#558D47
Closest named color: Fern Green (#548D44). oklch(58.7% 0.117 139.6), rgb(85, 141, 71).
Aa
Black text reads best on this color (5.28:1).
About this color
#558D47 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.117 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.004 away. Black text reads best on it, at 5.28:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #558D47 |
| RGB | rgb(85, 141, 71) |
| HSL | hsl(108, 33%, 42%) |
| OKLCH | oklch(58.7% 0.117 139.6) |
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 #558D47 | 3.97:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #558D47 | 5.28:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #558D47 text on white | 3.97:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #558D47 text on black | 5.28:1 | AA | Lc -34.7 | 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 600.
-
Step 50
50
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE3
oklch(93.5% 0.014 138.7)
-
Step 200
200
#CFDECC
oklch(88.4% 0.029 140.5)
-
Step 300
300
#AFC9A9
oklch(80.8% 0.052 139.8)
-
Step 400
400
#85AE7B
oklch(70.7% 0.085 139.6)
-
Step 500
500
#669959
oklch(63.1% 0.107 139.4)
-
Step 600
600 (this color)
#558D47
oklch(58.7% 0.117 139.6)
-
Step 700
700
#3D6F30
oklch(49.1% 0.108 139.5)
-
Step 800
800
#335B28
oklch(42.8% 0.091 139.3)
-
Step 900
900
#2D4B25
oklch(37.9% 0.071 139.3)
-
Step 950
950
#1A2C16
oklch(27% 0.046 140)
#558D47 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) | #918341 | 0.081 |
| Deuteranopia (no green cones) | #897E4C | 0.081 |
| Tritanopia (no blue cones) | #51897D | 0.079 |
| Achromatopsia (no color) | #808080 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558D47
#558D47
oklch(58.7% 0.117 139.6)
- #9B64A8
#9B64A8
oklch(58.8% 0.118 319.8)
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 #558D47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.004
- Light Forest Green #4F9153 ΔE 0.015
- Moss Green #658B38 ΔE 0.020
- Mossy Green #638B27 ΔE 0.029
- Swamp #698339 ΔE 0.033
- Dark Sage #598556 ΔE 0.036
- Khaki Green #728639 ΔE 0.036
- Sea Green #2E8B57 ΔE 0.037
Use #558D47 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.