#2B508D#2B508D
#2B508D is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.6% C 0.110 H 259.9°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).
Color values
| HEX | #2B508D |
|---|---|
| RGB | rgb(43, 80, 141) |
| HSL | hsl(217, 53%, 36%) |
| HSV | hsv(217, 70%, 55%) |
| CMYK | cmyk(69.5%, 43.3%, 0%, 44.7%) |
| CIE-LAB | lab(34.34, 8.10, -37.78) |
| CIE-LCH | lch(34.34, 38.64, 282.10°) |
| OKLab | oklab(43.64% -0.0193 -0.1078) |
| OKLCH | oklch(43.64% 0.11 259.9) |
| XYZ | xyz(8.6709, 8.1731, 26.3147) |
| Luminance | 0.0817 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 1.71
Cobalt (survey)
#1E488F
ΔE00 2.67
Light Navy
#155084
ΔE00 3.75
Denim Blue
#3B5B92
ΔE00 3.79
Light Navy Blue
#2E5A88
ΔE00 4.13
Cobalt
#0047AB
ΔE00 5.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B508D #8D682B
analogous
#2B818D #2B508D #372B8D
triadic
#2B508D #8D2B50 #508D2B
tetradic
#2B508D #8D2B81 #8D682B #2B8D37
square
#2B508D #8D2B81 #8D682B #2B8D37
split-complementary
#2B508D #8D372B #818D2B
monochromatic
#0E1B2F #1D355E #2B508D #396BBC #638CCF
Accessibility & contrast
On white
7.97
#2B508D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#2B508D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B508D
7.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B508D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B508D | 1.00 | 7.97 | 2.63 | 7.97 |
| #FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#33568F
Deuteranopia (green-blind)
#234D8C
Tritanopia (blue-blind)
#005E67
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #2b508d; /* rgb */ color: rgb(43, 80, 141); /* oklch */ color: oklch(43.6% 0.110 259.9);
Tailwind
colors: {
custom: {
50: '#7080af',
500: '#2b508d',
950: '#000000',
},
}SCSS
$custom: #2b508d; $custom-light: #7080af; $custom-dark: #000000;
JSON
{
"hex": "#2b508d",
"rgb": {
"r": 43,
"g": 80,
"b": 141
},
"hsl": {
"h": 217.347,
"s": 53.261,
"l": 36.078
},
"oklch": {
"l": 0.43643,
"c": 0.10955,
"h": 259.9
},
"luminance": 0.08174
}Semantic roles & 50–950 ramp
primary
#2B508D
secondary
#B6955E
accent
#A64BDD
background
#F7F7FA
surface
#EDEEF4
border
#C8C9CE
text
#080A10
muted
#7B7C7F