#307C18
Closest named color: Tree Green (#2A7E19). oklch(51.9% 0.151 139.6), rgb(48, 124, 24).
Aa
White text reads best on this color (5.22:1).
About this color
#307C18 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.151 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.007 away. White text reads best on it, at 5.22:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.02:1 |
| White text | 5.22:1 |
Values
| HEX | #307C18 |
| RGB | rgb(48, 124, 24) |
| HSL | hsl(106, 68%, 29%) |
| OKLCH | oklch(51.9% 0.151 139.6) |
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 #307C18 | 5.22:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #307C18 | 4.02:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #307C18 text on white | 5.22:1 | AA | Lc 75.5 | Fine for body text |
| #307C18 text on black | 4.02:1 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EEE0
oklch(93.7% 0.022 139)
-
Step 200
200
#CCE0C7
oklch(88.5% 0.04 139.4)
-
Step 300
300
#A8CDA0
oklch(81% 0.074 140.1)
-
Step 400
400
#79B26B
oklch(70.6% 0.116 139.6)
-
Step 500
500
#549E40
oklch(63% 0.149 139.5)
-
Step 600
600
#35891B
oklch(55.7% 0.163 139.7)
-
Step 700
700 (this color)
#307C18
oklch(51.9% 0.151 139.6)
-
Step 800
800
#225E0F
oklch(42.6% 0.125 139.6)
-
Step 900
900
#224D16
oklch(37.6% 0.097 139.5)
-
Step 950
950
#152D0E
oklch(26.9% 0.061 139.1)
#307C18 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) | #807000 | 0.101 |
| Deuteranopia (no green cones) | #766A23 | 0.100 |
| Tritanopia (no blue cones) | #277869 | 0.102 |
| Achromatopsia (no color) | #6C6C6C | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307C18
#307C18
oklch(51.9% 0.151 139.6)
- #8D469E
#8D469E
oklch(51.9% 0.151 319.6)
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 #307C18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.007
- Dark Grass Green #388004 ΔE 0.017
- Green #008000 ΔE 0.027
- Jungle Green #048243 ΔE 0.038
- Forest Green #228B22 ΔE 0.044
- Emerald Green #028F1E ΔE 0.056
- Olive Green #677A04 ΔE 0.059
- Kelley Green #009337 ΔE 0.066
Use #307C18 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.