#166547
Closest named color: Spruce (#0A5F38). oklch(45.2% 0.089 162.7), rgb(22, 101, 71).
Aa
White text reads best on this color (7.03:1).
About this color
#166547 is a medium-dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.089 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.027 away. White text reads best on it, at 7.03:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #166547 |
| RGB | rgb(22, 101, 71) |
| HSL | hsl(157, 64%, 24%) |
| OKLCH | oklch(45.2% 0.089 162.7) |
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 #166547 | 7.03:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #166547 | 2.98:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #166547 text on white | 7.03:1 | AAA | Lc 84.0 | Fine for body text |
| #166547 text on black | 2.98:1 | Fails | Lc -18.0 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE7
oklch(93.5% 0.015 164.7)
-
Step 200
200
#C9DFD3
oklch(88.4% 0.029 162)
-
Step 300
300
#A3CCB7
oklch(81% 0.053 162.7)
-
Step 400
400
#6EB191
oklch(70.6% 0.084 162.6)
-
Step 500
500
#419D76
oklch(63% 0.106 162.7)
-
Step 600
600
#13885F
oklch(55.6% 0.116 162.7)
-
Step 700
700
#00734E
oklch(49.1% 0.107 162.4)
-
Step 800
800 (this color)
#166547
oklch(45.2% 0.089 162.7)
-
Step 900
900
#154D37
oklch(37.7% 0.069 163.2)
-
Step 950
950
#0F2D20
oklch(27% 0.044 162.7)
#166547 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) | #635D45 | 0.086 |
| Deuteranopia (no green cones) | #595649 | 0.083 |
| Tritanopia (no blue cones) | #00655D | 0.035 |
| Achromatopsia (no color) | #595959 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #166547
#166547
oklch(45.2% 0.089 162.7)
- #774063
#774063
oklch(45.1% 0.09 342.5)
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 #166547, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.027
- Dark Green Blue #1F6357 ΔE 0.030
- Pine #2B5D34 ΔE 0.031
- Dark Aqua #05696B ΔE 0.055
- Army Green #4B5D16 ΔE 0.064
- Camo Green #526525 ΔE 0.065
- Camouflage Green #4B6113 ΔE 0.065
- Petrol #005F6A ΔE 0.066
Use #166547 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.