#0D170A
Closest named color: Almost Black (#070D0D). oklch(19% 0.029 138.7), rgb(13, 23, 10).
Aa
White text reads best on this color (18.35:1).
About this color
#0D170A is a very dark close to neutral grey. In OKLCH its lightness is 19%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.046 away. White text reads best on it, at 18.35:1.
| Hue family | Neutrals |
| Lightness | very dark (19%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.14:1 |
| White text | 18.35:1 |
Values
| HEX | #0D170A |
| RGB | rgb(13, 23, 10) |
| HSL | hsl(106, 39%, 6%) |
| OKLCH | oklch(19% 0.029 138.7) |
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 #0D170A | 18.35:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #0D170A | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #0D170A text on white | 18.35:1 | AAA | Lc 105.0 | Preferred for body text |
| #0D170A text on black | 1.14:1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E7EBE5
oklch(93.5% 0.009 134.9)
-
Step 200
200
#D3DCD0
oklch(88.4% 0.019 137.8)
-
Step 300
300
#B6C6B1
oklch(80.8% 0.034 138.2)
-
Step 400
400
#90A988
oklch(70.7% 0.055 138.1)
-
Step 500
500
#74946A
oklch(63.1% 0.071 138.3)
-
Step 600
600
#5C7E52
oklch(55.5% 0.076 138.7)
-
Step 700
700
#4C6B42
oklch(49.2% 0.073 138.3)
-
Step 800
800
#3E5737
oklch(42.7% 0.06 139)
-
Step 900
900
#354830
oklch(37.8% 0.046 139.2)
-
Step 950
950 (this color)
#0D170A
oklch(19% 0.029 138.7)
#0D170A 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) | #181509 | 0.021 |
| Deuteranopia (no green cones) | #16140B | 0.020 |
| Tritanopia (no blue cones) | #0D1614 | 0.021 |
| Achromatopsia (no color) | #141414 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D170A
#0D170A
oklch(19% 0.029 138.7)
- #19101C
#19101C
oklch(19.1% 0.027 317.5)
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 #0D170A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.046
- Rich Navy #001219 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.061
- Very Dark Brown #1D0200 ΔE 0.078
- Jet #212529 ΔE 0.079
- Dark Brown #341C02 ΔE 0.083
- Dark #1B2431 ΔE 0.084
- Dark Forest Green #002D04 ΔE 0.087
Use #0D170A 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.