#558342
Closest named color: Swamp (#698339). oklch(56.1% 0.107 137.2), rgb(85, 131, 66).
Aa
Black text reads best on this color (4.71:1).
About this color
#558342 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.107 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.025 away. Black text reads best on it, at 4.71:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #558342 |
| RGB | rgb(85, 131, 66) |
| HSL | hsl(102, 33%, 39%) |
| OKLCH | oklch(56.1% 0.107 137.2) |
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 #558342 | 4.45:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #558342 | 4.71:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #558342 text on white | 4.45:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #558342 text on black | 4.71:1 | AA | Lc -30.9 | 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
#F3F6F2
oklch(97% 0.006 137.8)
-
Step 100
100
#E6ECE3
oklch(93.6% 0.014 134.9)
-
Step 200
200
#D1DECC
oklch(88.6% 0.028 136.9)
-
Step 300
300
#B2C8AA
oklch(80.8% 0.048 137.3)
-
Step 400
400
#8AAC7D
oklch(70.7% 0.076 137.2)
-
Step 500
500
#6C975B
oklch(63% 0.098 137.2)
-
Step 600
600 (this color)
#558342
oklch(56.1% 0.107 137.2)
-
Step 700
700
#446E32
oklch(49.2% 0.101 137.1)
-
Step 800
800
#38592A
oklch(42.6% 0.083 137.1)
-
Step 900
900
#314927
oklch(37.6% 0.063 137)
-
Step 950
950
#1D2B17
oklch(27% 0.04 136.7)
#558342 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) | #877A3D | 0.070 |
| Deuteranopia (no green cones) | #807646 | 0.069 |
| Tritanopia (no blue cones) | #537F74 | 0.075 |
| Achromatopsia (no color) | #777777 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558342
#558342
oklch(56.1% 0.107 137.2)
- #8E609E
#8E609E
oklch(56.2% 0.106 317.1)
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 #558342, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.025
- Dark Sage #598556 ΔE 0.026
- Military Green #667C3E ΔE 0.027
- Fern Green #548D44 ΔE 0.030
- Moss Green #658B38 ΔE 0.035
- Sea Green #2E8B57 ΔE 0.038
- Khaki Green #728639 ΔE 0.039
- Light Forest Green #4F9153 ΔE 0.040
Use #558342 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.