#398B2B
Closest named color: Forest Green (#228B22). oklch(56.5% 0.154 140.9), rgb(57, 139, 43).
Aa
Black text reads best on this color (4.90:1).
About this color
#398B2B is a medium-dark, vivid green. In OKLCH its lightness is 57%, its chroma 0.154 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 0.017 away. Black text reads best on it, at 4.90:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.90:1 |
| White text | 4.28:1 |
Values
| HEX | #398B2B |
| RGB | rgb(57, 139, 43) |
| HSL | hsl(111, 53%, 36%) |
| OKLCH | oklch(56.5% 0.154 140.9) |
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 #398B2B | 4.28:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #398B2B | 4.90:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #398B2B text on white | 4.28:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #398B2B text on black | 4.90:1 | AA | Lc -32.4 | 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
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C8
oklch(88.5% 0.039 140.5)
-
Step 300
300
#A9CCA2
oklch(80.8% 0.069 140.4)
-
Step 400
400
#79B270
oklch(70.7% 0.111 141.1)
-
Step 500
500
#549E48
oklch(63.1% 0.142 141)
-
Step 600
600 (this color)
#398B2B
oklch(56.5% 0.154 140.9)
-
Step 700
700
#27731A
oklch(49% 0.143 141)
-
Step 800
800
#235E18
oklch(42.7% 0.119 140.8)
-
Step 900
900
#224D1B
oklch(37.7% 0.092 141)
-
Step 950
950
#152D11
oklch(26.9% 0.058 140.9)
#398B2B 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) | #8F7E1E | 0.107 |
| Deuteranopia (no green cones) | #847834 | 0.105 |
| Tritanopia (no blue cones) | #2E8777 | 0.101 |
| Achromatopsia (no color) | #7A7A7A | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398B2B
#398B2B
oklch(56.5% 0.154 140.9)
- #9E53AC
#9E53AC
oklch(56.6% 0.153 321.1)
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 #398B2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.017
- Kelley Green #009337 ΔE 0.027
- Emerald Green #028F1E ΔE 0.029
- Sap Green #5C8B15 ΔE 0.033
- Irish Green #019529 ΔE 0.035
- Dark Grass Green #388004 ΔE 0.035
- Fern Green #548D44 ΔE 0.039
- Mossy Green #638B27 ΔE 0.042
Use #398B2B 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.