#187900
Closest named color: Green (#008000). oklch(50.2% 0.166 141.1), rgb(24, 121, 0).
Aa
White text reads best on this color (5.56:1).
About this color
#187900 is a medium-dark, vivid green. In OKLCH its lightness is 50%, its chroma 0.166 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green (#008000), ΔE 0.021 away. White text reads best on it, at 5.56:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Green (#008000) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #187900 |
| RGB | rgb(24, 121, 0) |
| HSL | hsl(108, 100%, 24%) |
| OKLCH | oklch(50.2% 0.166 141.1) |
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 #187900 | 5.56:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #187900 | 3.77:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #187900 text on white | 5.56:1 | AA | Lc 77.2 | Fine for body text |
| #187900 text on black | 3.77:1 | AA large text | Lc -24.5 | 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 700.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE0
oklch(93.6% 0.023 141.2)
-
Step 200
200
#CAE1C6
oklch(88.5% 0.044 141)
-
Step 300
300
#A4CE9E
oklch(80.9% 0.08 141.5)
-
Step 400
400
#71B467
oklch(70.6% 0.128 141.2)
-
Step 500
500
#48A13A
oklch(63.2% 0.164 141.1)
-
Step 600
600
#238B0C
oklch(55.7% 0.178 141.1)
-
Step 700
700 (this color)
#187900
oklch(50.2% 0.166 141.1)
-
Step 800
800
#156005
oklch(42.8% 0.137 141)
-
Step 900
900
#1A4F12
oklch(37.8% 0.107 141.2)
-
Step 950
950
#112E0C
oklch(26.9% 0.068 140.8)
#187900 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) | #7C6C00 | 0.115 |
| Deuteranopia (no green cones) | #726516 | 0.114 |
| Tritanopia (no blue cones) | #007566 | 0.110 |
| Achromatopsia (no color) | #686868 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #187900
#187900
oklch(50.2% 0.166 141.1)
- #8D3B9C
#8D3B9C
oklch(50.3% 0.166 321.2)
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 #187900, closest first.
No curated palette has a color within ΔE 0.04 of #187900.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green #008000 ΔE 0.021
- Tree Green #2A7E19 ΔE 0.022
- Dark Grass Green #388004 ΔE 0.033
- Jungle Green #048243 ΔE 0.051
- Forest Green #228B22 ΔE 0.056
- Emerald Green #028F1E ΔE 0.065
- Dark Green #006400 ΔE 0.069
- Olive Green #677A04 ΔE 0.078
Use #187900 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.