#509E4E
Closest named color: Muted Green (#5FA052). oklch(63% 0.139 143.2), rgb(80, 158, 78).
Aa
Black text reads best on this color (6.34:1).
About this color
#509E4E is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.139 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.017 away. Black text reads best on it, at 6.34:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.34:1 |
| White text | 3.31:1 |
Values
| HEX | #509E4E |
| RGB | rgb(80, 158, 78) |
| HSL | hsl(119, 34%, 46%) |
| OKLCH | oklch(63% 0.139 143.2) |
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 #509E4E | 3.31:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #509E4E | 6.34:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #509E4E text on white | 3.31:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #509E4E text on black | 6.34:1 | AA | Lc -41.4 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CBE0CA
oklch(88.5% 0.037 144)
-
Step 300
300
#A7CCA5
oklch(80.8% 0.067 143.6)
-
Step 400
400
#77B274
oklch(70.7% 0.108 143.2)
-
Step 500
500 (this color)
#509E4E
oklch(63% 0.139 143.2)
-
Step 600
600
#308830
oklch(55.5% 0.15 143.2)
-
Step 700
700
#217423
oklch(49.2% 0.14 143.4)
-
Step 800
800
#1E5E1F
oklch(42.6% 0.115 143.4)
-
Step 900
900
#204D1F
oklch(37.6% 0.089 143.2)
-
Step 950
950
#142D13
oklch(26.9% 0.056 143.1)
#509E4E 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) | #A19247 | 0.102 |
| Deuteranopia (no green cones) | #968A53 | 0.102 |
| Tritanopia (no blue cones) | #469A8B | 0.087 |
| Achromatopsia (no color) | #8D8D8D | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509E4E
#509E4E
oklch(63% 0.139 143.2)
- #B16AB9
#B16AB9
oklch(63.1% 0.138 323.3)
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 #509E4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.017
- Flat Green #699D4C ΔE 0.024
- Mid Green #50A747 ΔE 0.030
- Off Green #6BA353 ΔE 0.033
- Fern #63A950 ΔE 0.039
- Light Forest Green #4F9153 ΔE 0.041
- Algae #54AC68 ΔE 0.045
- Seaweed Green #35AD6B ΔE 0.046
Use #509E4E 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.