#397B3A
Closest named color: Jungle Green (#048243). oklch(52.3% 0.119 143.9), rgb(57, 123, 58).
Aa
White text reads best on this color (5.16:1).
About this color
#397B3A is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.119 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.028 away. White text reads best on it, at 5.16:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #397B3A |
| RGB | rgb(57, 123, 58) |
| HSL | hsl(121, 37%, 35%) |
| OKLCH | oklch(52.3% 0.119 143.9) |
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 #397B3A | 5.16:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #397B3A | 4.06:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #397B3A text on white | 5.16:1 | AA | Lc 75.3 | Fine for body text |
| #397B3A text on black | 4.06:1 | AA large text | Lc -26.4 | 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 700.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CDDFCC
oklch(88.5% 0.032 143.8)
-
Step 300
300
#ABCBAA
oklch(81% 0.057 144.2)
-
Step 400
400
#7DB07C
oklch(70.7% 0.092 144.1)
-
Step 500
500
#5A9C5A
oklch(63.2% 0.118 144)
-
Step 600
600
#3E863F
oklch(55.6% 0.128 143.9)
-
Step 700
700 (this color)
#397B3A
oklch(52.3% 0.119 143.9)
-
Step 800
800
#285C29
oklch(42.6% 0.098 144)
-
Step 900
900
#264C26
oklch(37.8% 0.076 143.9)
-
Step 950
950
#172D17
oklch(27.2% 0.049 144.1)
#397B3A 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) | #7D7134 | 0.088 |
| Deuteranopia (no green cones) | #746B3F | 0.088 |
| Tritanopia (no blue cones) | #2F786C | 0.074 |
| Achromatopsia (no color) | #6D6D6D | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397B3A
#397B3A
oklch(52.3% 0.119 143.9)
- #8B5090
#8B5090
oklch(52.4% 0.118 324.2)
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 #397B3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.028
- Tree Green #2A7E19 ΔE 0.038
- Dark Grass Green #388004 ΔE 0.045
- Sea Green #2E8B57 ΔE 0.051
- Muddy Green #657432 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.051
- Military Green #667C3E ΔE 0.053
- Olive Green #677A04 ΔE 0.056
Use #397B3A 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.