#558C48
Closest named color: Fern Green (#548D44). oklch(58.5% 0.115 139.8), rgb(85, 140, 72).
Aa
Black text reads best on this color (5.23:1).
About this color
#558C48 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.115 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 0.006 away. Black text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.23:1 |
| White text | 4.01:1 |
Values
| HEX | #558C48 |
| RGB | rgb(85, 140, 72) |
| HSL | hsl(109, 32%, 42%) |
| OKLCH | oklch(58.5% 0.115 139.8) |
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 #558C48 | 4.01:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #558C48 | 5.23:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #558C48 text on white | 4.01:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #558C48 text on black | 5.23:1 | AA | Lc -34.4 | 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 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
#D0DECC
oklch(88.5% 0.029 138.7)
-
Step 300
300
#B0C9AA
oklch(80.9% 0.051 139.6)
-
Step 400
400
#85AE7C
oklch(70.8% 0.084 140)
-
Step 500
500
#66995A
oklch(63.1% 0.106 139.7)
-
Step 600
600 (this color)
#558C48
oklch(58.5% 0.115 139.8)
-
Step 700
700
#3D6F31
oklch(49.1% 0.107 139.8)
-
Step 800
800
#335A2A
oklch(42.6% 0.087 139.9)
-
Step 900
900
#2D4A26
oklch(37.6% 0.068 139.7)
-
Step 950
950
#1B2C17
oklch(27.1% 0.044 139.7)
#558C48 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) | #8F8242 | 0.079 |
| Deuteranopia (no green cones) | #887D4C | 0.079 |
| Tritanopia (no blue cones) | #51887C | 0.077 |
| Achromatopsia (no color) | #7F7F7F | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558C48
#558C48
oklch(58.5% 0.115 139.8)
- #9964A6
#9964A6
oklch(58.5% 0.114 319.6)
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 #558C48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.006
- Light Forest Green #4F9153 ΔE 0.016
- Moss Green #658B38 ΔE 0.021
- Swamp #698339 ΔE 0.031
- Mossy Green #638B27 ΔE 0.031
- Dark Sage #598556 ΔE 0.032
- Sea Green #2E8B57 ΔE 0.035
- Khaki Green #728639 ΔE 0.036
Use #558C48 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.