#2556AC#2556AC
#2556AC is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.0% C 0.148 H 260.7°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #2556AC |
|---|---|
| RGB | rgb(37, 86, 172) |
| HSL | hsl(218, 65%, 41%) |
| HSV | hsv(218, 78%, 67%) |
| CMYK | cmyk(78.5%, 50%, 0%, 32.5%) |
| CIE-LAB | lab(37.89, 15.26, -50.74) |
| CIE-LCH | lch(37.89, 52.99, 286.74°) |
| OKLab | oklab(46.96% -0.0238 -0.1459) |
| OKLCH | oklch(46.96% 0.148 260.7) |
| XYZ | xyz(11.5344, 10.0261, 40.3491) |
| Luminance | 0.1003 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire
#0F52BA
ΔE00 2.21
Denim Blue
#3B5B92
ΔE00 3.97
Dusk Blue
#26538D
ΔE00 4.00
Denim
#1560BD
ΔE00 4.14
Light Navy Blue
#2E5A88
ΔE00 4.76
Cobalt
#0047AB
ΔE00 4.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2556AC #AC7B25
analogous
#2599AC #2556AC #3725AC
triadic
#2556AC #AC2556 #56AC25
tetradic
#2556AC #AC2599 #AC7B25 #25AC37
square
#2556AC #AC2599 #AC7B25 #25AC37
split-complementary
#2556AC #AC3725 #99AC25
monochromatic
#0F2447 #1A3D7A #2556AC #3A72D5 #6C96DF
Accessibility & contrast
On white
6.99
#2556AC on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.01
#2556AC on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #2556AC
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2556AC | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2556AC | 1.00 | 6.99 | 3.01 | 6.99 |
| #FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.01 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2260AF
Deuteranopia (green-blind)
#0053AA
Tritanopia (blue-blind)
#006B79
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #2556ac; /* rgb */ color: rgb(37, 86, 172); /* oklch */ color: oklch(47.0% 0.148 260.7);
Tailwind
colors: {
custom: {
50: '#7485c5',
500: '#2556ac',
950: '#000000',
},
}SCSS
$custom: #2556ac; $custom-light: #7485c5; $custom-dark: #000000;
JSON
{
"hex": "#2556ac",
"rgb": {
"r": 37,
"g": 86,
"b": 172
},
"hsl": {
"h": 218.222,
"s": 64.593,
"l": 40.98
},
"oklch": {
"l": 0.46958,
"c": 0.14787,
"h": 260.7
},
"luminance": 0.10027
}Semantic roles & 50–950 ramp
primary
#2556AC
secondary
#C6A367
accent
#AB40E8
background
#F7F8FC
surface
#EEEFF8
border
#C9CAD1
text
#0A0A13
muted
#7C7C82