#559131
Closest named color: Mossy Green (#638B27). oklch(59.5% 0.143 135.8), rgb(85, 145, 49).
Aa
Black text reads best on this color (5.48:1).
About this color
#559131 is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.143 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.020 away. Black text reads best on it, at 5.48:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 5.48:1 |
| White text | 3.83:1 |
Values
| HEX | #559131 |
| RGB | rgb(85, 145, 49) |
| HSL | hsl(98, 49%, 38%) |
| OKLCH | oklch(59.5% 0.143 135.8) |
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 #559131 | 3.83:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #559131 | 5.48:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #559131 text on white | 3.83:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #559131 text on black | 5.48:1 | AA | Lc -36.1 | 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 500.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CEDFC6
oklch(88.4% 0.038 135.5)
-
Step 300
300
#ADCB9E
oklch(80.8% 0.07 135.3)
-
Step 400
400
#81B069
oklch(70.6% 0.111 135.6)
-
Step 500
500 (this color)
#559131
oklch(59.5% 0.143 135.8)
-
Step 600
600
#458614
oklch(55.5% 0.155 135.7)
-
Step 700
700
#367201
oklch(49.2% 0.145 135.8)
-
Step 800
800
#2E5D0A
oklch(42.8% 0.12 135.7)
-
Step 900
900
#294C14
oklch(37.7% 0.093 135.9)
-
Step 950
950
#192D0D
oklch(27.1% 0.06 135.4)
#559131 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) | #968525 | 0.088 |
| Deuteranopia (no green cones) | #8E8039 | 0.090 |
| Tritanopia (no blue cones) | #538C7D | 0.102 |
| Achromatopsia (no color) | #828282 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #559131
#559131
oklch(59.5% 0.143 135.8)
- #9F61B8
#9F61B8
oklch(59.5% 0.143 315.6)
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 #559131, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.020
- Sap Green #5C8B15 ΔE 0.021
- Olive Drab #6B8E23 ΔE 0.024
- Fern Green #548D44 ΔE 0.025
- Moss Green #658B38 ΔE 0.027
- Dark Yellow Green #728F02 ΔE 0.035
- Light Forest Green #4F9153 ΔE 0.036
- Kelley Green #009337 ΔE 0.045
Use #559131 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.