#0F294F
Closest named color: Marine (#042E60). oklch(28.4% 0.077 258.1), rgb(15, 41, 79).
Aa
White text reads best on this color (14.47:1).
About this color
#0F294F is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.077 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.032 away. White text reads best on it, at 14.47:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.45:1 |
| White text | 14.47:1 |
Values
| HEX | #0F294F |
| RGB | rgb(15, 41, 79) |
| HSL | hsl(216, 68%, 18%) |
| OKLCH | oklch(28.4% 0.077 258.1) |
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 #0F294F | 14.47:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #0F294F | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #0F294F text on white | 14.47:1 | AAA | Lc 101.0 | Preferred for body text |
| #0F294F text on black | 1.45:1 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C5DBFB
oklch(88.5% 0.05 257.7)
-
Step 300
300
#9CC3FB
oklch(80.9% 0.09 257.4)
-
Step 400
400
#65A1FA
oklch(70.7% 0.145 258.1)
-
Step 500
500
#3786F7
oklch(63.1% 0.186 258)
-
Step 600
600
#096CE6
oklch(55.5% 0.202 258.2)
-
Step 700
700
#005AC5
oklch(49.1% 0.183 258.1)
-
Step 800
800
#044AA2
oklch(42.8% 0.156 258.2)
-
Step 900
900
#103F80
oklch(37.7% 0.121 258)
-
Step 950
950 (this color)
#0F294F
oklch(28.4% 0.077 258.1)
#0F294F 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) | #162D50 | 0.016 |
| Deuteranopia (no green cones) | #0A274E | 0.009 |
| Tritanopia (no blue cones) | #003238 | 0.060 |
| Achromatopsia (no color) | #292929 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F294F
#0F294F
oklch(28.4% 0.077 258.1)
- #3A2500
#3A2500
oklch(28.3% 0.059 76.7)
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 #0F294F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.032
- Oxford Blue #1B263B ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.049
- Dark #1B2431 ΔE 0.055
- Gunmetal #293241 ΔE 0.057
- Midnight Green #073B4C ΔE 0.061
- Marine Blue #01386A ΔE 0.061
Use #0F294F 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.