#509757
Closest named color: Light Forest Green (#4F9153). oklch(61.3% 0.119 146.1), rgb(80, 151, 87).
Aa
Black text reads best on this color (5.90:1).
About this color
#509757 is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.119 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.017 away. Black text reads best on it, at 5.90:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.90:1 |
| White text | 3.55:1 |
Values
| HEX | #509757 |
| RGB | rgb(80, 151, 87) |
| HSL | hsl(126, 31%, 45%) |
| OKLCH | oklch(61.3% 0.119 146.1) |
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 #509757 | 3.55:1 | AA large text | Lc -68.4 | Content text, not long reading |
| Black text on #509757 | 5.90:1 | AA | Lc 41.1 | Non-text elements, placeholder text |
| #509757 text on white | 3.55:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #509757 text on black | 5.90:1 | AA | Lc -38.7 | 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
#CCDFCD
oklch(88.4% 0.032 146.8)
-
Step 300
300
#A9CBAB
oklch(80.8% 0.057 146.6)
-
Step 400
400
#7AB07D
oklch(70.6% 0.093 145.9)
-
Step 500
500 (this color)
#509757
oklch(61.3% 0.119 146.1)
-
Step 600
600
#378742
oklch(55.7% 0.13 146.2)
-
Step 700
700
#297233
oklch(49.1% 0.12 145.9)
-
Step 800
800
#245D2B
oklch(42.7% 0.1 145.9)
-
Step 900
900
#234C27
oklch(37.6% 0.077 145.9)
-
Step 950
950
#152D17
oklch(27.1% 0.05 145.8)
#509757 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) | #998C52 | 0.093 |
| Deuteranopia (no green cones) | #8F855B | 0.092 |
| Tritanopia (no blue cones) | #459487 | 0.071 |
| Achromatopsia (no color) | #888888 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509757
#509757
oklch(61.3% 0.119 146.1)
- #A969AA
#A969AA
oklch(61.3% 0.12 326.4)
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 #509757, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.017
- Fern Green #548D44 ΔE 0.031
- Muted Green #5FA052 ΔE 0.034
- Flat Green #699D4C ΔE 0.036
- Ocean Green #3D9973 ΔE 0.036
- Drab Green #749551 ΔE 0.038
- Moss Green #658B38 ΔE 0.041
- Moss #769958 ΔE 0.043
Use #509757 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.