | #2C57A3 |
|---|---|
| RGB | rgb(44, 87, 163) |
| HSL | hsl(218, 57%, 41%) |
| HSV | hsv(218, 73%, 64%) |
| CMYK | cmyk(73%, 46.6%, 0%, 36.1%) |
| CIE-LAB | lab(37.83, 12.03, -45.47) |
| CIE-LCH | lch(37.83, 47.03, 284.82°) |
| OKLab | oklab(46.79% -0.021 -0.1303) |
| OKLCH | oklch(46.79% 0.132 260.8) |
| XYZ | xyz(11.0554, 9.9950, 35.9898) |
| Luminance | 0.1000 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim Blue
#3B5B92
ΔE00 2.88
Dusk Blue
#26538D
ΔE00 3.22
Sapphire
#0F52BA
ΔE00 3.34
Light Navy Blue
#2E5A88
ΔE00 4.00
Denim
#1560BD
ΔE00 4.52
Dusky Blue
#475F94
ΔE00 4.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2C57A3 #A3782C
analogous
#2C92A3 #2C57A3 #3C2CA3
triadic
#2C57A3 #A32C57 #57A32C
tetradic
#2C57A3 #A32C92 #A3782C #2CA33C
square
#2C57A3 #A32C92 #A3782C #2CA33C
split-complementary
#2C57A3 #A33C2C #92A32C
monochromatic
#122443 #1F3D73 #2C57A3 #4173CC #7196D9
Accessibility & contrast
On white
7.00
#2C57A3 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
3.00
#2C57A3 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #2C57A3
7.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2C57A3 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2C57A3 | 1.00 | 7.00 | 3.00 | 7.00 |
| #FFFFFF | 7.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.00 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#305FA6
Deuteranopia (green-blind)
#1654A1
Tritanopia (blue-blind)
#006975
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #2c57a3; /* rgb */ color: rgb(44, 87, 163); /* oklch */ color: oklch(46.8% 0.132 260.8);
Tailwind
colors: {
custom: {
50: '#7585bf',
500: '#2c57a3',
950: '#000000',
},
}SCSS
$custom: #2c57a3; $custom-light: #7585bf; $custom-dark: #000000;
JSON
{
"hex": "#2c57a3",
"rgb": {
"r": 44,
"g": 87,
"b": 163
},
"hsl": {
"h": 218.319,
"s": 57.488,
"l": 40.588
},
"oklch": {
"l": 0.46795,
"c": 0.13197,
"h": 260.8
},
"luminance": 0.09996
}Semantic roles & 50–950 ramp
primary
#2C57A3
secondary
#C0A16B
accent
#A947E1
background
#F7F8FB
surface
#EEEFF7
border
#C9CAD0
text
#090B12
muted
#7B7C81