#3B791B
Closest named color: Tree Green (#2A7E19). oklch(51.5% 0.141 137.3), rgb(59, 121, 27).
Aa
White text reads best on this color (5.33:1).
About this color
#3B791B is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.141 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.019 away. White text reads best on it, at 5.33:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #3B791B |
| RGB | rgb(59, 121, 27) |
| HSL | hsl(100, 64%, 29%) |
| OKLCH | oklch(51.5% 0.141 137.3) |
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 #3B791B | 5.33:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #3B791B | 3.93:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #3B791B text on white | 5.33:1 | AA | Lc 76.3 | Fine for body text |
| #3B791B text on black | 3.93:1 | AA large text | Lc -25.5 | 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
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CEDFC7
oklch(88.4% 0.037 136.5)
-
Step 300
300
#ACCBA0
oklch(80.8% 0.068 137)
-
Step 400
400
#7FB16C
oklch(70.8% 0.11 137.4)
-
Step 500
500
#5E9C43
oklch(63% 0.138 137.2)
-
Step 600
600
#438620
oklch(55.5% 0.15 137.2)
-
Step 700
700 (this color)
#3B791B
oklch(51.5% 0.141 137.3)
-
Step 800
800
#2C5D13
oklch(42.8% 0.116 137.3)
-
Step 900
900
#284C18
oklch(37.6% 0.09 137.3)
-
Step 950
950
#182D0F
oklch(27.1% 0.058 137.2)
#3B791B 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) | #7D6E07 | 0.088 |
| Deuteranopia (no green cones) | #756925 | 0.089 |
| Tritanopia (no blue cones) | #377467 | 0.099 |
| Achromatopsia (no color) | #6B6B6B | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B791B
#3B791B
oklch(51.5% 0.141 137.3)
- #87499C
#87499C
oklch(51.4% 0.141 317)
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 #3B791B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.019
- Dark Grass Green #388004 ΔE 0.026
- Green #008000 ΔE 0.039
- Jungle Green #048243 ΔE 0.041
- Olive Green #677A04 ΔE 0.052
- Forest Green #228B22 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.059
- Murky Green #6C7A0E ΔE 0.059
Use #3B791B 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.