#4B9643
Closest named color: Fern Green (#548D44). oklch(60.5% 0.14 141.8), rgb(75, 150, 67).
Aa
Black text reads best on this color (5.74:1).
About this color
#4B9643 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.140 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.028 away. Black text reads best on it, at 5.74:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.74:1 |
| White text | 3.65:1 |
Values
| HEX | #4B9643 |
| RGB | rgb(75, 150, 67) |
| HSL | hsl(114, 38%, 43%) |
| OKLCH | oklch(60.5% 0.14 141.8) |
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 #4B9643 | 3.65:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #4B9643 | 5.74:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #4B9643 text on white | 3.65:1 | AA large text | Lc 63.9 | Content text, not long reading |
| #4B9643 text on black | 5.74:1 | AA | Lc -37.8 | 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
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C9
oklch(88.5% 0.038 141.6)
-
Step 300
300
#A8CCA3
oklch(80.8% 0.069 141.7)
-
Step 400
400
#78B271
oklch(70.7% 0.11 141.8)
-
Step 500
500 (this color)
#4B9643
oklch(60.5% 0.14 141.8)
-
Step 600
600
#34882C
oklch(55.5% 0.152 141.9)
-
Step 700
700
#26731E
oklch(49% 0.141 141.8)
-
Step 800
800
#215E1B
oklch(42.7% 0.117 141.8)
-
Step 900
900
#214D1D
oklch(37.6% 0.091 142)
-
Step 950
950
#142D12
oklch(26.9% 0.057 142.3)
#4B9643 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) | #998A3B | 0.099 |
| Deuteranopia (no green cones) | #8F8349 | 0.099 |
| Tritanopia (no blue cones) | #429283 | 0.090 |
| Achromatopsia (no color) | #868686 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B9643
#4B9643
oklch(60.5% 0.14 141.8)
- #A862B3
#A862B3
oklch(60.5% 0.141 322)
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 #4B9643, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.028
- Light Forest Green #4F9153 ΔE 0.028
- Mossy Green #638B27 ΔE 0.036
- Moss Green #658B38 ΔE 0.037
- Olive Drab #6B8E23 ΔE 0.038
- Sap Green #5C8B15 ΔE 0.039
- Muted Green #5FA052 ΔE 0.039
- Flat Green #699D4C ΔE 0.041
Use #4B9643 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.