#307B34
Closest named color: Jungle Green (#048243). oklch(51.9% 0.129 144.3), rgb(48, 123, 52).
Aa
White text reads best on this color (5.23:1).
About this color
#307B34 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.129 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.025 away. White text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.00:1 |
| White text | 5.23:1 |
Values
| HEX | #307B34 |
| RGB | rgb(48, 123, 52) |
| HSL | hsl(123, 44%, 34%) |
| OKLCH | oklch(51.9% 0.129 144.3) |
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 #307B34 | 5.23:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #307B34 | 4.00:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #307B34 text on white | 5.23:1 | AA | Lc 75.7 | Fine for body text |
| #307B34 text on black | 4.00:1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CCE0CB
oklch(88.6% 0.036 144)
-
Step 300
300
#A9CCA8
oklch(81% 0.062 144.3)
-
Step 400
400
#79B179
oklch(70.7% 0.1 144.4)
-
Step 500
500
#549D56
oklch(63.1% 0.127 144.4)
-
Step 600
600
#35873A
oklch(55.5% 0.138 144.5)
-
Step 700
700 (this color)
#307B34
oklch(51.9% 0.129 144.3)
-
Step 800
800
#225D25
oklch(42.6% 0.107 144.3)
-
Step 900
900
#224D23
oklch(37.8% 0.084 144.1)
-
Step 950
950
#152D15
oklch(27% 0.053 143.9)
#307B34 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) | #7D702D | 0.096 |
| Deuteranopia (no green cones) | #746A39 | 0.095 |
| Tritanopia (no blue cones) | #22786B | 0.080 |
| Achromatopsia (no color) | #6C6C6C | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307B34
#307B34
oklch(51.9% 0.129 144.3)
- #8C4B92
#8C4B92
oklch(51.8% 0.13 324.1)
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 #307B34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.025
- Tree Green #2A7E19 ΔE 0.028
- Dark Grass Green #388004 ΔE 0.038
- Green #008000 ΔE 0.048
- Sea Green #2E8B57 ΔE 0.056
- Forest Green #228B22 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.057
- Muddy Green #657432 ΔE 0.060
Use #307B34 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.