#509E59
Closest named color: Muted Green (#5FA052). oklch(63.2% 0.128 146.3), rgb(80, 158, 89).
Aa
Black text reads best on this color (6.37:1).
About this color
#509E59 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.128 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.018 away. Black text reads best on it, at 6.37:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #509E59 |
| RGB | rgb(80, 158, 89) |
| HSL | hsl(127, 33%, 47%) |
| OKLCH | oklch(63.2% 0.128 146.3) |
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 #509E59 | 3.29:1 | AA large text | Lc -65.5 | Content text, not long reading |
| Black text on #509E59 | 6.37:1 | AA | Lc 44.0 | Non-text elements, placeholder text |
| #509E59 text on white | 3.29:1 | AA large text | Lc 60.1 | Content text, not long reading |
| #509E59 text on black | 6.37:1 | AA | Lc -41.6 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CBE0CC
oklch(88.6% 0.035 146.6)
-
Step 300
300
#A7CCA9
oklch(80.9% 0.063 146.4)
-
Step 400
400
#76B27B
oklch(70.8% 0.101 146.4)
-
Step 500
500 (this color)
#509E59
oklch(63.2% 0.128 146.3)
-
Step 600
600
#2F883E
oklch(55.6% 0.138 146.4)
-
Step 700
700
#20732F
oklch(49% 0.129 146.3)
-
Step 800
800
#1E5E28
oklch(42.7% 0.107 146.2)
-
Step 900
900
#1F4D25
oklch(37.7% 0.083 146.3)
-
Step 950
950
#132D16
oklch(26.9% 0.053 146.4)
#509E59 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) | #A09254 | 0.100 |
| Deuteranopia (no green cones) | #958B5D | 0.098 |
| Tritanopia (no blue cones) | #439B8D | 0.075 |
| Achromatopsia (no color) | #8E8E8E | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509E59
#509E59
oklch(63.2% 0.128 146.3)
- #B16CB3
#B16CB3
oklch(63.1% 0.129 326)
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 #509E59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.018
- Flat Green #699D4C ΔE 0.025
- Off Green #6BA353 ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.038
- Mid Green #50A747 ΔE 0.038
- Jade #1FA774 ΔE 0.039
- Algae #54AC68 ΔE 0.041
- Moss #769958 ΔE 0.041
Use #509E59 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.