#218A1E
Closest named color: Forest Green (#228B22). oklch(55.4% 0.17 142.6), rgb(33, 138, 30).
Aa
Black text reads best on this color (4.71:1).
About this color
#218A1E is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.170 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.004 away. Black text reads best on it, at 4.71:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #218A1E |
| RGB | rgb(33, 138, 30) |
| HSL | hsl(118, 64%, 33%) |
| OKLCH | oklch(55.4% 0.17 142.6) |
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 #218A1E | 4.45:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #218A1E | 4.71:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #218A1E text on white | 4.45:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #218A1E text on black | 4.71:1 | AA | Lc -31.3 | 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
#E2EEE0
oklch(93.6% 0.023 141.2)
-
Step 200
200
#CAE1C7
oklch(88.6% 0.043 142)
-
Step 300
300
#A4CEA0
oklch(80.9% 0.078 142.6)
-
Step 400
400
#71B46C
oklch(70.7% 0.123 142.6)
-
Step 500
500
#47A043
oklch(63% 0.156 142.7)
-
Step 600
600 (this color)
#218A1E
oklch(55.4% 0.17 142.6)
-
Step 700
700
#11750F
oklch(49% 0.158 142.5)
-
Step 800
800
#146012
oklch(42.8% 0.131 142.6)
-
Step 900
900
#1A4E17
oklch(37.6% 0.102 142.4)
-
Step 950
950
#112E0F
oklch(27% 0.064 142.4)
#218A1E 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) | #8D7C05 | 0.120 |
| Deuteranopia (no green cones) | #81742A | 0.120 |
| Tritanopia (no blue cones) | #008676 | 0.110 |
| Achromatopsia (no color) | #777777 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #218A1E
#218A1E
oklch(55.4% 0.17 142.6)
- #A049AC
#A049AC
oklch(55.5% 0.17 322.7)
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 #218A1E, closest first.
No curated palette has a color within ΔE 0.04 of #218A1E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.004
- Emerald Green #028F1E ΔE 0.016
- Kelley Green #009337 ΔE 0.028
- Dark Grass Green #388004 ΔE 0.029
- Irish Green #019529 ΔE 0.031
- True Green #089404 ΔE 0.034
- Green #008000 ΔE 0.035
- Tree Green #2A7E19 ΔE 0.035
Use #218A1E 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.