#000508
Closest named color: Almost Black (#070D0D). oklch(10.7% 0.02 222.4), rgb(0, 5, 8).
Aa
White text reads best on this color (20.48:1).
About this color
#000508 is a very dark close to neutral grey. In OKLCH its lightness is 11%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.047 away. White text reads best on it, at 20.48:1.
| Hue family | Neutrals |
| Lightness | very dark (11%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.02:1 |
| White text | 20.48:1 |
Values
| HEX | #000508 |
| RGB | rgb(0, 5, 8) |
| HSL | hsl(203, 100%, 2%) |
| OKLCH | oklch(10.7% 0.02 222.4) |
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 #000508 | 20.48:1 | AAA | Lc -107.9 | Preferred for body text |
| Black text on #000508 | 1.02:1 | Fails | Lc 0.0 | Not readable |
| #000508 text on white | 20.48:1 | AAA | Lc 106.0 | Preferred for body text |
| #000508 text on black | 1.02:1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBDF
oklch(88.4% 0.013 221.4)
-
Step 300
300
#B1C4CC
oklch(80.8% 0.024 224.9)
-
Step 400
400
#88A6B2
oklch(70.7% 0.037 224.1)
-
Step 500
500
#6A909F
oklch(63.1% 0.048 224.3)
-
Step 600
600
#507A89
oklch(55.4% 0.052 222.4)
-
Step 700
700
#416775
oklch(49.1% 0.049 223.3)
-
Step 800
800
#36545F
oklch(42.7% 0.04 223)
-
Step 900
900
#2F454E
oklch(37.6% 0.031 225.3)
-
Step 950
950 (this color)
#000508
oklch(10.7% 0.02 222.4)
#000508 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) | #040508 | 0.017 |
| Deuteranopia (no green cones) | #020408 | 0.011 |
| Tritanopia (no blue cones) | #000606 | 0.010 |
| Achromatopsia (no color) | #040404 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #000508
#000508
oklch(10.7% 0.02 222.4)
- #090301
#090301
oklch(10.9% 0.02 51.6)
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 #000508, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.047
- Rich Navy #001219 ΔE 0.064
- Midnight #03012D ΔE 0.084
- Dark Navy Blue #00022E ΔE 0.084
- Very Dark Brown #1D0200 ΔE 0.086
- Very Dark Blue #000133 ΔE 0.094
- Dark Navy #000435 ΔE 0.098
- Black #000000 ΔE 0.108
Use #000508 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.