#2B528C#2B528C
#2B528C is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.0% C 0.106 H 258.2°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).
Color values
| HEX | #2B528C |
|---|---|
| RGB | rgb(43, 82, 140) |
| HSL | hsl(216, 53%, 36%) |
| HSV | hsv(216, 69%, 55%) |
| CMYK | cmyk(69.3%, 41.4%, 0%, 45.1%) |
| CIE-LAB | lab(34.88, 6.40, -36.31) |
| CIE-LCH | lch(34.88, 36.87, 280.00°) |
| OKLab | oklab(44.05% -0.0216 -0.1035) |
| OKLCH | oklch(44.05% 0.106 258.2) |
| XYZ | xyz(8.7455, 8.4407, 25.9742) |
| Luminance | 0.0844 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dusk Blue
#26538D
ΔE00 0.98
Light Navy
#155084
ΔE00 3.29
Denim Blue
#3B5B92
ΔE00 3.34
Light Navy Blue
#2E5A88
ΔE00 3.34
Cobalt (survey)
#1E488F
ΔE00 3.36
Twilight Blue
#0A437A
ΔE00 5.44
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B528C #8C652B
analogous
#2B828C #2B528C #342B8C
triadic
#2B528C #8C2B52 #528C2B
tetradic
#2B528C #8C2B82 #8C652B #2B8C34
square
#2B528C #8C2B82 #8C652B #2B8C34
split-complementary
#2B528C #8C342B #828C2B
monochromatic
#0E1B2E #1D375D #2B528C #396DBB #628ECF
Accessibility & contrast
On white
7.81
#2B528C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.69
#2B528C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B528C
7.81:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B528C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B528C | 1.00 | 7.81 | 2.69 | 7.81 |
| #FFFFFF | 7.81 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.69 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.81 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#37578E
Deuteranopia (green-blind)
#294E8B
Tritanopia (blue-blind)
#005F68
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #2b528c; /* rgb */ color: rgb(43, 82, 140); /* oklch */ color: oklch(44.0% 0.106 258.2);
Tailwind
colors: {
custom: {
50: '#7082ae',
500: '#2b528c',
950: '#000000',
},
}SCSS
$custom: #2b528c; $custom-light: #7082ae; $custom-dark: #000000;
JSON
{
"hex": "#2b528c",
"rgb": {
"r": 43,
"g": 82,
"b": 140
},
"hsl": {
"h": 215.876,
"s": 53.005,
"l": 35.882
},
"oklch": {
"l": 0.44045,
"c": 0.1057,
"h": 258.2
},
"luminance": 0.08442
}Semantic roles & 50–950 ramp
primary
#2B528C
secondary
#B5925E
accent
#A24BDC
background
#F7F7FA
surface
#EDEEF4
border
#C8C9CE
text
#080A10
muted
#7B7C7F