#0A2013
Closest named color: Rich Black (#0D1B2A). oklch(22.1% 0.038 155.5), rgb(10, 32, 19).
Aa
White text reads best on this color (17.08:1).
About this color
#0A2013 is a very dark, muted green. In OKLCH its lightness is 22%, its chroma 0.038 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.055 away. White text reads best on it, at 17.08:1.
| Hue family | Greens |
| Lightness | very dark (22%) |
| Chroma | muted (0.038) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.08:1 |
Values
| HEX | #0A2013 |
| RGB | rgb(10, 32, 19) |
| HSL | hsl(145, 52%, 8%) |
| OKLCH | oklch(22.1% 0.038 155.5) |
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 #0A2013 | 17.08:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #0A2013 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #0A2013 text on white | 17.08:1 | AAA | Lc 103.9 | Preferred for body text |
| #0A2013 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CDDED2
oklch(88.4% 0.024 155.1)
-
Step 300
300
#AACAB4
oklch(80.9% 0.046 155.2)
-
Step 400
400
#7CAE8D
oklch(70.6% 0.072 155.2)
-
Step 500
500
#589A71
oklch(63.1% 0.092 155.4)
-
Step 600
600
#3A8559
oklch(55.7% 0.102 155.3)
-
Step 700
700
#2C7049
oklch(49.1% 0.093 155.4)
-
Step 800
800
#265B3C
oklch(42.6% 0.077 155.4)
-
Step 900
900
#244B34
oklch(37.7% 0.06 156.1)
-
Step 950
950 (this color)
#0A2013
oklch(22.1% 0.038 155.5)
#0A2013 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) | #201D12 | 0.035 |
| Deuteranopia (no green cones) | #1D1B14 | 0.034 |
| Tritanopia (no blue cones) | #05201D | 0.019 |
| Achromatopsia (no color) | #1C1C1C | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A2013
#0A2013
oklch(22.1% 0.038 155.5)
- #261422
#261422
oklch(22.2% 0.038 335.3)
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 #0A2013, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.055
- Jet #212529 ΔE 0.057
- Dark Forest Green #002D04 ΔE 0.059
- Very Dark Green #062E03 ΔE 0.063
- Dark #1B2431 ΔE 0.064
- Rich Navy #001219 ΔE 0.065
- Dark Brown #341C02 ΔE 0.074
- Almost Black #070D0D ΔE 0.075
Use #0A2013 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.