#0D346A
Closest named color: Marine Blue (#01386A). oklch(33.2% 0.104 257.9), rgb(13, 52, 106).
Aa
White text reads best on this color (12.23:1).
About this color
#0D346A is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.104 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.012 away. White text reads best on it, at 12.23:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #0D346A |
| RGB | rgb(13, 52, 106) |
| HSL | hsl(215, 78%, 23%) |
| OKLCH | oklch(33.2% 0.104 257.9) |
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 #0D346A | 12.23:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #0D346A | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #0D346A text on white | 12.23:1 | AAA | Lc 97.5 | Preferred for body text |
| #0D346A text on black | 1.71:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF6
oklch(88.6% 0.043 257.1)
-
Step 300
300
#A2C3F3
oklch(81% 0.077 257.7)
-
Step 400
400
#6EA2ED
oklch(70.7% 0.124 257.5)
-
Step 500
500
#4688E8
oklch(63.1% 0.16 257.9)
-
Step 600
600
#2670D6
oklch(55.7% 0.173 257.8)
-
Step 700
700
#185DBA
oklch(49.2% 0.161 257.8)
-
Step 800
800
#174C96
oklch(42.6% 0.134 258)
-
Step 900
900 (this color)
#0D346A
oklch(33.2% 0.104 257.9)
-
Step 950
950
#102646
oklch(27% 0.066 257.9)
#0D346A 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) | #143A6C | 0.020 |
| Deuteranopia (no green cones) | #003169 | 0.013 |
| Tritanopia (no blue cones) | #00414A | 0.078 |
| Achromatopsia (no color) | #353535 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D346A
#0D346A
oklch(33.2% 0.104 257.9)
- #493100
#493100
oklch(33.3% 0.069 78.9)
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 #0D346A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.012
- Marine #042E60 ΔE 0.026
- Prussian Blue #1D3557 ΔE 0.036
- Twilight Blue #0A437A ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.062
- Midnight Green #073B4C ΔE 0.062
- Midnight Blue #191970 ΔE 0.067
- Space Cadet #2B2D42 ΔE 0.075
Use #0D346A 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.