#0A2012
Closest named color: Rich Black (#0D1B2A). oklch(22.1% 0.039 153.7), rgb(10, 32, 18).
Aa
White text reads best on this color (17.09:1).
About this color
#0A2012 is a very dark, muted green. In OKLCH its lightness is 22%, its chroma 0.039 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.057 away. White text reads best on it, at 17.09:1.
| Hue family | Greens |
| Lightness | very dark (22%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.09:1 |
Values
| HEX | #0A2012 |
| RGB | rgb(10, 32, 18) |
| HSL | hsl(142, 52%, 8%) |
| OKLCH | oklch(22.1% 0.039 153.7) |
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 #0A2012 | 17.09:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #0A2012 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #0A2012 text on white | 17.09:1 | AAA | Lc 103.9 | Preferred for body text |
| #0A2012 text on black | 1.22:1 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CDDED1
oklch(88.4% 0.025 152.8)
-
Step 300
300
#AACAB3
oklch(80.9% 0.047 154)
-
Step 400
400
#7CAF8B
oklch(70.8% 0.075 153.4)
-
Step 500
500
#589A6E
oklch(63% 0.095 153.6)
-
Step 600
600
#3B8556
oklch(55.7% 0.104 153.4)
-
Step 700
700
#2C7046
oklch(49% 0.097 153.6)
-
Step 800
800
#265C3A
oklch(42.8% 0.081 153.6)
-
Step 900
900
#244B32
oklch(37.6% 0.062 154.1)
-
Step 950
950 (this color)
#0A2012
oklch(22.1% 0.039 153.7)
#0A2012 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) | #201D11 | 0.035 |
| Deuteranopia (no green cones) | #1D1B13 | 0.034 |
| Tritanopia (no blue cones) | #05201C | 0.019 |
| Achromatopsia (no color) | #1C1C1C | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A2012
#0A2012
oklch(22.1% 0.039 153.7)
- #261322
#261322
oklch(22% 0.04 335)
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 #0A2012, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.057
- Dark Forest Green #002D04 ΔE 0.058
- Jet #212529 ΔE 0.059
- Very Dark Green #062E03 ΔE 0.062
- Dark #1B2431 ΔE 0.065
- Rich Navy #001219 ΔE 0.066
- Dark Brown #341C02 ΔE 0.074
- Almost Black #070D0D ΔE 0.076
Use #0A2012 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.