#185C33
Closest named color: Spruce (#0A5F38). oklch(42.2% 0.095 152.7), rgb(24, 92, 51).
Aa
White text reads best on this color (8.02:1).
About this color
#185C33 is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.095 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.010 away. White text reads best on it, at 8.02:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.61:1 |
| White text | 8.02:1 |
Values
| HEX | #185C33 |
| RGB | rgb(24, 92, 51) |
| HSL | hsl(144, 59%, 23%) |
| OKLCH | oklch(42.2% 0.095 152.7) |
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 #185C33 | 8.02:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #185C33 | 2.61:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #185C33 text on white | 8.02:1 | AAA | Lc 87.5 | Fine for body text |
| #185C33 text on black | 2.61:1 | Fails | Lc -14.7 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFCF
oklch(88.4% 0.03 151.5)
-
Step 300
300
#A6CCB0
oklch(81% 0.056 153.1)
-
Step 400
400
#75B186
oklch(70.7% 0.089 152.6)
-
Step 500
500
#4C9D67
oklch(63% 0.114 152.7)
-
Step 600
600
#2A874E
oklch(55.5% 0.124 152.6)
-
Step 700
700
#1B733F
oklch(49.2% 0.116 152.5)
-
Step 800
800 (this color)
#185C33
oklch(42.2% 0.095 152.7)
-
Step 900
900
#1D4D2E
oklch(37.8% 0.075 152.7)
-
Step 950
950
#122D1B
oklch(27% 0.047 152.8)
#185C33 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) | #5C5430 | 0.082 |
| Deuteranopia (no green cones) | #544E36 | 0.081 |
| Tritanopia (no blue cones) | #005B52 | 0.049 |
| Achromatopsia (no color) | #505050 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #185C33
#185C33
oklch(42.2% 0.095 152.7)
- #6B3864
#6B3864
oklch(42.2% 0.095 332.4)
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 #185C33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.010
- Pine #2B5D34 ΔE 0.016
- Deep Green #02590F ΔE 0.042
- Navy Green #35530A ΔE 0.043
- Forest #0B5509 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.055
- Army Green #4B5D16 ΔE 0.056
- Dark Blue Green #005249 ΔE 0.056
Use #185C33 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.