#2A508C#2A508C
#2A508C is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.5% C 0.108 H 259.2°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).
Color values
| HEX | #2A508C |
|---|---|
| RGB | rgb(42, 80, 140) |
| HSL | hsl(217, 54%, 36%) |
| HSV | hsv(217, 70%, 55%) |
| CMYK | cmyk(70%, 42.9%, 0%, 45.1%) |
| CIE-LAB | lab(34.24, 7.55, -37.34) |
| CIE-LCH | lch(34.24, 38.10, 281.42°) |
| OKLab | oklab(43.53% -0.0203 -0.1066) |
| OKLCH | oklch(43.53% 0.108 259.2) |
| XYZ | xyz(8.5554, 8.1221, 25.9227) |
| Luminance | 0.0812 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 1.53
Cobalt (survey)
#1E488F
ΔE00 2.70
Light Navy
#155084
ΔE00 3.51
Denim Blue
#3B5B92
ΔE00 3.85
Light Navy Blue
#2E5A88
ΔE00 4.01
Twilight Blue
#0A437A
ΔE00 5.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2A508C #8C662A
analogous
#2A818C #2A508C #352A8C
triadic
#2A508C #8C2A50 #508C2A
tetradic
#2A508C #8C2A81 #8C662A #2A8C35
square
#2A508C #8C2A81 #8C662A #2A8C35
split-complementary
#2A508C #8C352A #818C2A
monochromatic
#0E1A2E #1C355D #2A508C #386BBB #618CD0
Accessibility & contrast
On white
8.00
#2A508C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.62
#2A508C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2A508C
8.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2A508C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2A508C | 1.00 | 8.00 | 2.62 | 8.00 |
| #FFFFFF | 8.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#34558E
Deuteranopia (green-blind)
#244C8B
Tritanopia (blue-blind)
#005E67
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #2a508c; /* rgb */ color: rgb(42, 80, 140); /* oklch */ color: oklch(43.5% 0.108 259.2);
Tailwind
colors: {
custom: {
50: '#6f80ae',
500: '#2a508c',
950: '#000000',
},
}SCSS
$custom: #2a508c; $custom-light: #6f80ae; $custom-dark: #000000;
JSON
{
"hex": "#2a508c",
"rgb": {
"r": 42,
"g": 80,
"b": 140
},
"hsl": {
"h": 216.735,
"s": 53.846,
"l": 35.686
},
"oklch": {
"l": 0.4353,
"c": 0.10848,
"h": 259.2
},
"luminance": 0.08123
}Semantic roles & 50–950 ramp
primary
#2A508C
secondary
#B5935C
accent
#A44BDD
background
#F7F7FA
surface
#EDEEF4
border
#C8C9CE
text
#080A10
muted
#7B7C7F