#0A130D
Closest named color: Almost Black (#070D0D). oklch(17.5% 0.018 154.9), rgb(10, 19, 13).
Aa
White text reads best on this color (18.88:1).
About this color
#0A130D is a very dark close to neutral grey. In OKLCH its lightness is 18%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.026 away. White text reads best on it, at 18.88:1.
| Hue family | Neutrals |
| Lightness | very dark (18%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.11:1 |
| White text | 18.88:1 |
Values
| HEX | #0A130D |
| RGB | rgb(10, 19, 13) |
| HSL | hsl(140, 31%, 6%) |
| OKLCH | oklch(17.5% 0.018 154.9) |
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 #0A130D | 18.88:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #0A130D | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #0A130D text on white | 18.88:1 | AAA | Lc 105.3 | Preferred for body text |
| #0A130D text on black | 1.11:1 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D3DCD6
oklch(88.6% 0.013 157)
-
Step 300
300
#B6C5BA
oklch(80.9% 0.022 154)
-
Step 400
400
#90A797
oklch(70.6% 0.035 155.1)
-
Step 500
500
#75927E
oklch(63.2% 0.044 154.8)
-
Step 600
600
#5D7C67
oklch(55.6% 0.048 154.9)
-
Step 700
700
#4C6956
oklch(49.2% 0.046 155.6)
-
Step 800
800
#3F5546
oklch(42.6% 0.037 154.8)
-
Step 900
900
#36463B
oklch(37.7% 0.028 154.9)
-
Step 950
950 (this color)
#0A130D
oklch(17.5% 0.018 154.9)
#0A130D 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) | #13120D | 0.017 |
| Deuteranopia (no green cones) | #11110D | 0.014 |
| Tritanopia (no blue cones) | #091311 | 0.008 |
| Achromatopsia (no color) | #111111 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A130D
#0A130D
oklch(17.5% 0.018 154.9)
- #160E14
#160E14
oklch(17.7% 0.018 335.5)
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 #0A130D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.026
- Rich Navy #001219 ΔE 0.030
- Rich Black #0D1B2A ΔE 0.060
- Very Dark Brown #1D0200 ΔE 0.070
- Jet #212529 ΔE 0.089
- Dark #1B2431 ΔE 0.090
- Dark Brown #341C02 ΔE 0.097
- Dark Navy Blue #00022E ΔE 0.103
Use #0A130D 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.