#181F06
Closest named color: Dark Forest Green (#002D04). oklch(22.5% 0.044 122.9), rgb(24, 31, 6).
Aa
White text reads best on this color (16.97:1).
About this color
#181F06 is a very dark, muted brown. In OKLCH its lightness is 23%, its chroma 0.044 and its hue 123°. 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 16.97:1.
| Hue family | Browns |
| Lightness | very dark (23%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.23:1 |
| White text | 16.97:1 |
Values
| HEX | #181F06 |
| RGB | rgb(24, 31, 6) |
| HSL | hsl(77, 68%, 7%) |
| OKLCH | oklch(22.5% 0.044 122.9) |
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 #181F06 | 16.97:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #181F06 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #181F06 text on white | 16.97:1 | AAA | Lc 103.8 | Preferred for body text |
| #181F06 text on black | 1.23:1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE1
oklch(93.7% 0.015 123)
-
Step 200
200
#D5DDC8
oklch(88.6% 0.03 124)
-
Step 300
300
#BAC7A2
oklch(81% 0.052 123.3)
-
Step 400
400
#97A96F
oklch(70.6% 0.082 122.5)
-
Step 500
500
#7D9447
oklch(63.1% 0.107 123.2)
-
Step 600
600
#677E27
oklch(55.7% 0.116 122.9)
-
Step 700
700
#566A19
oklch(49.1% 0.107 122.6)
-
Step 800
800
#465618
oklch(42.6% 0.088 122.6)
-
Step 900
900
#3B471A
oklch(37.6% 0.069 122.3)
-
Step 950
950 (this color)
#181F06
oklch(22.5% 0.044 122.9)
#181F06 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) | #211D04 | 0.017 |
| Deuteranopia (no green cones) | #201C07 | 0.018 |
| Tritanopia (no blue cones) | #1A1D1A | 0.037 |
| Achromatopsia (no color) | #1C1C1C | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #181F06
#181F06
oklch(22.5% 0.044 122.9)
- #20162D
#20162D
oklch(22.5% 0.045 303)
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 #181F06, 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
- Dark Brown #341C02 ΔE 0.056
- Very Dark Green #062E03 ΔE 0.058
- Jet #212529 ΔE 0.062
- Rich Black #0D1B2A ΔE 0.072
- Dark #1B2431 ΔE 0.074
- Rich Navy #001219 ΔE 0.081
- Almost Black #070D0D ΔE 0.084
Use #181F06 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.