#091F0A
Closest named color: Dark Forest Green (#002D04). oklch(21.5% 0.049 144.5), rgb(9, 31, 10).
Aa
White text reads best on this color (17.32:1).
About this color
#091F0A is a very dark, muted green. In OKLCH its lightness is 21%, its chroma 0.049 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.055 away. White text reads best on it, at 17.32:1.
| Hue family | Greens |
| Lightness | very dark (21%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.21:1 |
| White text | 17.32:1 |
Values
| HEX | #091F0A |
| RGB | rgb(9, 31, 10) |
| HSL | hsl(123, 55%, 8%) |
| OKLCH | oklch(21.5% 0.049 144.5) |
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 #091F0A | 17.32:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #091F0A | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #091F0A text on white | 17.32:1 | AAA | Lc 104.1 | Preferred for body text |
| #091F0A 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CDDFCC
oklch(88.5% 0.032 143.8)
-
Step 300
300
#ABCBAA
oklch(81% 0.057 144.2)
-
Step 400
400
#7CB07C
oklch(70.7% 0.093 144.5)
-
Step 500
500
#599C5B
oklch(63.1% 0.117 144.7)
-
Step 600
600
#3C8640
oklch(55.6% 0.128 144.6)
-
Step 700
700
#2E7232
oklch(49.3% 0.119 144.5)
-
Step 800
800
#275D2A
oklch(42.8% 0.099 144.6)
-
Step 900
900
#254C26
oklch(37.7% 0.077 144.4)
-
Step 950
950 (this color)
#091F0A
oklch(21.5% 0.049 144.5)
#091F0A 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) | #201C08 | 0.037 |
| Deuteranopia (no green cones) | #1D1A0B | 0.036 |
| Tritanopia (no blue cones) | #061E1A | 0.030 |
| Achromatopsia (no color) | #1A1A1A | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #091F0A
#091F0A
oklch(21.5% 0.049 144.5)
- #241126
#241126
oklch(21.5% 0.048 323.6)
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 #091F0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.055
- Very Dark Green #062E03 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.068
- Rich Navy #001219 ΔE 0.069
- Jet #212529 ΔE 0.070
- Almost Black #070D0D ΔE 0.076
- Dark Brown #341C02 ΔE 0.077
- Dark #1B2431 ΔE 0.078
Use #091F0A 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.