#0D1020
Closest named color: Rich Navy (#001219). oklch(17.9% 0.033 274.5), rgb(13, 16, 32).
Aa
White text reads best on this color (18.88:1).
About this color
#0D1020 is a very dark, muted blue. In OKLCH its lightness is 18%, its chroma 0.033 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.030 away. White text reads best on it, at 18.88:1.
| Hue family | Blues |
| Lightness | very dark (18%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.11:1 |
| White text | 18.88:1 |
Values
| HEX | #0D1020 |
| RGB | rgb(13, 16, 32) |
| HSL | hsl(231, 42%, 9%) |
| OKLCH | oklch(17.9% 0.033 274.5) |
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 #0D1020 | 18.88:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #0D1020 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #0D1020 text on white | 18.88:1 | AAA | Lc 105.3 | Preferred for body text |
| #0D1020 text on black | 1.11:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D4D8E8
oklch(88.4% 0.022 274.7)
-
Step 300
300
#B8BFDB
oklch(80.8% 0.04 274.4)
-
Step 400
400
#949EC9
oklch(70.7% 0.064 274.5)
-
Step 500
500
#7A86BB
oklch(63.1% 0.081 274)
-
Step 600
600
#646FA7
oklch(55.6% 0.088 274.7)
-
Step 700
700
#535D8F
oklch(49.2% 0.081 274.4)
-
Step 800
800
#444C74
oklch(42.8% 0.067 274.6)
-
Step 900
900
#393F5E
oklch(37.6% 0.054 275.1)
-
Step 950
950 (this color)
#0D1020
oklch(17.9% 0.033 274.5)
#0D1020 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) | #0A1221 | 0.008 |
| Deuteranopia (no green cones) | #091020 | 0.007 |
| Tritanopia (no blue cones) | #071316 | 0.029 |
| Achromatopsia (no color) | #111111 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D1020
#0D1020
oklch(17.9% 0.033 274.5)
- #161101
#161101
oklch(17.9% 0.034 95.2)
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 #0D1020, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.030
- Rich Black #0D1B2A ΔE 0.041
- Almost Black #070D0D ΔE 0.042
- Dark Navy #000435 ΔE 0.066
- Midnight #03012D ΔE 0.066
- Dark Navy Blue #00022E ΔE 0.068
- Very Dark Blue #000133 ΔE 0.073
- Navy Blue #001146 ΔE 0.077
Use #0D1020 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.