#518436
Closest named color: Fern Green (#548D44). oklch(55.9% 0.123 136.1), rgb(81, 132, 54).
Aa
Black text reads best on this color (4.70:1).
About this color
#518436 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.123 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.028 away. Black text reads best on it, at 4.70:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 4.70:1 |
| White text | 4.46:1 |
Values
| HEX | #518436 |
| RGB | rgb(81, 132, 54) |
| HSL | hsl(99, 42%, 36%) |
| OKLCH | oklch(55.9% 0.123 136.1) |
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 #518436 | 4.46:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #518436 | 4.70:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #518436 text on white | 4.46:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #518436 text on black | 4.70:1 | AA | Lc -30.8 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE2
oklch(93.5% 0.015 136.1)
-
Step 200
200
#D0DECA
oklch(88.5% 0.031 136.2)
-
Step 300
300
#B1C9A6
oklch(80.8% 0.055 135.8)
-
Step 400
400
#87AE76
oklch(70.8% 0.089 136.5)
-
Step 500
500
#699952
oklch(63.1% 0.113 136.2)
-
Step 600
600 (this color)
#518436
oklch(55.9% 0.123 136.1)
-
Step 700
700
#416F27
oklch(49.2% 0.115 135.9)
-
Step 800
800
#365A22
oklch(42.6% 0.094 135.8)
-
Step 900
900
#2F4A21
oklch(37.6% 0.073 135.9)
-
Step 950
950
#1C2C14
oklch(27.2% 0.047 135.9)
#518436 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) | #887A2E | 0.077 |
| Deuteranopia (no green cones) | #81763C | 0.077 |
| Tritanopia (no blue cones) | #4F7F73 | 0.088 |
| Achromatopsia (no color) | #777777 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #518436
#518436
oklch(55.9% 0.123 136.1)
- #905CA4
#905CA4
oklch(56% 0.122 316.1)
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 #518436, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.028
- Swamp #698339 ΔE 0.030
- Moss Green #658B38 ΔE 0.033
- Mossy Green #638B27 ΔE 0.034
- Sap Green #5C8B15 ΔE 0.037
- Military Green #667C3E ΔE 0.038
- Olive Green #677A04 ΔE 0.038
- Murky Green #6C7A0E ΔE 0.041
Use #518436 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.