#2A5178#2A5178
#2A5178 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.5% C 0.079 H 250.2°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).
Color values
| HEX | #2A5178 |
|---|---|
| RGB | rgb(42, 81, 120) |
| HSL | hsl(210, 48%, 32%) |
| HSV | hsv(210, 65%, 47%) |
| CMYK | cmyk(65%, 32.5%, 0%, 52.9%) |
| CIE-LAB | lab(33.42, -0.61, -26.31) |
| CIE-LCH | lch(33.42, 26.32, 268.66°) |
| OKLab | oklab(42.53% -0.0268 -0.0743) |
| OKLCH | oklch(42.53% 0.079 250.2) |
| XYZ | xyz(7.2862, 7.7325, 18.8742) |
| Luminance | 0.0773 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy
#155084
ΔE00 2.45
Dusk Blue
#26538D
ΔE00 3.09
Light Navy Blue
#2E5A88
ΔE00 3.40
Deep Sea Blue
#015482
ΔE00 4.01
Prussian Blue
#004577
ΔE00 4.53
Cobalt (survey)
#1E488F
ΔE00 4.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A5178 #78512A
analogous
#2A7878 #2A5178 #2A2A78
triadic
#2A5178 #782A51 #51782A
tetradic
#2A5178 #782A78 #78512A #2A782A
square
#2A5178 #782A78 #78512A #2A782A
split-complementary
#2A5178 #782A2A #78782A
monochromatic
#0A141D #1A324B #2A5178 #3A70A5 #588EC5
Accessibility & contrast
On white
8.25
#2A5178 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.55
#2A5178 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A5178
8.25:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A5178 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A5178 | 1.00 | 8.25 | 2.55 | 8.25 |
| #FFFFFF | 8.25 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.55 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.25 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#40537A
Deuteranopia (green-blind)
#364B77
Tritanopia (blue-blind)
#005A5F
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #2a5178; /* rgb */ color: rgb(42, 81, 120); /* oklch */ color: oklch(42.5% 0.079 250.2);
Tailwind
colors: {
custom: {
50: '#6c819f',
500: '#2a5178',
950: '#000000',
},
}SCSS
$custom: #2a5178; $custom-light: #6c819f; $custom-dark: #000000;
JSON
{
"hex": "#2a5178",
"rgb": {
"r": 42,
"g": 81,
"b": 120
},
"hsl": {
"h": 210,
"s": 48.148,
"l": 31.765
},
"oklch": {
"l": 0.42526,
"c": 0.07897,
"h": 250.2
},
"luminance": 0.07733
}Semantic roles & 50–950 ramp
primary
#2A5178
secondary
#AA7F54
accent
#9450D8
background
#F6F7F9
surface
#ECEEF2
border
#C7C9CC
text
#070A0E
muted
#7A7C7E