#197E4E
Closest named color: Jungle Green (#048243). oklch(52.6% 0.117 156.8), rgb(25, 126, 78).
Aa
White text reads best on this color (5.07:1).
About this color
#197E4E is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.117 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.023 away. White text reads best on it, at 5.07:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.13:1 |
| White text | 5.07:1 |
Values
| HEX | #197E4E |
| RGB | rgb(25, 126, 78) |
| HSL | hsl(151, 67%, 30%) |
| OKLCH | oklch(52.6% 0.117 156.8) |
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 #197E4E | 5.07:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #197E4E | 4.13:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #197E4E text on white | 5.07:1 | AA | Lc 74.6 | Content text, not long reading |
| #197E4E 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD1
oklch(88.4% 0.029 156.6)
-
Step 300
300
#A6CBB3
oklch(80.8% 0.052 156.6)
-
Step 400
400
#73B18B
oklch(70.7% 0.085 156.5)
-
Step 500
500
#4A9D6F
oklch(63.1% 0.108 157)
-
Step 600
600 (this color)
#197E4E
oklch(52.6% 0.117 156.8)
-
Step 700
700
#177347
oklch(49.3% 0.109 156.8)
-
Step 800
800
#175D3A
oklch(42.6% 0.09 156.8)
-
Step 900
900
#1C4D32
oklch(37.8% 0.071 156.4)
-
Step 950
950
#122D1D
oklch(27% 0.045 155.8)
#197E4E 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) | #7D734B | 0.106 |
| Deuteranopia (no green cones) | #716B51 | 0.103 |
| Tritanopia (no blue cones) | #007D72 | 0.055 |
| Achromatopsia (no color) | #6E6E6E | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197E4E
#197E4E
oklch(52.6% 0.117 156.8)
- #944E83
#944E83
oklch(52.6% 0.116 337)
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 #197E4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.023
- Sea Green #2E8B57 ΔE 0.043
- Tree Green #2A7E19 ΔE 0.054
- Viridian #1E9167 ΔE 0.060
- Dark Sage #598556 ΔE 0.061
- Dark Grass Green #388004 ΔE 0.064
- Dark Olive Green #556B2F ΔE 0.067
- Military Green #667C3E ΔE 0.068
Use #197E4E 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.