#000F1D
Closest named color: Rich Navy (#001219). oklch(16.2% 0.039 243.1), rgb(0, 15, 29).
Aa
White text reads best on this color (19.33:1).
About this color
#000F1D is a very dark, muted blue. In OKLCH its lightness is 16%, its chroma 0.039 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.016 away. White text reads best on it, at 19.33:1.
| Hue family | Blues |
| Lightness | very dark (16%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.08:1 |
| White text | 19.33:1 |
Values
| HEX | #000F1D |
| RGB | rgb(0, 15, 29) |
| HSL | hsl(209, 100%, 6%) |
| OKLCH | oklch(16.2% 0.039 243.1) |
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 #000F1D | 19.33:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #000F1D | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #000F1D text on white | 19.33:1 | AAA | Lc 105.5 | Preferred for body text |
| #000F1D text on black | 1.08:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CBDCE9
oklch(88.6% 0.026 240.7)
-
Step 300
300
#A8C5DD
oklch(81% 0.046 243.3)
-
Step 400
400
#78A6CC
oklch(70.6% 0.075 244)
-
Step 500
500
#5390BF
oklch(63.2% 0.095 243.4)
-
Step 600
600
#3579AB
oklch(55.5% 0.104 243.6)
-
Step 700
700
#276693
oklch(49.1% 0.096 243.4)
-
Step 800
800
#225377
oklch(42.6% 0.08 243.6)
-
Step 900
900
#214560
oklch(37.7% 0.062 243.2)
-
Step 950
950 (this color)
#000F1D
oklch(16.2% 0.039 243.1)
#000F1D 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) | #080F1E | 0.017 |
| Deuteranopia (no green cones) | #040C1D | 0.013 |
| Tritanopia (no blue cones) | #001214 | 0.026 |
| Achromatopsia (no color) | #0E0E0E | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #000F1D
#000F1D
oklch(16.2% 0.039 243.1)
- #180900
#180900
oklch(16% 0.037 62.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #000F1D
These curated palettes and gradients contain exactly #000F1D. Open one to see the full color scheme around it.
Gradients
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.016
- Almost Black #070D0D ΔE 0.035
- Rich Black #0D1B2A ΔE 0.056
- Dark Navy Blue #00022E ΔE 0.058
- Midnight #03012D ΔE 0.060
- Dark Navy #000435 ΔE 0.061
- Very Dark Blue #000133 ΔE 0.065
- Navy Blue #001146 ΔE 0.082
Use #000F1D 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.