#1A325C
Closest named color: Prussian Blue (#1D3557). oklch(32.2% 0.081 260.8), rgb(26, 50, 92).
Aa
White text reads best on this color (12.69:1).
About this color
#1A325C is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.081 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.015 away. White text reads best on it, at 12.69:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.65:1 |
| White text | 12.69:1 |
Values
| HEX | #1A325C |
| RGB | rgb(26, 50, 92) |
| HSL | hsl(218, 56%, 23%) |
| OKLCH | oklch(32.2% 0.081 260.8) |
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 #1A325C | 12.69:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #1A325C | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #1A325C text on white | 12.69:1 | AAA | Lc 98.5 | Preferred for body text |
| #1A325C text on black | 1.65:1 | 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 950.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFD
oklch(93.7% 0.027 260.3)
-
Step 200
200
#C6DAFD
oklch(88.5% 0.053 261.7)
-
Step 300
300
#9DC2FF
oklch(81% 0.096 260.2)
-
Step 400
400
#689FFF
oklch(70.7% 0.153 260.8)
-
Step 500
500
#3E83FD
oklch(63.1% 0.195 260.8)
-
Step 600
600
#1B69ED
oklch(55.7% 0.212 260.7)
-
Step 700
700
#0D56CE
oklch(49.1% 0.198 260.8)
-
Step 800
800
#0F47A6
oklch(42.6% 0.163 260.8)
-
Step 900
900
#153D84
oklch(37.7% 0.128 260.9)
-
Step 950
950 (this color)
#1A325C
oklch(32.2% 0.081 260.8)
#1A325C 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) | #1E365E | 0.014 |
| Deuteranopia (no green cones) | #14305B | 0.010 |
| Tritanopia (no blue cones) | #003C42 | 0.067 |
| Achromatopsia (no color) | #333333 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A325C
#1A325C
oklch(32.2% 0.081 260.8)
- #452F00
#452F00
oklch(32.3% 0.067 80.4)
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 #1A325C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.015
- Marine #042E60 ΔE 0.025
- Marine Blue #01386A ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.045
- Midnight Green #073B4C ΔE 0.047
- Space Cadet #2B2D42 ΔE 0.050
- Gunmetal #293241 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.065
Use #1A325C 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.