#558D5F
Closest named color: Dark Sage (#598556). oklch(59.2% 0.092 148.7), rgb(85, 141, 95).
Aa
Black text reads best on this color (5.36:1).
About this color
#558D5F is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.092 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.023 away. Black text reads best on it, at 5.36:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 5.36:1 |
| White text | 3.91:1 |
Values
| HEX | #558D5F |
| RGB | rgb(85, 141, 95) |
| HSL | hsl(131, 25%, 44%) |
| OKLCH | oklch(59.2% 0.092 148.7) |
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 #558D5F | 3.91:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #558D5F | 5.36:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #558D5F text on white | 3.91:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #558D5F text on black | 5.36:1 | 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
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#CFDED1
oklch(88.6% 0.024 149.3)
-
Step 300
300
#AFC8B2
oklch(80.8% 0.041 148.6)
-
Step 400
400
#84AC8A
oklch(70.6% 0.066 149)
-
Step 500
500
#65986D
oklch(63.2% 0.084 148.5)
-
Step 600
600 (this color)
#558D5F
oklch(59.2% 0.092 148.7)
-
Step 700
700
#3B6E45
oklch(49.1% 0.086 148.8)
-
Step 800
800
#315A39
oklch(42.8% 0.072 148.9)
-
Step 900
900
#2C4A31
oklch(37.8% 0.056 148.5)
-
Step 950
950
#1A2B1D
oklch(26.9% 0.034 149.2)
#558D5F 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) | #8E845C | 0.076 |
| Deuteranopia (no green cones) | #867E62 | 0.076 |
| Tritanopia (no blue cones) | #4C8B81 | 0.052 |
| Achromatopsia (no color) | #818181 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558D5F
#558D5F
oklch(59.2% 0.092 148.7)
- #9C6A99
#9C6A99
oklch(59.3% 0.091 328.7)
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 #558D5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.023
- Light Forest Green #4F9153 ΔE 0.024
- Slate Green #658D6D ΔE 0.029
- Fern Green #548D44 ΔE 0.035
- Viridian #1E9167 ΔE 0.037
- Sea Green #2E8B57 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.038
- Moss Green #658B38 ΔE 0.044
Use #558D5F 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.