#121909
Closest named color: Rich Navy (#001219). oklch(20.1% 0.031 128.2), rgb(18, 25, 9).
Aa
White text reads best on this color (17.96:1).
About this color
#121909 is a very dark, muted green. In OKLCH its lightness is 20%, its chroma 0.031 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.056 away. White text reads best on it, at 17.96:1.
| Hue family | Greens |
| Lightness | very dark (20%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.16:1 |
| White text | 17.96:1 |
Values
| HEX | #121909 |
| RGB | rgb(18, 25, 9) |
| HSL | hsl(86, 47%, 7%) |
| OKLCH | oklch(20.1% 0.031 128.2) |
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 #121909 | 17.96:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #121909 | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #121909 text on white | 17.96:1 | AAA | Lc 104.7 | Preferred for body text |
| #121909 text on black | 1.16:1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D5DCCE
oklch(88.5% 0.02 128.7)
-
Step 300
300
#B9C6AC
oklch(80.9% 0.038 129)
-
Step 400
400
#96A880
oklch(70.7% 0.06 127.6)
-
Step 500
500
#7C9360
oklch(63.2% 0.077 128.2)
-
Step 600
600
#657D47
oklch(55.7% 0.083 128.4)
-
Step 700
700
#546938
oklch(49.1% 0.077 127.9)
-
Step 800
800
#45562F
oklch(42.8% 0.064 128.1)
-
Step 900
900
#3A472A
oklch(37.8% 0.05 128.2)
-
Step 950
950 (this color)
#121909
oklch(20.1% 0.031 128.2)
#121909 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) | #1A1708 | 0.016 |
| Deuteranopia (no green cones) | #19170A | 0.015 |
| Tritanopia (no blue cones) | #131815 | 0.024 |
| Achromatopsia (no color) | #171717 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #121909
#121909
oklch(20.1% 0.031 128.2)
- #1A1221
#1A1221
oklch(20% 0.031 308.2)
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 #121909, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.056
- Almost Black #070D0D ΔE 0.057
- Rich Black #0D1B2A ΔE 0.061
- Jet #212529 ΔE 0.071
- Dark Brown #341C02 ΔE 0.072
- Dark #1B2431 ΔE 0.078
- Dark Forest Green #002D04 ΔE 0.078
- Very Dark Brown #1D0200 ΔE 0.081
Use #121909 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.