#518316
Closest named color: Sap Green (#5C8B15). oklch(55.4% 0.144 132.1), rgb(81, 131, 22).
Aa
Black text reads best on this color (4.60:1).
About this color
#518316 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.144 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sap Green (#5C8B15), ΔE 0.028 away. Black text reads best on it, at 4.60:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Sap Green (#5C8B15) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #518316 |
| RGB | rgb(81, 131, 22) |
| HSL | hsl(88, 71%, 30%) |
| OKLCH | oklch(55.4% 0.144 132.1) |
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 #518316 | 4.55:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #518316 | 4.60:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #518316 text on white | 4.55:1 | AA | Lc 71.4 | Content text, not long reading |
| #518316 text on black | 4.60:1 | AA | Lc -30.2 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE0
oklch(93.6% 0.019 133.1)
-
Step 200
200
#D0DFC6
oklch(88.6% 0.037 132.7)
-
Step 300
300
#B1CA9F
oklch(80.9% 0.065 132.3)
-
Step 400
400
#88AE69
oklch(70.6% 0.104 132)
-
Step 500
500
#6A9A3E
oklch(63.2% 0.134 132.2)
-
Step 600
600 (this color)
#518316
oklch(55.4% 0.144 132.1)
-
Step 700
700
#426F05
oklch(49% 0.134 132.1)
-
Step 800
800
#375B0C
oklch(42.8% 0.111 132)
-
Step 900
900
#304B15
oklch(37.8% 0.086 132)
-
Step 950
950
#1C2C0E
oklch(27% 0.055 132.4)
#518316 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) | #897800 | 0.080 |
| Deuteranopia (no green cones) | #827423 | 0.081 |
| Tritanopia (no blue cones) | #527D6F | 0.109 |
| Achromatopsia (no color) | #767676 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #518316
#518316
oklch(55.4% 0.144 132.1)
- #8F56AF
#8F56AF
oklch(55.5% 0.144 312.1)
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 #518316, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sap Green #5C8B15 ΔE 0.028
- Dark Grass Green #388004 ΔE 0.030
- Olive Green #677A04 ΔE 0.034
- Mossy Green #638B27 ΔE 0.035
- Forest Green #228B22 ΔE 0.039
- Murky Green #6C7A0E ΔE 0.040
- Tree Green #2A7E19 ΔE 0.040
- Fern Green #548D44 ΔE 0.043
Use #518316 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.