#1A325B
Closest named color: Prussian Blue (#1D3557). oklch(32.1% 0.079 260.4), rgb(26, 50, 91).
Aa
White text reads best on this color (12.71:1).
About this color
#1A325B is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.079 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.014 away. White text reads best on it, at 12.71:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.65:1 |
| White text | 12.71:1 |
Values
| HEX | #1A325B |
| RGB | rgb(26, 50, 91) |
| HSL | hsl(218, 56%, 23%) |
| OKLCH | oklch(32.1% 0.079 260.4) |
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 #1A325B | 12.71:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #1A325B | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #1A325B text on white | 12.71:1 | AAA | Lc 98.6 | Preferred for body text |
| #1A325B 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
#C6DAFC
oklch(88.4% 0.052 261.1)
-
Step 300
300
#9EC2FE
oklch(81% 0.094 260.4)
-
Step 400
400
#689FFD
oklch(70.6% 0.15 260.5)
-
Step 500
500
#3E84FB
oklch(63.2% 0.191 260.3)
-
Step 600
600
#1B69EA
oklch(55.5% 0.209 260.5)
-
Step 700
700
#0D57CC
oklch(49.2% 0.194 260.4)
-
Step 800
800
#0F48A5
oklch(42.8% 0.161 260.4)
-
Step 900
900
#153D83
oklch(37.6% 0.126 260.7)
-
Step 950
950 (this color)
#1A325B
oklch(32.1% 0.079 260.4)
#1A325B 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) | #1F365D | 0.015 |
| Deuteranopia (no green cones) | #15305A | 0.009 |
| Tritanopia (no blue cones) | #003B42 | 0.063 |
| Achromatopsia (no color) | #333333 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A325B
#1A325B
oklch(32.1% 0.079 260.4)
- #442F00
#442F00
oklch(32.1% 0.066 81.6)
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 #1A325B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.014
- Marine #042E60 ΔE 0.026
- Marine Blue #01386A ΔE 0.032
- Dark Blue Grey #1F3B4D ΔE 0.044
- Midnight Green #073B4C ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.048
- Gunmetal #293241 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.064
Use #1A325B 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.