#0C210B
Closest named color: Dark Forest Green (#002D04). oklch(22.3% 0.049 142.9), rgb(12, 33, 11).
Aa
White text reads best on this color (16.96:1).
About this color
#0C210B is a very dark, muted green. In OKLCH its lightness is 22%, its chroma 0.049 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.049 away. White text reads best on it, at 16.96:1.
| Hue family | Greens |
| Lightness | very dark (22%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.23:1 |
| White text | 16.96:1 |
Values
| HEX | #0C210B |
| RGB | rgb(12, 33, 11) |
| HSL | hsl(117, 50%, 9%) |
| OKLCH | oklch(22.3% 0.049 142.9) |
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 #0C210B | 16.96:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #0C210B | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #0C210B text on white | 16.96:1 | AAA | Lc 103.8 | Preferred for body text |
| #0C210B text on black | 1.23:1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CDDFCC
oklch(88.5% 0.032 143.8)
-
Step 300
300
#ABCBA9
oklch(80.9% 0.058 143.5)
-
Step 400
400
#7EB07A
oklch(70.8% 0.094 142.7)
-
Step 500
500
#5C9C58
oklch(63.2% 0.119 142.8)
-
Step 600
600
#3F863C
oklch(55.6% 0.13 142.9)
-
Step 700
700
#31712E
oklch(49% 0.12 142.7)
-
Step 800
800
#2A5C27
oklch(42.6% 0.099 142.6)
-
Step 900
900
#274C25
oklch(37.8% 0.077 142.8)
-
Step 950
950 (this color)
#0C210B
oklch(22.3% 0.049 142.9)
#0C210B 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) | #221E09 | 0.036 |
| Deuteranopia (no green cones) | #1F1C0D | 0.035 |
| Tritanopia (no blue cones) | #09201C | 0.031 |
| Achromatopsia (no color) | #1C1C1C | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C210B
#0C210B
oklch(22.3% 0.049 142.9)
- #261329
#261329
oklch(22.4% 0.049 322)
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 #0C210B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.049
- Very Dark Green #062E03 ΔE 0.052
- Jet #212529 ΔE 0.065
- Rich Black #0D1B2A ΔE 0.069
- Dark Brown #341C02 ΔE 0.072
- Dark #1B2431 ΔE 0.074
- Rich Navy #001219 ΔE 0.076
- Almost Black #070D0D ΔE 0.083
Use #0C210B 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.