#318540
Closest named color: Jungle Green (#048243). oklch(54.9% 0.131 146.9), rgb(49, 133, 64).
Aa
White text reads best on this color (4.60:1).
About this color
#318540 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.131 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.022 away. White text reads best on it, at 4.60:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.55:1 |
| White text | 4.60:1 |
Values
| HEX | #318540 |
| RGB | rgb(49, 133, 64) |
| HSL | hsl(131, 46%, 36%) |
| OKLCH | oklch(54.9% 0.131 146.9) |
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 #318540 | 4.60:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #318540 | 4.55:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #318540 text on white | 4.60:1 | AA | Lc 71.7 | Content text, not long reading |
| #318540 text on black | 4.55:1 | AA | Lc -30.0 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CCDFCD
oklch(88.4% 0.032 146.8)
-
Step 300
300
#A8CCAB
oklch(81% 0.06 147.3)
-
Step 400
400
#78B17E
oklch(70.7% 0.095 147.1)
-
Step 500
500
#539D5D
oklch(63.1% 0.12 147)
-
Step 600
600 (this color)
#318540
oklch(54.9% 0.131 146.9)
-
Step 700
700
#257234
oklch(49% 0.121 147)
-
Step 800
800
#215D2B
oklch(42.6% 0.101 146.7)
-
Step 900
900
#214D27
oklch(37.8% 0.08 146.6)
-
Step 950
950
#142D17
oklch(27% 0.051 146.6)
#318540 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) | #877A3A | 0.103 |
| Deuteranopia (no green cones) | #7C7245 | 0.102 |
| Tritanopia (no blue cones) | #1C8275 | 0.078 |
| Achromatopsia (no color) | #757575 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #318540
#318540
oklch(54.9% 0.131 146.9)
- #985299
#985299
oklch(54.8% 0.132 326.7)
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 #318540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.022
- Sea Green #2E8B57 ΔE 0.029
- Tree Green #2A7E19 ΔE 0.039
- Forest Green #228B22 ΔE 0.040
- Dark Grass Green #388004 ΔE 0.041
- Fern Green #548D44 ΔE 0.043
- Kelley Green #009337 ΔE 0.048
- Light Forest Green #4F9153 ΔE 0.051
Use #318540 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.