#121E09
Closest named color: Dark Forest Green (#002D04). oklch(21.7% 0.042 133.3), rgb(18, 30, 9).
Aa
White text reads best on this color (17.27:1).
About this color
#121E09 is a very dark, muted green. In OKLCH its lightness is 22%, its chroma 0.042 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.059 away. White text reads best on it, at 17.27:1.
| Hue family | Greens |
| Lightness | very dark (22%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.21:1 |
| White text | 17.27:1 |
Values
| HEX | #121E09 |
| RGB | rgb(18, 30, 9) |
| HSL | hsl(94, 54%, 8%) |
| OKLCH | oklch(21.7% 0.042 133.3) |
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 #121E09 | 17.27:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #121E09 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #121E09 text on white | 17.27:1 | AAA | Lc 104.1 | Preferred for body text |
| #121E09 text on black | 1.21:1 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D2DDCB
oklch(88.4% 0.027 133)
-
Step 300
300
#B4C8A8
oklch(80.9% 0.049 133.7)
-
Step 400
400
#8DAC79
oklch(70.8% 0.079 133.5)
-
Step 500
500
#719756
oklch(63.2% 0.101 133.3)
-
Step 600
600
#59813A
oklch(55.7% 0.11 133.2)
-
Step 700
700
#496D2C
oklch(49.2% 0.102 133.1)
-
Step 800
800
#3C5926
oklch(42.8% 0.084 133.4)
-
Step 900
900
#334924
oklch(37.7% 0.065 133.8)
-
Step 950
950 (this color)
#121E09
oklch(21.7% 0.042 133.3)
#121E09 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) | #1F1B07 | 0.024 |
| Deuteranopia (no green cones) | #1E1A0A | 0.026 |
| Tritanopia (no blue cones) | #121D19 | 0.029 |
| Achromatopsia (no color) | #1B1B1B | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #121E09
#121E09
oklch(21.7% 0.042 133.3)
- #211427
#211427
oklch(21.8% 0.041 314.6)
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 #121E09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.059
- Very Dark Green #062E03 ΔE 0.062
- Jet #212529 ΔE 0.064
- Dark Brown #341C02 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.066
- Rich Navy #001219 ΔE 0.071
- Dark #1B2431 ΔE 0.074
- Almost Black #070D0D ΔE 0.075
Use #121E09 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.