#189F38
Closest named color: Grass Green (#3F9B0B). oklch(61.4% 0.179 146), rgb(24, 159, 56).
Aa
Black text reads best on this color (6.05:1).
About this color
#189F38 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.179 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.026 away. Black text reads best on it, at 6.05:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 6.05:1 |
| White text | 3.46:1 |
Values
| HEX | #189F38 |
| RGB | rgb(24, 159, 56) |
| HSL | hsl(134, 74%, 36%) |
| OKLCH | oklch(61.4% 0.179 146) |
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 #189F38 | 3.46:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #189F38 | 6.05:1 | AA | Lc 42.4 | Non-text elements, placeholder text |
| #189F38 text on white | 3.46:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #189F38 text on black | 6.05:1 | AA | Lc -40.1 | 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
#E0EFE0
oklch(93.7% 0.026 145.4)
-
Step 200
200
#C5E2C6
oklch(88.4% 0.049 146.1)
-
Step 300
300
#9CD09F
oklch(80.8% 0.087 146.2)
-
Step 400
400
#60B769
oklch(70.6% 0.14 146.1)
-
Step 500
500 (this color)
#189F38
oklch(61.4% 0.179 146)
-
Step 600
600
#008C2B
oklch(55.7% 0.17 146)
-
Step 700
700
#007623
oklch(49.2% 0.15 146)
-
Step 800
800
#00601B
oklch(42.6% 0.13 146.1)
-
Step 900
900
#005115
oklch(37.8% 0.116 146)
-
Step 950
950
#062F0D
oklch(26.8% 0.074 145.9)
#189F38 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) | #A1902C | 0.136 |
| Deuteranopia (no green cones) | #938641 | 0.135 |
| Tritanopia (no blue cones) | #009B89 | 0.108 |
| Achromatopsia (no color) | #8A8A8A | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #189F38
#189F38
oklch(61.4% 0.179 146)
- #B956BD
#B956BD
oklch(61.4% 0.18 326)
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 #189F38, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.026
- Grassy Green #419C03 ΔE 0.028
- Irish Green #019529 ΔE 0.032
- Kelley Green #009337 ΔE 0.038
- Kelly Green #02AB2E ΔE 0.038
- True Green #089404 ΔE 0.041
- Mid Green #50A747 ΔE 0.046
- Medium Green #39AD48 ΔE 0.047
Use #189F38 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.