#579D18
Closest named color: Grassy Green (#419C03). oklch(62.6% 0.172 134.5), rgb(87, 157, 24).
Aa
Black text reads best on this color (6.24:1).
About this color
#579D18 is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.172 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.022 away. Black text reads best on it, at 6.24:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #579D18 |
| RGB | rgb(87, 157, 24) |
| HSL | hsl(92, 73%, 35%) |
| OKLCH | oklch(62.6% 0.172 134.5) |
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 #579D18 | 3.36:1 | AA large text | Lc -66.3 | Content text, not long reading |
| Black text on #579D18 | 6.24:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #579D18 text on white | 3.36:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #579D18 text on black | 6.24:1 | AA | Lc -40.9 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDE
oklch(93.6% 0.024 135.7)
-
Step 200
200
#CCE1C2
oklch(88.6% 0.047 135.5)
-
Step 300
300
#AACD96
oklch(80.9% 0.084 134.4)
-
Step 400
400
#7CB359
oklch(70.8% 0.135 134.5)
-
Step 500
500 (this color)
#579D18
oklch(62.6% 0.172 134.5)
-
Step 600
600
#468600
oklch(55.5% 0.161 134.6)
-
Step 700
700
#3A7100
oklch(49.1% 0.142 134.6)
-
Step 800
800
#2F5D00
oklch(42.8% 0.124 134.5)
-
Step 900
900
#264D00
oklch(37.6% 0.109 134.4)
-
Step 950
950
#162E04
oklch(27.1% 0.072 134.7)
#579D18 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) | #A39000 | 0.101 |
| Deuteranopia (no green cones) | #9A8A29 | 0.102 |
| Tritanopia (no blue cones) | #569785 | 0.125 |
| Achromatopsia (no color) | #8C8C8C | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #579D18
#579D18
oklch(62.6% 0.172 134.5)
- #AD62CE
#AD62CE
oklch(62.5% 0.172 314.5)
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 #579D18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.022
- Grass Green #3F9B0B ΔE 0.024
- Leaf Green #5CA904 ΔE 0.037
- Mid Green #50A747 ΔE 0.037
- Grass #5CAC2D ΔE 0.043
- Dark Yellow Green #728F02 ΔE 0.045
- Medium Green #39AD48 ΔE 0.048
- Muted Green #5FA052 ΔE 0.049
Use #579D18 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.