#0F2E73
Closest named color: Marine Blue (#01386A). oklch(32.7% 0.125 263.1), rgb(15, 46, 115).
Aa
White text reads best on this color (12.66:1).
About this color
#0F2E73 is a dark, moderately saturated blue. In OKLCH its lightness is 33%, its chroma 0.125 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.034 away. White text reads best on it, at 12.66:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.65:1 |
| White text | 12.66:1 |
Values
| HEX | #0F2E73 |
| RGB | rgb(15, 46, 115) |
| HSL | hsl(221, 77%, 25%) |
| OKLCH | oklch(32.7% 0.125 263.1) |
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 #0F2E73 | 12.66:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #0F2E73 | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #0F2E73 text on white | 12.66:1 | AAA | Lc 98.1 | Preferred for body text |
| #0F2E73 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 900.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C7DAFC
oklch(88.5% 0.051 262.1)
-
Step 300
300
#A1C1FE
oklch(81% 0.094 263)
-
Step 400
400
#6E9EFD
oklch(70.7% 0.149 262.9)
-
Step 500
500
#4982FB
oklch(63.2% 0.19 263.1)
-
Step 600
600
#2C67EA
oklch(55.5% 0.208 263.1)
-
Step 700
700
#2055CC
oklch(49.2% 0.193 263.1)
-
Step 800
800
#1C46A5
oklch(42.7% 0.161 263.2)
-
Step 900
900 (this color)
#0F2E73
oklch(32.7% 0.125 263.1)
-
Step 950
950
#11244C
oklch(27% 0.078 263.1)
#0F2E73 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) | #003875 | 0.027 |
| Deuteranopia (no green cones) | #002E72 | 0.010 |
| Tritanopia (no blue cones) | #003F4B | 0.096 |
| Achromatopsia (no color) | #333333 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F2E73
#0F2E73
oklch(32.7% 0.125 263.1)
- #453100
#453100
oklch(32.7% 0.067 83.7)
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 #0F2E73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.034
- Marine #042E60 ΔE 0.035
- Midnight Blue #191970 ΔE 0.049
- Prussian Blue #1D3557 ΔE 0.058
- Twilight Blue #0A437A ΔE 0.060
- Royal #0C1793 ΔE 0.068
- Navy #000080 ΔE 0.084
- Dark Blue #00008B ΔE 0.084
Use #0F2E73 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.