#4C731B
Closest named color: Dark Olive Green (#556B2F). oklch(50.8% 0.123 130.8), rgb(76, 115, 27).
Aa
White text reads best on this color (5.56:1).
About this color
#4C731B is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.123 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.037 away. White text reads best on it, at 5.56:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #4C731B |
| RGB | rgb(76, 115, 27) |
| HSL | hsl(87, 62%, 28%) |
| OKLCH | oklch(50.8% 0.123 130.8) |
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 #4C731B | 5.56:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #4C731B | 3.77:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #4C731B text on white | 5.56:1 | AA | Lc 77.6 | Fine for body text |
| #4C731B text on black | 3.77:1 | AA large text | Lc -24.1 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D2DEC7
oklch(88.5% 0.034 129.7)
-
Step 300
300
#B3C9A1
oklch(80.9% 0.06 131.2)
-
Step 400
400
#8CAD6D
oklch(70.7% 0.096 130.7)
-
Step 500
500
#6F9845
oklch(63.1% 0.121 131)
-
Step 600
600
#578223
oklch(55.5% 0.132 130.9)
-
Step 700
700 (this color)
#4C731B
oklch(50.8% 0.123 130.8)
-
Step 800
800
#3B5A15
oklch(42.8% 0.102 130.8)
-
Step 900
900
#324A19
oklch(37.7% 0.08 131.2)
-
Step 950
950
#1E2B10
oklch(26.9% 0.049 130.3)
#4C731B 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) | #786A0A | 0.065 |
| Deuteranopia (no green cones) | #736723 | 0.067 |
| Tritanopia (no blue cones) | #4E6E62 | 0.094 |
| Achromatopsia (no color) | #686868 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C731B
#4C731B
oklch(50.8% 0.123 130.8)
- #7C4E99
#7C4E99
oklch(50.8% 0.124 311)
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 #4C731B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.037
- Mud Green #606602 ΔE 0.042
- Tree Green #2A7E19 ΔE 0.043
- Muddy Green #657432 ΔE 0.043
- Olive Green #677A04 ΔE 0.044
- Camo Green #526525 ΔE 0.046
- Dark Grass Green #388004 ΔE 0.047
- Browny Green #6F6C0A ΔE 0.050
Use #4C731B 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.