#0B040D
Closest named color: Almost Black (#070D0D). oklch(12.6% 0.027 319.9), rgb(11, 4, 13).
Aa
White text reads best on this color (20.24:1).
About this color
#0B040D is a very dark close to neutral grey. In OKLCH its lightness is 13%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.042 away. White text reads best on it, at 20.24:1.
| Hue family | Neutrals |
| Lightness | very dark (13%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.03:1 |
| White text | 20.24:1 |
Values
| HEX | #0B040D |
| RGB | rgb(11, 4, 13) |
| HSL | hsl(287, 53%, 3%) |
| OKLCH | oklch(12.6% 0.027 319.9) |
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 #0B040D | 20.24:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #0B040D | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #0B040D text on white | 20.24:1 | AAA | Lc 105.9 | Preferred for body text |
| #0B040D 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EDE8EE
oklch(93.7% 0.01 320.5)
-
Step 200
200
#DED6E1
oklch(88.6% 0.017 316.9)
-
Step 300
300
#CABACE
oklch(80.8% 0.033 319.5)
-
Step 400
400
#AF97B5
oklch(70.7% 0.051 319.5)
-
Step 500
500
#9B7DA2
oklch(63.1% 0.064 319.9)
-
Step 600
600
#86668D
oklch(55.6% 0.07 320.2)
-
Step 700
700
#715478
oklch(49% 0.066 319.7)
-
Step 800
800
#5C4562
oklch(42.6% 0.055 319.2)
-
Step 900
900
#4C3A50
oklch(37.7% 0.044 320.1)
-
Step 950
950 (this color)
#0B040D
oklch(12.6% 0.027 319.9)
#0B040D 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) | #03060D | 0.025 |
| Deuteranopia (no green cones) | #04060D | 0.022 |
| Tritanopia (no blue cones) | #0B0507 | 0.017 |
| Achromatopsia (no color) | #060606 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B040D
#0B040D
oklch(12.6% 0.027 319.9)
- #030902
#030902
oklch(12.7% 0.026 139.3)
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 #0B040D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.042
- Very Dark Brown #1D0200 ΔE 0.059
- Rich Navy #001219 ΔE 0.061
- Midnight #03012D ΔE 0.075
- Dark Navy Blue #00022E ΔE 0.080
- Very Dark Blue #000133 ΔE 0.089
- Dark Navy #000435 ΔE 0.090
- Rich Black #0D1B2A ΔE 0.098
Use #0B040D 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.