#0A0519
Closest named color: Almost Black (#070D0D). oklch(13.9% 0.044 293), rgb(10, 5, 25).
Aa
White text reads best on this color (20.02:1).
About this color
#0A0519 is a very dark, muted purple. In OKLCH its lightness is 14%, its chroma 0.044 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.048 away. White text reads best on it, at 20.02:1.
| Hue family | Purples |
| Lightness | very dark (14%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.04:1 |
| White text | 20.02:1 |
Values
| HEX | #0A0519 |
| RGB | rgb(10, 5, 25) |
| HSL | hsl(255, 67%, 6%) |
| OKLCH | oklch(13.9% 0.044 293) |
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 #0A0519 | 20.02:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #0A0519 | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #0A0519 text on white | 20.02:1 | AAA | Lc 105.8 | Preferred for body text |
| #0A0519 text on black | 1.04:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EB
oklch(88.5% 0.029 292.4)
-
Step 300
300
#C1BBE0
oklch(80.9% 0.052 292.6)
-
Step 400
400
#A297D0
oklch(70.7% 0.083 293)
-
Step 500
500
#8C7DC4
oklch(63.2% 0.106 292.8)
-
Step 600
600
#7665B1
oklch(55.6% 0.116 292.5)
-
Step 700
700
#645398
oklch(49.1% 0.109 293.3)
-
Step 800
800
#51447B
oklch(42.6% 0.09 293.1)
-
Step 900
900
#433A63
oklch(37.7% 0.069 292.9)
-
Step 950
950 (this color)
#0A0519
oklch(13.9% 0.044 293)
#0A0519 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) | #00081A | 0.029 |
| Deuteranopia (no green cones) | #010819 | 0.026 |
| Tritanopia (no blue cones) | #06090D | 0.037 |
| Achromatopsia (no color) | #080808 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A0519
#0A0519
oklch(13.9% 0.044 293)
- #090A00
#090A00
oklch(13.9% 0.031 113.1)
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 #0A0519, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.048
- Midnight #03012D ΔE 0.050
- Rich Navy #001219 ΔE 0.054
- Dark Navy Blue #00022E ΔE 0.056
- Very Dark Blue #000133 ΔE 0.064
- Dark Navy #000435 ΔE 0.064
- Very Dark Brown #1D0200 ΔE 0.077
- Rich Black #0D1B2A ΔE 0.084
Use #0A0519 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.