#0F142E
Closest named color: Rich Black (#0D1B2A). oklch(20.3% 0.052 272.7), rgb(15, 20, 46).
Aa
White text reads best on this color (18.10:1).
About this color
#0F142E is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.052 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.027 away. White text reads best on it, at 18.10:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.10:1 |
Values
| HEX | #0F142E |
| RGB | rgb(15, 20, 46) |
| HSL | hsl(230, 51%, 12%) |
| OKLCH | oklch(20.3% 0.052 272.7) |
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 #0F142E | 18.10:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #0F142E | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #0F142E text on white | 18.10:1 | AAA | Lc 104.7 | Preferred for body text |
| #0F142E text on black | 1.15:1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D1D8F1
oklch(88.5% 0.035 273.2)
-
Step 300
300
#B3BFE9
oklch(81% 0.061 272.5)
-
Step 400
400
#8C9DDE
oklch(70.8% 0.097 272.5)
-
Step 500
500
#7083D5
oklch(63.1% 0.125 272.5)
-
Step 600
600
#596BC3
oklch(55.6% 0.137 272.5)
-
Step 700
700
#4959A8
oklch(49.1% 0.127 272.3)
-
Step 800
800
#3C4988
oklch(42.7% 0.105 272.5)
-
Step 900
900
#333D6D
oklch(37.6% 0.083 272.9)
-
Step 950
950 (this color)
#0F142E
oklch(20.3% 0.052 272.7)
#0F142E 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) | #08172F | 0.013 |
| Deuteranopia (no green cones) | #05152D | 0.015 |
| Tritanopia (no blue cones) | #021A1E | 0.047 |
| Achromatopsia (no color) | #161616 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F142E
#0F142E
oklch(20.3% 0.052 272.7)
- #1D1600
#1D1600
oklch(20.3% 0.042 93.7)
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 #0F142E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.027
- Rich Navy #001219 ΔE 0.052
- Navy Blue #001146 ΔE 0.052
- Dark #1B2431 ΔE 0.061
- Dark Navy #000435 ΔE 0.062
- Oxford Blue #1B263B ΔE 0.068
- Night Blue #040348 ΔE 0.069
- Midnight #03012D ΔE 0.070
Use #0F142E 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.