#197F39
Closest named color: Jungle Green (#048243). oklch(52.5% 0.139 148.7), rgb(25, 127, 57).
Aa
White text reads best on this color (5.07:1).
About this color
#197F39 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.139 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.012 away. White text reads best on it, at 5.07:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.13:1 |
| White text | 5.07:1 |
Values
| HEX | #197F39 |
| RGB | rgb(25, 127, 57) |
| HSL | hsl(139, 67%, 30%) |
| OKLCH | oklch(52.5% 0.139 148.7) |
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 #197F39 | 5.07:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #197F39 | 4.13:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #197F39 text on white | 5.07:1 | AA | Lc 74.6 | Content text, not long reading |
| #197F39 text on black | 4.13:1 | AA large text | Lc -27.1 | 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 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CAE0CD
oklch(88.5% 0.035 149.3)
-
Step 300
300
#A6CCAB
oklch(80.9% 0.061 148.6)
-
Step 400
400
#73B27E
oklch(70.7% 0.1 148.9)
-
Step 500
500
#4B9E5D
oklch(63.1% 0.126 148.8)
-
Step 600
600 (this color)
#197F39
oklch(52.5% 0.139 148.7)
-
Step 700
700
#177434
oklch(49.2% 0.129 148.7)
-
Step 800
800
#185E2B
oklch(42.6% 0.107 148.5)
-
Step 900
900
#1C4D27
oklch(37.6% 0.083 148.4)
-
Step 950
950
#122D17
oklch(26.9% 0.052 148.1)
#197F39 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) | #807333 | 0.111 |
| Deuteranopia (no green cones) | #756B3E | 0.111 |
| Tritanopia (no blue cones) | #007C6F | 0.080 |
| Achromatopsia (no color) | #6E6E6E | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197F39
#197F39
oklch(52.5% 0.139 148.7)
- #944891
#944891
oklch(52.4% 0.139 328.8)
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 #197F39, closest first.
No curated palette has a color within ΔE 0.04 of #197F39.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.012
- Tree Green #2A7E19 ΔE 0.027
- Dark Grass Green #388004 ΔE 0.038
- Green #008000 ΔE 0.042
- Forest Green #228B22 ΔE 0.048
- Sea Green #2E8B57 ΔE 0.050
- Emerald Green #028F1E ΔE 0.060
- Kelley Green #009337 ΔE 0.062
Use #197F39 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.