#188820
Closest named color: Forest Green (#228B22). oklch(54.7% 0.169 143.5), rgb(24, 136, 32).
Aa
White text reads best on this color (4.58:1).
About this color
#188820 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.169 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.011 away. White text reads best on it, at 4.58:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.169) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.58:1 |
| White text | 4.58:1 |
Values
| HEX | #188820 |
| RGB | rgb(24, 136, 32) |
| HSL | hsl(124, 70%, 31%) |
| OKLCH | oklch(54.7% 0.169 143.5) |
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 #188820 | 4.58:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #188820 | 4.58:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #188820 text on white | 4.58:1 | AA | Lc 71.3 | Content text, not long reading |
| #188820 text on black | 4.58:1 | AA | Lc -30.4 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#C9E1C8
oklch(88.5% 0.042 144.1)
-
Step 300
300
#A4CEA1
oklch(80.9% 0.077 143.1)
-
Step 400
400
#70B46E
oklch(70.7% 0.121 143.5)
-
Step 500
500
#45A145
oklch(63.2% 0.156 143.4)
-
Step 600
600 (this color)
#188820
oklch(54.7% 0.169 143.5)
-
Step 700
700
#097615
oklch(49.2% 0.158 143.6)
-
Step 800
800
#106015
oklch(42.7% 0.131 143.5)
-
Step 900
900
#184F19
oklch(37.8% 0.102 143.5)
-
Step 950
950
#102E10
oklch(27% 0.064 143.6)
#188820 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) | #8B7A0B | 0.122 |
| Deuteranopia (no green cones) | #7F722B | 0.122 |
| Tritanopia (no blue cones) | #008474 | 0.108 |
| Achromatopsia (no color) | #757575 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #188820
#188820
oklch(54.7% 0.169 143.5)
- #9E47A8
#9E47A8
oklch(54.8% 0.169 323.4)
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 #188820, closest first.
No curated palette has a color within ΔE 0.04 of #188820.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.011
- Emerald Green #028F1E ΔE 0.021
- Dark Grass Green #388004 ΔE 0.026
- Green #008000 ΔE 0.029
- Tree Green #2A7E19 ΔE 0.029
- Kelley Green #009337 ΔE 0.033
- Irish Green #019529 ΔE 0.038
- True Green #089404 ΔE 0.040
Use #188820 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.