#508E58
Closest named color: Light Forest Green (#4F9153). oklch(59% 0.104 147.1), rgb(80, 142, 88).
Aa
Black text reads best on this color (5.35:1).
About this color
#508E58 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.104 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.013 away. Black text reads best on it, at 5.35:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.35:1 |
| White text | 3.92:1 |
Values
| HEX | #508E58 |
| RGB | rgb(80, 142, 88) |
| HSL | hsl(128, 28%, 44%) |
| OKLCH | oklch(59% 0.104 147.1) |
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 #508E58 | 3.92:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #508E58 | 5.35:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #508E58 text on white | 3.92:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #508E58 text on black | 5.35:1 | AA | Lc -35.2 | 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 600.
-
Step 50
50
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4ECE5
oklch(93.5% 0.013 149.2)
-
Step 200
200
#CEDECF
oklch(88.4% 0.027 147.1)
-
Step 300
300
#ADC9AF
oklch(80.8% 0.047 147.1)
-
Step 400
400
#82AE86
oklch(70.8% 0.075 147.1)
-
Step 500
500
#619967
oklch(63% 0.095 146.9)
-
Step 600
600 (this color)
#508E58
oklch(59% 0.104 147.1)
-
Step 700
700
#376F3F
oklch(49% 0.096 147)
-
Step 800
800
#2E5B34
oklch(42.8% 0.081 146.9)
-
Step 900
900
#2A4B2E
oklch(37.9% 0.063 147)
-
Step 950
950
#192C1B
oklch(27.1% 0.04 146.9)
#508E58 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) | #908454 | 0.084 |
| Deuteranopia (no green cones) | #867E5B | 0.081 |
| Tritanopia (no blue cones) | #478B80 | 0.061 |
| Achromatopsia (no color) | #808080 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508E58
#508E58
oklch(59% 0.104 147.1)
- #9E669D
#9E669D
oklch(59% 0.104 327.4)
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 #508E58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.013
- Fern Green #548D44 ΔE 0.023
- Dark Sage #598556 ΔE 0.027
- Sea Green #2E8B57 ΔE 0.030
- Viridian #1E9167 ΔE 0.034
- Moss Green #658B38 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.040
- Slate Green #658D6D ΔE 0.041
Use #508E58 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.