#186538
Closest named color: Spruce (#0A5F38). oklch(44.9% 0.104 152.9), rgb(24, 101, 56).
Aa
White text reads best on this color (7.10:1).
About this color
#186538 is a dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.104 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.022 away. White text reads best on it, at 7.10:1.
| Hue family | Greens |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #186538 |
| RGB | rgb(24, 101, 56) |
| HSL | hsl(145, 62%, 25%) |
| OKLCH | oklch(44.9% 0.104 152.9) |
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 #186538 | 7.10:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #186538 | 2.95:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #186538 text on white | 7.10:1 | AAA | Lc 84.3 | Fine for body text |
| #186538 text on black | 2.95:1 | Fails | Lc -17.7 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#C9E0CF
oklch(88.5% 0.034 153.6)
-
Step 300
300
#A4CDAE
oklch(81% 0.061 152.3)
-
Step 400
400
#70B284
oklch(70.7% 0.096 153)
-
Step 500
500
#449F64
oklch(63.2% 0.125 152.7)
-
Step 600
600
#1A894B
oklch(55.6% 0.135 152.8)
-
Step 700
700
#05743C
oklch(49.1% 0.125 152.8)
-
Step 800
800 (this color)
#186538
oklch(44.9% 0.104 152.9)
-
Step 900
900
#174E2C
oklch(37.8% 0.082 152.8)
-
Step 950
950
#102E1A
oklch(27.2% 0.052 152.3)
#186538 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) | #655C35 | 0.089 |
| Deuteranopia (no green cones) | #5C563B | 0.087 |
| Tritanopia (no blue cones) | #00645A | 0.053 |
| Achromatopsia (no color) | #585858 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #186538
#186538
oklch(44.9% 0.104 152.9)
- #763D6D
#763D6D
oklch(44.9% 0.103 333.3)
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 #186538, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.022
- Pine #2B5D34 ΔE 0.026
- Dark Green Blue #1F6357 ΔE 0.051
- Camouflage Green #4B6113 ΔE 0.052
- Dark Green #006400 ΔE 0.052
- Army Green #4B5D16 ΔE 0.052
- Deep Green #02590F ΔE 0.056
- Camo Green #526525 ΔE 0.057
Use #186538 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.