#307B42
Closest named color: Jungle Green (#048243). oklch(52.1% 0.115 148.8), rgb(48, 123, 66).
Aa
White text reads best on this color (5.20:1).
About this color
#307B42 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.115 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.026 away. White text reads best on it, at 5.20:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.03:1 |
| White text | 5.20:1 |
Values
| HEX | #307B42 |
| RGB | rgb(48, 123, 66) |
| HSL | hsl(134, 44%, 34%) |
| OKLCH | oklch(52.1% 0.115 148.8) |
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 #307B42 | 5.20:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #307B42 | 4.03:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #307B42 text on white | 5.20:1 | AA | Lc 75.5 | Fine for body text |
| #307B42 text on black | 4.03:1 | AA large text | Lc -26.2 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CCDFCE
oklch(88.5% 0.031 148.4)
-
Step 300
300
#A9CBAD
oklch(80.9% 0.055 148.3)
-
Step 400
400
#79B082
oklch(70.6% 0.088 148.8)
-
Step 500
500
#539C62
oklch(63% 0.114 148.9)
-
Step 600
600
#348748
oklch(55.7% 0.125 148.7)
-
Step 700
700 (this color)
#307B42
oklch(52.1% 0.115 148.8)
-
Step 800
800
#225D30
oklch(42.7% 0.095 148.6)
-
Step 900
900
#214C2B
oklch(37.6% 0.074 149.3)
-
Step 950
950
#152D19
oklch(27.1% 0.048 148)
#307B42 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) | #7C713E | 0.094 |
| Deuteranopia (no green cones) | #726A46 | 0.092 |
| Tritanopia (no blue cones) | #1D796D | 0.065 |
| Achromatopsia (no color) | #6D6D6D | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307B42
#307B42
oklch(52.1% 0.115 148.8)
- #8D4F8A
#8D4F8A
oklch(52.2% 0.115 328.8)
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 #307B42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.026
- Tree Green #2A7E19 ΔE 0.045
- Sea Green #2E8B57 ΔE 0.049
- Dark Grass Green #388004 ΔE 0.053
- Dark Olive Green #556B2F ΔE 0.054
- Muddy Green #657432 ΔE 0.057
- Military Green #667C3E ΔE 0.058
- Dark Sage #598556 ΔE 0.060
Use #307B42 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.