#011F09
Closest named color: Dark Forest Green (#002D04). oklch(21% 0.056 149.7), rgb(1, 31, 9).
Aa
White text reads best on this color (17.48:1).
About this color
#011F09 is a very dark, muted green. In OKLCH its lightness is 21%, its chroma 0.056 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.056 away. White text reads best on it, at 17.48:1.
| Hue family | Greens |
| Lightness | very dark (21%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.20:1 |
| White text | 17.48:1 |
Values
| HEX | #011F09 |
| RGB | rgb(1, 31, 9) |
| HSL | hsl(136, 94%, 6%) |
| OKLCH | oklch(21% 0.056 149.7) |
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 #011F09 | 17.48:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #011F09 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #011F09 text on white | 17.48:1 | AAA | Lc 104.1 | Preferred for body text |
| #011F09 text on black | 1.20:1 | 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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE3
oklch(93.6% 0.02 150.1)
-
Step 200
200
#C9E0CC
oklch(88.4% 0.037 149.1)
-
Step 300
300
#A3CDAA
oklch(80.9% 0.066 149.6)
-
Step 400
400
#6EB37D
oklch(70.6% 0.106 150)
-
Step 500
500
#41A05B
oklch(63.2% 0.136 149.8)
-
Step 600
600
#138A40
oklch(55.6% 0.148 149.7)
-
Step 700
700
#007532
oklch(49.1% 0.137 149.6)
-
Step 800
800
#095F2A
oklch(42.6% 0.113 149.8)
-
Step 900
900
#154E26
oklch(37.6% 0.089 149.6)
-
Step 950
950 (this color)
#011F09
oklch(21% 0.056 149.7)
#011F09 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 | 0.045 |
| Deuteranopia (no green cones) | #1B190B | 0.044 |
| Tritanopia (no blue cones) | #001E1A | 0.032 |
| Achromatopsia (no color) | #1A1A1A | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #011F09
#011F09
oklch(21% 0.056 149.7)
- #260D24
#260D24
oklch(20.9% 0.056 330.5)
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 #011F09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.056
- Very Dark Green #062E03 ΔE 0.061
- Rich Navy #001219 ΔE 0.069
- Rich Black #0D1B2A ΔE 0.073
- Almost Black #070D0D ΔE 0.076
- Jet #212529 ΔE 0.078
- Dark #1B2431 ΔE 0.085
- Dark Brown #341C02 ΔE 0.086
Use #011F09 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.