#051806
Closest named color: Rich Navy (#001219). oklch(18.7% 0.044 144.8), rgb(5, 24, 6).
Aa
White text reads best on this color (18.42:1).
About this color
#051806 is a very dark, muted green. In OKLCH its lightness is 19%, its chroma 0.044 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.052 away. White text reads best on it, at 18.42:1.
| Hue family | Greens |
| Lightness | very dark (19%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.13:1 |
| White text | 18.42:1 |
Values
| HEX | #051806 |
| RGB | rgb(5, 24, 6) |
| HSL | hsl(123, 66%, 6%) |
| OKLCH | oklch(18.7% 0.044 144.8) |
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 #051806 | 18.42:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #051806 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #051806 text on white | 18.42:1 | AAA | Lc 104.9 | Preferred for body text |
| #051806 text on black | 1.13:1 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CEDFCD
oklch(88.6% 0.03 143.8)
-
Step 300
300
#ACCAAC
oklch(80.9% 0.053 145.1)
-
Step 400
400
#80AF80
oklch(70.8% 0.084 144.6)
-
Step 500
500
#5E9B5F
oklch(63.2% 0.109 144.5)
-
Step 600
600
#428546
oklch(55.6% 0.117 145)
-
Step 700
700
#337037
oklch(49% 0.109 144.9)
-
Step 800
800
#2B5C2E
oklch(42.8% 0.091 145)
-
Step 900
900
#284B29
oklch(37.6% 0.07 144.6)
-
Step 950
950 (this color)
#051806
oklch(18.7% 0.044 144.8)
#051806 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) | #191505 | 0.035 |
| Deuteranopia (no green cones) | #161307 | 0.034 |
| Tritanopia (no blue cones) | #031714 | 0.028 |
| Achromatopsia (no color) | #141414 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #051806
#051806
oklch(18.7% 0.044 144.8)
- #1D0B1E
#1D0B1E
oklch(18.7% 0.046 325.3)
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 #051806, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.052
- Almost Black #070D0D ΔE 0.052
- Rich Black #0D1B2A ΔE 0.071
- Dark Forest Green #002D04 ΔE 0.081
- Very Dark Green #062E03 ΔE 0.086
- Very Dark Brown #1D0200 ΔE 0.088
- Jet #212529 ΔE 0.089
- Dark Brown #341C02 ΔE 0.093
Use #051806 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.