#0B040F
Closest named color: Almost Black (#070D0D). oklch(12.8% 0.03 314.3), rgb(11, 4, 15).
Aa
White text reads best on this color (20.22:1).
About this color
#0B040F is a very dark, muted purple. In OKLCH its lightness is 13%, its chroma 0.030 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.044 away. White text reads best on it, at 20.22:1.
| Hue family | Purples |
| Lightness | very dark (13%) |
| Chroma | muted (0.030) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.03:1 |
| White text | 20.22:1 |
Values
| HEX | #0B040F |
| RGB | rgb(11, 4, 15) |
| HSL | hsl(278, 58%, 4%) |
| OKLCH | oklch(12.8% 0.03 314.3) |
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 #0B040F | 20.22:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #0B040F | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #0B040F text on white | 20.22:1 | AAA | Lc 105.9 | Preferred for body text |
| #0B040F text on black | 1.03:1 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#ECE8EF
oklch(93.6% 0.01 311.2)
-
Step 200
200
#DED5E2
oklch(88.4% 0.02 315.7)
-
Step 300
300
#C9BAD1
oklch(80.8% 0.036 314.1)
-
Step 400
400
#AE96BA
oklch(70.6% 0.058 314.4)
-
Step 500
500
#9A7CA9
oklch(63.1% 0.074 314.2)
-
Step 600
600
#856594
oklch(55.6% 0.08 314.7)
-
Step 700
700
#70547E
oklch(49.1% 0.073 314.1)
-
Step 800
800
#5B4566
oklch(42.7% 0.06 314.1)
-
Step 900
900
#4B3A53
oklch(37.7% 0.047 314.8)
-
Step 950
950 (this color)
#0B040F
oklch(12.8% 0.03 314.3)
#0B040F 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) | #03060F | 0.025 |
| Deuteranopia (no green cones) | #04070F | 0.024 |
| Tritanopia (no blue cones) | #0B0508 | 0.019 |
| Achromatopsia (no color) | #060606 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B040F
#0B040F
oklch(12.8% 0.03 314.3)
- #030901
#030901
oklch(12.7% 0.03 135.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #0B040F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.044
- Rich Navy #001219 ΔE 0.060
- Very Dark Brown #1D0200 ΔE 0.062
- Midnight #03012D ΔE 0.071
- Dark Navy Blue #00022E ΔE 0.076
- Very Dark Blue #000133 ΔE 0.085
- Dark Navy #000435 ΔE 0.086
- Rich Black #0D1B2A ΔE 0.096
Use #0B040F 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.