#558529
Closest named color: Sap Green (#5C8B15). oklch(56.3% 0.133 132.9), rgb(85, 133, 41).
Aa
Black text reads best on this color (4.77:1).
About this color
#558529 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.133 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sap Green (#5C8B15), ΔE 0.025 away. Black text reads best on it, at 4.77:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Sap Green (#5C8B15) |
| Black text | 4.77:1 |
| White text | 4.39:1 |
Values
| HEX | #558529 |
| RGB | rgb(85, 133, 41) |
| HSL | hsl(91, 53%, 34%) |
| OKLCH | oklch(56.3% 0.133 132.9) |
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 #558529 | 4.39:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #558529 | 4.77:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #558529 text on white | 4.39:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #558529 text on black | 4.77:1 | AA | Lc -31.3 | 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
#D1DEC8
oklch(88.5% 0.033 132.3)
-
Step 300
300
#B2C9A2
oklch(80.8% 0.059 132.6)
-
Step 400
400
#89AE6F
oklch(70.8% 0.096 133.1)
-
Step 500
500
#6C9947
oklch(63.1% 0.123 132.7)
-
Step 600
600 (this color)
#558529
oklch(56.3% 0.133 132.9)
-
Step 700
700
#436F19
oklch(49.2% 0.124 133.1)
-
Step 800
800
#385A18
oklch(42.6% 0.102 132.8)
-
Step 900
900
#304A1A
oklch(37.6% 0.08 132.9)
-
Step 950
950
#1C2C11
oklch(27.1% 0.051 133.9)
#558529 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) | #8B7B1C | 0.076 |
| Deuteranopia (no green cones) | #847731 | 0.077 |
| Tritanopia (no blue cones) | #568072 | 0.098 |
| Achromatopsia (no color) | #787878 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558529
#558529
oklch(56.3% 0.133 132.9)
- #905BAC
#905BAC
oklch(56.2% 0.133 313)
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 #558529, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sap Green #5C8B15 ΔE 0.025
- Mossy Green #638B27 ΔE 0.026
- Fern Green #548D44 ΔE 0.030
- Moss Green #658B38 ΔE 0.031
- Swamp #698339 ΔE 0.033
- Olive Green #677A04 ΔE 0.035
- Murky Green #6C7A0E ΔE 0.038
- Swamp Green #748500 ΔE 0.040
Use #558529 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.