#121F04
Closest named color: Dark Forest Green (#002D04). oklch(22% 0.051 130.7), rgb(18, 31, 4).
Aa
White text reads best on this color (17.16:1).
About this color
#121F04 is a very dark, muted green. In OKLCH its lightness is 22%, its chroma 0.051 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.052 away. White text reads best on it, at 17.16:1.
| Hue family | Greens |
| Lightness | very dark (22%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.22:1 |
| White text | 17.16:1 |
Values
| HEX | #121F04 |
| RGB | rgb(18, 31, 4) |
| HSL | hsl(89, 77%, 7%) |
| OKLCH | oklch(22% 0.051 130.7) |
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 #121F04 | 17.16:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #121F04 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #121F04 text on white | 17.16:1 | AAA | Lc 104.0 | Preferred for body text |
| #121F04 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E6ECE0
oklch(93.5% 0.017 128.7)
-
Step 200
200
#D2DEC7
oklch(88.5% 0.034 129.7)
-
Step 300
300
#B3C9A1
oklch(80.9% 0.06 131.2)
-
Step 400
400
#8CAD6D
oklch(70.7% 0.096 130.7)
-
Step 500
500
#6F9844
oklch(63% 0.122 130.8)
-
Step 600
600
#578221
oklch(55.5% 0.133 130.7)
-
Step 700
700
#476E12
oklch(49.1% 0.125 130.8)
-
Step 800
800
#3B5A13
oklch(42.8% 0.103 130.6)
-
Step 900
900
#324A18
oklch(37.7% 0.081 131)
-
Step 950
950 (this color)
#121F04
oklch(22% 0.051 130.7)
#121F04 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) | #211C02 | 0.027 |
| Deuteranopia (no green cones) | #1F1B06 | 0.028 |
| Tritanopia (no blue cones) | #131D19 | 0.039 |
| Achromatopsia (no color) | #1B1B1B | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #121F04
#121F04
oklch(22% 0.051 130.7)
- #22132C
#22132C
oklch(22% 0.051 310.5)
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 #121F04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.052
- Very Dark Green #062E03 ΔE 0.056
- Dark Brown #341C02 ΔE 0.067
- Jet #212529 ΔE 0.070
- Rich Black #0D1B2A ΔE 0.075
- Rich Navy #001219 ΔE 0.079
- Dark #1B2431 ΔE 0.081
- Almost Black #070D0D ΔE 0.082
Use #121F04 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.