#090C1C
Closest named color: Rich Navy (#001219). oklch(16.1% 0.034 273.9), rgb(9, 12, 28).
Aa
White text reads best on this color (19.42:1).
About this color
#090C1C is a very dark, muted blue. In OKLCH its lightness is 16%, its chroma 0.034 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 19.42:1.
| Hue family | Blues |
| Lightness | very dark (16%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.08:1 |
| White text | 19.42:1 |
Values
| HEX | #090C1C |
| RGB | rgb(9, 12, 28) |
| HSL | hsl(231, 51%, 7%) |
| OKLCH | oklch(16.1% 0.034 273.9) |
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 #090C1C | 19.42:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #090C1C | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #090C1C text on white | 19.42:1 | AAA | Lc 105.6 | Preferred for body text |
| #090C1C 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
#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
#949ECA
oklch(70.7% 0.065 274.6)
-
Step 500
500
#7A86BC
oklch(63.2% 0.083 274.2)
-
Step 600
600
#636FA8
oklch(55.6% 0.09 274.1)
-
Step 700
700
#525D90
oklch(49.2% 0.083 273.7)
-
Step 800
800
#434C75
oklch(42.7% 0.069 273.7)
-
Step 900
900
#383F5E
oklch(37.5% 0.054 273.8)
-
Step 950
950 (this color)
#090C1C
oklch(16.1% 0.034 273.9)
#090C1C 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) | #060E1D | 0.009 |
| Deuteranopia (no green cones) | #050C1C | 0.008 |
| Tritanopia (no blue cones) | #040F12 | 0.029 |
| Achromatopsia (no color) | #0D0D0D | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #090C1C
#090C1C
oklch(16.1% 0.034 273.9)
- #120D00
#120D00
oklch(16.1% 0.033 94.5)
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 #090C1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.030
- Almost Black #070D0D ΔE 0.035
- Midnight #03012D ΔE 0.057
- Rich Black #0D1B2A ΔE 0.058
- Dark Navy Blue #00022E ΔE 0.059
- Dark Navy #000435 ΔE 0.062
- Very Dark Blue #000133 ΔE 0.066
- Very Dark Brown #1D0200 ΔE 0.078
Use #090C1C 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.