#309437
Closest named color: Kelley Green (#009337). oklch(58.8% 0.16 144.2), rgb(48, 148, 55).
Aa
Black text reads best on this color (5.41:1).
About this color
#309437 is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.160 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.017 away. Black text reads best on it, at 5.41:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #309437 |
| RGB | rgb(48, 148, 55) |
| HSL | hsl(124, 51%, 38%) |
| OKLCH | oklch(58.8% 0.16 144.2) |
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 #309437 | 3.87:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #309437 | 5.41:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #309437 text on white | 3.87:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #309437 text on black | 5.41:1 | AA | Lc -35.8 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#CAE1C9
oklch(88.6% 0.041 144.1)
-
Step 300
300
#A5CDA4
oklch(80.8% 0.071 144.3)
-
Step 400
400
#72B372
oklch(70.6% 0.114 144.2)
-
Step 500
500
#48A04C
oklch(63.2% 0.147 144.4)
-
Step 600
600 (this color)
#309437
oklch(58.8% 0.16 144.2)
-
Step 700
700
#13751F
oklch(49.1% 0.149 144.3)
-
Step 800
800
#155F1C
oklch(42.6% 0.123 144.3)
-
Step 900
900
#1A4E1D
oklch(37.6% 0.096 144.3)
-
Step 950
950
#112E12
oklch(27% 0.061 144.3)
#309437 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) | #97862D | 0.119 |
| Deuteranopia (no green cones) | #8B7E3F | 0.119 |
| Tritanopia (no blue cones) | #159080 | 0.099 |
| Achromatopsia (no color) | #818181 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #309437
#309437
oklch(58.8% 0.16 144.2)
- #AA56B1
#AA56B1
oklch(58.8% 0.16 324.4)
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 #309437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.017
- Irish Green #019529 ΔE 0.023
- Emerald Green #028F1E ΔE 0.032
- Forest Green #228B22 ΔE 0.032
- True Green #089404 ΔE 0.037
- Grass Green #3F9B0B ΔE 0.038
- Sap Green #5C8B15 ΔE 0.040
- Fern Green #548D44 ΔE 0.041
Use #309437 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.