#338B20
Closest named color: Forest Green (#228B22). oklch(56.2% 0.164 140.6), rgb(51, 139, 32).
Aa
Black text reads best on this color (4.85:1).
About this color
#338B20 is a medium-dark, vivid green. In OKLCH its lightness is 56%, its chroma 0.164 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.010 away. Black text reads best on it, at 4.85:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #338B20 |
| RGB | rgb(51, 139, 32) |
| HSL | hsl(109, 63%, 34%) |
| OKLCH | oklch(56.2% 0.164 140.6) |
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 #338B20 | 4.32:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #338B20 | 4.85:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #338B20 text on white | 4.32:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #338B20 text on black | 4.85:1 | AA | Lc -32.1 | 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
#E3EEE0
oklch(93.7% 0.022 139)
-
Step 200
200
#CBE0C7
oklch(88.4% 0.041 140.7)
-
Step 300
300
#A7CDA0
oklch(80.9% 0.074 140.7)
-
Step 400
400
#77B36C
oklch(70.8% 0.118 140.6)
-
Step 500
500
#519F42
oklch(63.2% 0.151 140.5)
-
Step 600
600 (this color)
#338B20
oklch(56.2% 0.164 140.6)
-
Step 700
700
#22740E
oklch(49.1% 0.152 140.6)
-
Step 800
800
#1F5F11
oklch(42.8% 0.127 140.6)
-
Step 900
900
#204E17
oklch(37.8% 0.099 140.6)
-
Step 950
950
#142E0F
oklch(27.2% 0.062 140.5)
#338B20 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) | #8F7E09 | 0.111 |
| Deuteranopia (no green cones) | #84772C | 0.111 |
| Tritanopia (no blue cones) | #268677 | 0.111 |
| Achromatopsia (no color) | #797979 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #338B20
#338B20
oklch(56.2% 0.164 140.6)
- #9F4FAF
#9F4FAF
oklch(56.4% 0.163 320.7)
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 #338B20, closest first.
No curated palette has a color within ΔE 0.04 of #338B20.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.010
- Emerald Green #028F1E ΔE 0.021
- Kelley Green #009337 ΔE 0.026
- Irish Green #019529 ΔE 0.030
- Dark Grass Green #388004 ΔE 0.032
- True Green #089404 ΔE 0.035
- Sap Green #5C8B15 ΔE 0.037
- Tree Green #2A7E19 ΔE 0.041
Use #338B20 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.