#559933
Closest named color: Grass Green (#3F9B0B). oklch(61.6% 0.153 136.9), rgb(85, 153, 51).
Aa
Black text reads best on this color (5.99:1).
About this color
#559933 is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.153 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.034 away. Black text reads best on it, at 5.99:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #559933 |
| RGB | rgb(85, 153, 51) |
| HSL | hsl(100, 50%, 40%) |
| OKLCH | oklch(61.6% 0.153 136.9) |
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 #559933 | 3.50:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #559933 | 5.99:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #559933 text on white | 3.50:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #559933 text on black | 5.99:1 | AA | Lc -39.3 | 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 500.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDDF
oklch(93.5% 0.021 136.6)
-
Step 200
200
#CDE0C5
oklch(88.5% 0.042 136.3)
-
Step 300
300
#AACC9D
oklch(80.8% 0.074 137.1)
-
Step 400
400
#7CB266
oklch(70.7% 0.12 137.1)
-
Step 500
500 (this color)
#559933
oklch(61.6% 0.153 136.9)
-
Step 600
600
#3D8806
oklch(55.7% 0.166 137)
-
Step 700
700
#317200
oklch(49% 0.148 136.9)
-
Step 800
800
#285E02
oklch(42.8% 0.128 136.9)
-
Step 900
900
#254D10
oklch(37.7% 0.1 137)
-
Step 950
950
#172D0C
oklch(27% 0.062 136.6)
#559933 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) | #9E8C26 | 0.097 |
| Deuteranopia (no green cones) | #95873C | 0.097 |
| Tritanopia (no blue cones) | #529484 | 0.107 |
| Achromatopsia (no color) | #898989 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #559933
#559933
oklch(61.6% 0.153 136.9)
- #A964C1
#A964C1
oklch(61.6% 0.153 316.8)
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 #559933, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.034
- Olive Drab #6B8E23 ΔE 0.035
- Grassy Green #419C03 ΔE 0.035
- Flat Green #699D4C ΔE 0.037
- Muted Green #5FA052 ΔE 0.037
- Dark Yellow Green #728F02 ΔE 0.039
- Mid Green #50A747 ΔE 0.039
- Sap Green #5C8B15 ΔE 0.039
Use #559933 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.