#4E781B
Closest named color: Olive Green (#677A04). oklch(52.3% 0.129 131.2), rgb(78, 120, 27).
Aa
White text reads best on this color (5.21:1).
About this color
#4E781B is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.129 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.033 away. White text reads best on it, at 5.21:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #4E781B |
| RGB | rgb(78, 120, 27) |
| HSL | hsl(87, 63%, 29%) |
| OKLCH | oklch(52.3% 0.129 131.2) |
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 #4E781B | 5.21:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #4E781B | 4.02:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #4E781B text on white | 5.21:1 | AA | Lc 75.7 | Fine for body text |
| #4E781B text on black | 4.02:1 | AA large text | Lc -26.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E6EDE0
oklch(93.7% 0.019 130.2)
-
Step 200
200
#D1DEC7
oklch(88.4% 0.034 131.4)
-
Step 300
300
#B2C9A0
oklch(80.8% 0.061 131.6)
-
Step 400
400
#8AAE6B
oklch(70.8% 0.1 131.5)
-
Step 500
500
#6D9941
oklch(63.1% 0.128 131.4)
-
Step 600
600
#55831C
oklch(55.6% 0.139 131.2)
-
Step 700
700 (this color)
#4E781B
oklch(52.3% 0.129 131.2)
-
Step 800
800
#395A10
oklch(42.6% 0.107 131.2)
-
Step 900
900
#314A16
oklch(37.6% 0.083 131.2)
-
Step 950
950
#1D2C0E
oklch(27.1% 0.054 131.3)
#4E781B 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) | #7E6F07 | 0.069 |
| Deuteranopia (no green cones) | #786B24 | 0.071 |
| Tritanopia (no blue cones) | #507366 | 0.098 |
| Achromatopsia (no color) | #6C6C6C | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E781B
#4E781B
oklch(52.3% 0.129 131.2)
- #82519F
#82519F
oklch(52.3% 0.129 311.7)
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 #4E781B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.033
- Dark Grass Green #388004 ΔE 0.036
- Tree Green #2A7E19 ΔE 0.036
- Murky Green #6C7A0E ΔE 0.040
- Muddy Green #657432 ΔE 0.043
- Dark Olive Green #556B2F ΔE 0.049
- Military Green #667C3E ΔE 0.050
- Jungle Green #048243 ΔE 0.051
Use #4E781B 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.