#559145
Closest named color: Fern Green (#548D44). oklch(59.7% 0.125 139.4), rgb(85, 145, 69).
Aa
Black text reads best on this color (5.52:1).
About this color
#559145 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.125 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.012 away. Black text reads best on it, at 5.52:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.52:1 |
| White text | 3.80:1 |
Values
| HEX | #559145 |
| RGB | rgb(85, 145, 69) |
| HSL | hsl(107, 36%, 42%) |
| OKLCH | oklch(59.7% 0.125 139.4) |
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 #559145 | 3.80:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #559145 | 5.52:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #559145 text on white | 3.80:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #559145 text on black | 5.52:1 | AA | Lc -36.3 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CEDFCA
oklch(88.5% 0.034 139.7)
-
Step 300
300
#ADCBA5
oklch(81% 0.062 139.1)
-
Step 400
400
#80B074
oklch(70.8% 0.099 139.5)
-
Step 500
500 (this color)
#559145
oklch(59.7% 0.125 139.4)
-
Step 600
600
#448631
oklch(55.7% 0.137 139.3)
-
Step 700
700
#357124
oklch(49.1% 0.127 139.5)
-
Step 800
800
#2D5C1F
oklch(42.7% 0.105 139.2)
-
Step 900
900
#294C1F
oklch(37.8% 0.082 139.1)
-
Step 950
950
#182C13
oklch(26.8% 0.051 139.5)
#559145 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) | #95863E | 0.086 |
| Deuteranopia (no green cones) | #8C814A | 0.085 |
| Tritanopia (no blue cones) | #518D80 | 0.085 |
| Achromatopsia (no color) | #838383 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #559145
#559145
oklch(59.7% 0.125 139.4)
- #9F65AE
#9F65AE
oklch(59.7% 0.125 319.2)
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 #559145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.012
- Light Forest Green #4F9153 ΔE 0.016
- Moss Green #658B38 ΔE 0.022
- Mossy Green #638B27 ΔE 0.028
- Olive Drab #6B8E23 ΔE 0.032
- Sap Green #5C8B15 ΔE 0.036
- Khaki Green #728639 ΔE 0.042
- Swamp #698339 ΔE 0.042
Use #559145 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.