#307A23
Closest named color: Tree Green (#2A7E19). oklch(51.4% 0.142 140.9), rgb(48, 122, 35).
Aa
White text reads best on this color (5.33:1).
About this color
#307A23 is a medium-dark, vivid green. In OKLCH its lightness is 51%, its chroma 0.142 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.016 away. White text reads best on it, at 5.33:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #307A23 |
| RGB | rgb(48, 122, 35) |
| HSL | hsl(111, 55%, 31%) |
| OKLCH | oklch(51.4% 0.142 140.9) |
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 #307A23 | 5.33:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #307A23 | 3.93:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #307A23 text on white | 5.33:1 | AA | Lc 76.2 | Fine for body text |
| #307A23 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C8
oklch(88.5% 0.039 140.5)
-
Step 300
300
#A9CCA3
oklch(80.9% 0.068 141)
-
Step 400
400
#7AB270
oklch(70.8% 0.11 140.7)
-
Step 500
500
#559E49
oklch(63.2% 0.141 140.9)
-
Step 600
600
#378829
oklch(55.6% 0.153 140.9)
-
Step 700
700 (this color)
#307A23
oklch(51.4% 0.142 140.9)
-
Step 800
800
#235E19
oklch(42.7% 0.118 141)
-
Step 900
900
#234D1B
oklch(37.7% 0.092 140.6)
-
Step 950
950
#152D11
oklch(26.9% 0.058 140.9)
#307A23 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) | #7D6F16 | 0.097 |
| Deuteranopia (no green cones) | #74692B | 0.097 |
| Tritanopia (no blue cones) | #267668 | 0.093 |
| Achromatopsia (no color) | #6B6B6B | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307A23
#307A23
oklch(51.4% 0.142 140.9)
- #8B4798
#8B4798
oklch(51.4% 0.142 321)
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 #307A23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.016
- Dark Grass Green #388004 ΔE 0.027
- Jungle Green #048243 ΔE 0.034
- Green #008000 ΔE 0.036
- Forest Green #228B22 ΔE 0.052
- Olive Green #677A04 ΔE 0.059
- Dark Olive Green #556B2F ΔE 0.063
- Emerald Green #028F1E ΔE 0.065
Use #307A23 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.