#0A1D0B
Closest named color: Rich Navy (#001219). oklch(20.9% 0.043 144.9), rgb(10, 29, 11).
Aa
White text reads best on this color (17.59:1).
About this color
#0A1D0B is a very dark, muted green. In OKLCH its lightness is 21%, its chroma 0.043 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.062 away. White text reads best on it, at 17.59:1.
| Hue family | Greens |
| Lightness | very dark (21%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.19:1 |
| White text | 17.59:1 |
Values
| HEX | #0A1D0B |
| RGB | rgb(10, 29, 11) |
| HSL | hsl(123, 49%, 8%) |
| OKLCH | oklch(20.9% 0.043 144.9) |
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 #0A1D0B | 17.59:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #0A1D0B | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #0A1D0B text on white | 17.59:1 | AAA | Lc 104.3 | Preferred for body text |
| #0A1D0B text on black | 1.19:1 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CEDECE
oklch(88.4% 0.028 145.3)
-
Step 300
300
#ADCAAD
oklch(80.9% 0.051 145.1)
-
Step 400
400
#81AE81
oklch(70.6% 0.081 144.7)
-
Step 500
500
#609A61
oklch(63.1% 0.104 144.6)
-
Step 600
600
#458448
oklch(55.6% 0.112 144.9)
-
Step 700
700
#367039
oklch(49.1% 0.105 144.8)
-
Step 800
800
#2D5B30
oklch(42.6% 0.086 145.2)
-
Step 900
900
#294B2A
oklch(37.7% 0.068 144.7)
-
Step 950
950 (this color)
#0A1D0B
oklch(20.9% 0.043 144.9)
#0A1D0B 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) | #1E1A0A | 0.034 |
| Deuteranopia (no green cones) | #1B180C | 0.033 |
| Tritanopia (no blue cones) | #071C19 | 0.027 |
| Achromatopsia (no color) | #191919 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A1D0B
#0A1D0B
oklch(20.9% 0.043 144.9)
- #221123
#221123
oklch(21% 0.042 325)
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 #0A1D0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.062
- Rich Black #0D1B2A ΔE 0.063
- Dark Forest Green #002D04 ΔE 0.064
- Almost Black #070D0D ΔE 0.068
- Very Dark Green #062E03 ΔE 0.068
- Jet #212529 ΔE 0.070
- Dark #1B2431 ΔE 0.077
- Dark Brown #341C02 ΔE 0.077
Use #0A1D0B 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.