#2B324F
Closest named color: Prussian Blue (#1D3557). oklch(32.5% 0.053 272.8), rgb(43, 50, 79).
Aa
White text reads best on this color (12.56:1).
About this color
#2B324F is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.053 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.022 away. White text reads best on it, at 12.56:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.67:1 |
| White text | 12.56:1 |
Values
| HEX | #2B324F |
| RGB | rgb(43, 50, 79) |
| HSL | hsl(228, 30%, 24%) |
| OKLCH | oklch(32.5% 0.053 272.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #2B324F | 12.56:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #2B324F | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #2B324F text on white | 12.56:1 | AAA | Lc 98.5 | Preferred for body text |
| #2B324F text on black | 1.67:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D4D9E8
oklch(88.6% 0.021 271.2)
-
Step 300
300
#B8C0DB
oklch(81% 0.039 272.4)
-
Step 400
400
#939FC9
oklch(70.8% 0.063 272.3)
-
Step 500
500
#7986BB
oklch(63% 0.081 273.3)
-
Step 600
600
#6270A7
oklch(55.7% 0.087 272.4)
-
Step 700
700
#515D8F
oklch(49% 0.082 272.8)
-
Step 800
800
#434C74
oklch(42.7% 0.068 273.5)
-
Step 900
900 (this color)
#2B324F
oklch(32.5% 0.053 272.8)
-
Step 950
950
#212537
oklch(26.9% 0.034 274.3)
#2B324F with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #283550 | 0.010 |
| Deuteranopia (no green cones) | #25324E | 0.009 |
| Tritanopia (no blue cones) | #1F383D | 0.047 |
| Achromatopsia (no color) | #333333 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B324F
#2B324F
oklch(32.5% 0.053 272.8)
- #3D3311
#3D3311
oklch(32.4% 0.052 92.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #2B324F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.022
- Space Cadet #2B2D42 ΔE 0.025
- Gunmetal #293241 ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.033
- Midnight Green #073B4C ΔE 0.045
- Onyx #343A40 ΔE 0.046
- Marine #042E60 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.057
Use #2B324F in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.