#509A43
Closest named color: Muted Green (#5FA052). oklch(61.8% 0.143 140.8), rgb(80, 154, 67).
Aa
Black text reads best on this color (6.04:1).
About this color
#509A43 is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.143 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.029 away. Black text reads best on it, at 6.04:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.04:1 |
| White text | 3.47:1 |
Values
| HEX | #509A43 |
| RGB | rgb(80, 154, 67) |
| HSL | hsl(111, 39%, 43%) |
| OKLCH | oklch(61.8% 0.143 140.8) |
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 #509A43 | 3.47:1 | AA large text | Lc -67.5 | Content text, not long reading |
| Black text on #509A43 | 6.04:1 | AA | Lc 42.0 | Non-text elements, placeholder text |
| #509A43 text on white | 3.47:1 | AA large text | Lc 62.1 | Content text, not long reading |
| #509A43 text on black | 6.04:1 | AA | Lc -39.6 | 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
#CCE0C8
oklch(88.5% 0.039 140.5)
-
Step 300
300
#A9CCA2
oklch(80.8% 0.069 140.4)
-
Step 400
400
#79B26F
oklch(70.7% 0.112 140.8)
-
Step 500
500 (this color)
#509A43
oklch(61.8% 0.143 140.8)
-
Step 600
600
#368826
oklch(55.6% 0.155 140.7)
-
Step 700
700
#277318
oklch(49% 0.144 140.8)
-
Step 800
800
#225E17
oklch(42.7% 0.12 140.8)
-
Step 900
900
#224D1A
oklch(37.7% 0.093 140.6)
-
Step 950
950
#152D10
oklch(26.9% 0.059 140.2)
#509A43 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) | #9E8E3B | 0.100 |
| Deuteranopia (no green cones) | #948749 | 0.100 |
| Tritanopia (no blue cones) | #499687 | 0.094 |
| Achromatopsia (no color) | #8A8A8A | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509A43
#509A43
oklch(61.8% 0.143 140.8)
- #AC66BA
#AC66BA
oklch(61.9% 0.143 320.8)
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 #509A43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.029
- Flat Green #699D4C ΔE 0.031
- Light Forest Green #4F9153 ΔE 0.037
- Mid Green #50A747 ΔE 0.038
- Fern Green #548D44 ΔE 0.039
- Olive Drab #6B8E23 ΔE 0.040
- Mossy Green #638B27 ΔE 0.043
- Grass Green #3F9B0B ΔE 0.044
Use #509A43 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.