#166423
Closest named color: Dark Green (#006400). oklch(44.2% 0.123 145.6), rgb(22, 100, 35).
Aa
White text reads best on this color (7.28:1).
About this color
#166423 is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.123 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.027 away. White text reads best on it, at 7.28:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #166423 |
| RGB | rgb(22, 100, 35) |
| HSL | hsl(130, 64%, 24%) |
| OKLCH | oklch(44.2% 0.123 145.6) |
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 #166423 | 7.28:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #166423 | 2.88:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #166423 text on white | 7.28:1 | AAA | Lc 84.9 | Fine for body text |
| #166423 text on black | 2.88:1 | Fails | Lc -17.1 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#C9E1CA
oklch(88.6% 0.04 146.4)
-
Step 300
300
#A4CEA5
oklch(81% 0.072 145.5)
-
Step 400
400
#70B474
oklch(70.8% 0.115 145.6)
-
Step 500
500
#44A04E
oklch(63% 0.147 145.6)
-
Step 600
600
#1B8A30
oklch(55.5% 0.16 145.6)
-
Step 700
700
#077522
oklch(49% 0.149 145.5)
-
Step 800
800 (this color)
#166423
oklch(44.2% 0.123 145.6)
-
Step 900
900
#184E1F
oklch(37.6% 0.095 145.6)
-
Step 950
950
#102E13
oklch(27% 0.06 145.6)
#166423 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) | #665A1C | 0.094 |
| Deuteranopia (no green cones) | #5D5428 | 0.093 |
| Tritanopia (no blue cones) | #006156 | 0.075 |
| Achromatopsia (no color) | #565656 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166423
#166423
oklch(44.2% 0.123 145.6)
- #743777
#743777
oklch(44.2% 0.122 325.6)
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 #166423, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.027
- Spruce #0A5F38 ΔE 0.035
- Pine #2B5D34 ΔE 0.039
- Deep Green #02590F ΔE 0.040
- Camouflage Green #4B6113 ΔE 0.048
- Forest #0B5509 ΔE 0.051
- Army Green #4B5D16 ΔE 0.051
- Navy Green #35530A ΔE 0.053
Use #166423 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.