#397B52
Closest named color: Jungle Green (#048243). oklch(52.8% 0.094 154.3), rgb(57, 123, 82).
Aa
White text reads best on this color (5.08:1).
About this color
#397B52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.094 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.043 away. White text reads best on it, at 5.08:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.12:1 |
| White text | 5.08:1 |
Values
| HEX | #397B52 |
| RGB | rgb(57, 123, 82) |
| HSL | hsl(143, 37%, 35%) |
| OKLCH | oklch(52.8% 0.094 154.3) |
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 #397B52 | 5.08:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #397B52 | 4.12:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #397B52 text on white | 5.08:1 | AA | Lc 74.9 | Content text, not long reading |
| #397B52 text on black | 4.12:1 | AA large text | Lc -26.8 | 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
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED2
oklch(88.5% 0.024 153.4)
-
Step 300
300
#ACC9B4
oklch(80.8% 0.043 153.9)
-
Step 400
400
#7FAD8E
oklch(70.6% 0.067 154.9)
-
Step 500
500
#5D9972
oklch(63.1% 0.086 154.6)
-
Step 600
600 (this color)
#397B52
oklch(52.8% 0.094 154.3)
-
Step 700
700
#336F4A
oklch(49.1% 0.087 154.5)
-
Step 800
800
#2B5B3D
oklch(42.8% 0.073 154.4)
-
Step 900
900
#284A34
oklch(37.6% 0.055 154.4)
-
Step 950
950
#182C1E
oklch(27.1% 0.037 152.9)
#397B52 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) | #7B724F | 0.084 |
| Deuteranopia (no green cones) | #716C55 | 0.081 |
| Tritanopia (no blue cones) | #287A70 | 0.046 |
| Achromatopsia (no color) | #6E6E6E | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397B52
#397B52
oklch(52.8% 0.094 154.3)
- #8C5681
#8C5681
oklch(52.9% 0.093 334.6)
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 #397B52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.043
- Sea Green #2E8B57 ΔE 0.047
- Dark Sage #598556 ΔE 0.048
- Military Green #667C3E ΔE 0.053
- Muddy Green #657432 ΔE 0.055
- Dark Olive Green #556B2F ΔE 0.055
- Dark Moss Green #606C38 ΔE 0.057
- Bluegreen #017A79 ΔE 0.062
Use #397B52 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.