#559A40
Closest named color: Muted Green (#5FA052). oklch(62% 0.143 139), rgb(85, 154, 64).
Aa
Black text reads best on this color (6.08:1).
About this color
#559A40 is a medium-light, vivid green. In OKLCH its lightness is 62%, its chroma 0.143 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.027 away. Black text reads best on it, at 6.08:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.08:1 |
| White text | 3.45:1 |
Values
| HEX | #559A40 |
| RGB | rgb(85, 154, 64) |
| HSL | hsl(106, 41%, 43%) |
| OKLCH | oklch(62% 0.143 139) |
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 #559A40 | 3.45:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #559A40 | 6.08:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #559A40 text on white | 3.45:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #559A40 text on black | 6.08:1 | AA | Lc -39.8 | 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
#E3EDE0
oklch(93.5% 0.02 138.4)
-
Step 200
200
#CDE0C7
oklch(88.6% 0.039 138.2)
-
Step 300
300
#AACCA1
oklch(80.9% 0.07 139.2)
-
Step 400
400
#7CB16D
oklch(70.6% 0.111 138.9)
-
Step 500
500 (this color)
#559A40
oklch(62% 0.143 139)
-
Step 600
600
#3B8820
oklch(55.7% 0.157 139)
-
Step 700
700
#2D7311
oklch(49.2% 0.145 139)
-
Step 800
800
#275E13
oklch(42.8% 0.12 138.9)
-
Step 900
900
#254D18
oklch(37.8% 0.093 138.8)
-
Step 950
950
#162D0F
oklch(27% 0.059 138.9)
#559A40 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) | #9E8E37 | 0.095 |
| Deuteranopia (no green cones) | #958847 | 0.096 |
| Tritanopia (no blue cones) | #509586 | 0.097 |
| Achromatopsia (no color) | #8A8A8A | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #559A40
#559A40
oklch(62% 0.143 139)
- #AA67BC
#AA67BC
oklch(61.9% 0.143 318.9)
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 #559A40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.027
- Flat Green #699D4C ΔE 0.028
- Mid Green #50A747 ΔE 0.036
- Olive Drab #6B8E23 ΔE 0.038
- Light Forest Green #4F9153 ΔE 0.040
- Fern Green #548D44 ΔE 0.040
- Off Green #6BA353 ΔE 0.041
- Mossy Green #638B27 ΔE 0.042
Use #559A40 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.