#0F1C36
Closest named color: Rich Black (#0D1B2A). oklch(23% 0.054 262.8), rgb(15, 28, 54).
Aa
White text reads best on this color (16.93:1).
About this color
#0F1C36 is a very dark, muted blue. In OKLCH its lightness is 23%, its chroma 0.054 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.024 away. White text reads best on it, at 16.93:1.
| Hue family | Blues |
| Lightness | very dark (23%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.23:1 |
| White text | 16.93:1 |
Values
| HEX | #0F1C36 |
| RGB | rgb(15, 28, 54) |
| HSL | hsl(220, 57%, 14%) |
| OKLCH | oklch(23% 0.054 262.8) |
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 #0F1C36 | 16.93:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #0F1C36 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #0F1C36 text on white | 16.93:1 | AAA | Lc 103.7 | Preferred for body text |
| #0F1C36 text on black | 1.23:1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CDDAF1
oklch(88.6% 0.035 262)
-
Step 300
300
#ABC1EB
oklch(80.9% 0.064 263.3)
-
Step 400
400
#7FA0E0
oklch(70.6% 0.101 263.1)
-
Step 500
500
#5E87D8
oklch(63% 0.131 262.9)
-
Step 600
600
#4570C5
oklch(55.7% 0.141 262.5)
-
Step 700
700
#375DAA
oklch(49.1% 0.131 262.8)
-
Step 800
800
#2E4C8A
oklch(42.7% 0.109 263.1)
-
Step 900
900
#29406E
oklch(37.7% 0.084 262.9)
-
Step 950
950 (this color)
#0F1C36
oklch(23% 0.054 262.8)
#0F1C36 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) | #111E37 | 0.008 |
| Deuteranopia (no green cones) | #0B1B35 | 0.007 |
| Tritanopia (no blue cones) | #002226 | 0.046 |
| Achromatopsia (no color) | #1D1D1D | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F1C36
#0F1C36
oklch(23% 0.054 262.8)
- #281A00
#281A00
oklch(23% 0.047 81.2)
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 #0F1C36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.024
- Dark #1B2431 ΔE 0.038
- Oxford Blue #1B263B ΔE 0.040
- Navy Blue #001146 ΔE 0.052
- Jet #212529 ΔE 0.055
- Rich Navy #001219 ΔE 0.071
- Dark Indigo #1F0954 ΔE 0.076
- Night Blue #040348 ΔE 0.077
Use #0F1C36 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.