#109A3C
Closest named color: Irish Green (#019529). oklch(60% 0.172 147.4), rgb(16, 154, 60).
Aa
Black text reads best on this color (5.70:1).
About this color
#109A3C is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.172 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Irish Green (#019529), ΔE 0.021 away. Black text reads best on it, at 5.70:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Irish Green (#019529) |
| Black text | 5.70:1 |
| White text | 3.67:1 |
Values
| HEX | #109A3C |
| RGB | rgb(16, 154, 60) |
| HSL | hsl(139, 81%, 33%) |
| OKLCH | oklch(60% 0.172 147.4) |
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 #109A3C | 3.67:1 | AA large text | Lc -69.2 | Content text, not long reading |
| Black text on #109A3C | 5.70:1 | AA | Lc 40.3 | Non-text elements, placeholder text |
| #109A3C text on white | 3.67:1 | AA large text | Lc 63.7 | Content text, not long reading |
| #109A3C text on black | 5.70:1 | AA | Lc -37.9 | 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 500.
-
Step 50
50
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFE1
oklch(93.7% 0.024 147.3)
-
Step 200
200
#C6E2C8
oklch(88.5% 0.046 147.2)
-
Step 300
300
#9CD0A2
oklch(80.9% 0.084 147.8)
-
Step 400
400
#61B76E
oklch(70.7% 0.135 147.3)
-
Step 500
500 (this color)
#109A3C
oklch(60% 0.172 147.4)
-
Step 600
600
#008B33
oklch(55.5% 0.163 147.4)
-
Step 700
700
#00752A
oklch(49% 0.144 147.5)
-
Step 800
800
#006021
oklch(42.6% 0.125 147.5)
-
Step 900
900
#00501A
oklch(37.6% 0.11 147.5)
-
Step 950
950
#062F10
oklch(26.9% 0.071 147.6)
#109A3C 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) | #9C8B32 | 0.134 |
| Deuteranopia (no green cones) | #8E8144 | 0.134 |
| Tritanopia (no blue cones) | #009686 | 0.103 |
| Achromatopsia (no color) | #858585 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #109A3C
#109A3C
oklch(60% 0.172 147.4)
- #B454B4
#B454B4
oklch(60% 0.172 327.5)
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 #109A3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Irish Green #019529 ΔE 0.021
- Kelley Green #009337 ΔE 0.022
- Grass Green #3F9B0B ΔE 0.033
- True Green #089404 ΔE 0.035
- Grassy Green #419C03 ΔE 0.036
- Emerald Green #028F1E ΔE 0.038
- Forest Green #228B22 ΔE 0.044
- Kelly Green #02AB2E ΔE 0.055
Use #109A3C 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.