#539644
Closest named color: Light Forest Green (#4F9153). oklch(60.9% 0.135 140), rgb(83, 150, 68).
Aa
Black text reads best on this color (5.81:1).
About this color
#539644 is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.135 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.026 away. Black text reads best on it, at 5.81:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.81:1 |
| White text | 3.61:1 |
Values
| HEX | #539644 |
| RGB | rgb(83, 150, 68) |
| HSL | hsl(109, 38%, 43%) |
| OKLCH | oklch(60.9% 0.135 140) |
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 #539644 | 3.61:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #539644 | 5.81:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #539644 text on white | 3.61:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #539644 text on black | 5.81:1 | AA | Lc -38.2 | 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 500.
-
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
#CDE0C9
oklch(88.6% 0.037 140.2)
-
Step 300
300
#ABCCA3
oklch(81% 0.067 139.6)
-
Step 400
400
#7DB171
oklch(70.8% 0.106 139.8)
-
Step 500
500 (this color)
#539644
oklch(60.9% 0.135 140)
-
Step 600
600
#3D872B
oklch(55.6% 0.147 140)
-
Step 700
700
#2F721E
oklch(49.1% 0.135 140)
-
Step 800
800
#285D1B
oklch(42.7% 0.113 140)
-
Step 900
900
#254C1C
oklch(37.5% 0.088 140)
-
Step 950
950
#172D12
oklch(27.1% 0.055 139.9)
#539644 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) | #9A8A3C | 0.093 |
| Deuteranopia (no green cones) | #91844A | 0.094 |
| Tritanopia (no blue cones) | #4D9283 | 0.089 |
| Achromatopsia (no color) | #878787 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #539644
#539644
oklch(60.9% 0.135 140)
- #A666B5
#A666B5
oklch(61% 0.135 319.8)
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 #539644, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.026
- Fern Green #548D44 ΔE 0.027
- Moss Green #658B38 ΔE 0.033
- Olive Drab #6B8E23 ΔE 0.034
- Flat Green #699D4C ΔE 0.034
- Muted Green #5FA052 ΔE 0.034
- Mossy Green #638B27 ΔE 0.034
- Sap Green #5C8B15 ΔE 0.040
Use #539644 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.