#558A30
Closest named color: Mossy Green (#638B27). oklch(57.6% 0.134 134.7), rgb(85, 138, 48).
Aa
Black text reads best on this color (5.06:1).
About this color
#558A30 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.134 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.017 away. Black text reads best on it, at 5.06:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 5.06:1 |
| White text | 4.14:1 |
Values
| HEX | #558A30 |
| RGB | rgb(85, 138, 48) |
| HSL | hsl(95, 48%, 36%) |
| OKLCH | oklch(57.6% 0.134 134.7) |
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 #558A30 | 4.14:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #558A30 | 5.06:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #558A30 text on white | 4.14:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #558A30 text on black | 5.06:1 | AA | Lc -33.3 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE1
oklch(93.7% 0.018 134.9)
-
Step 200
200
#D0DEC8
oklch(88.4% 0.033 134)
-
Step 300
300
#B0CAA3
oklch(80.9% 0.061 135.2)
-
Step 400
400
#87AE70
oklch(70.7% 0.096 134.5)
-
Step 500
500
#689A49
oklch(63.2% 0.124 134.8)
-
Step 600
600 (this color)
#558A30
oklch(57.6% 0.134 134.7)
-
Step 700
700
#406F1B
oklch(49% 0.124 134.4)
-
Step 800
800
#355B19
oklch(42.8% 0.104 134.6)
-
Step 900
900
#2E4B1C
oklch(37.8% 0.081 135)
-
Step 950
950
#1B2C11
oklch(27% 0.052 135.1)
#558A30 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) | #8F7F25 | 0.081 |
| Deuteranopia (no green cones) | #887B37 | 0.081 |
| Tritanopia (no blue cones) | #548577 | 0.097 |
| Achromatopsia (no color) | #7C7C7C | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558A30
#558A30
oklch(57.6% 0.134 134.7)
- #965EB0
#965EB0
oklch(57.6% 0.135 314.3)
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 #558A30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.017
- Sap Green #5C8B15 ΔE 0.019
- Fern Green #548D44 ΔE 0.019
- Moss Green #658B38 ΔE 0.022
- Olive Drab #6B8E23 ΔE 0.030
- Swamp #698339 ΔE 0.035
- Light Forest Green #4F9153 ΔE 0.036
- Swamp Green #748500 ΔE 0.039
Use #558A30 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.