#397F5D
Closest named color: Dark Sage (#598556). oklch(54.1% 0.089 160.1), rgb(57, 127, 93).
Aa
White text reads best on this color (4.80:1).
About this color
#397F5D is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.089 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.040 away. White text reads best on it, at 4.80:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.36:1 |
| White text | 4.80:1 |
Values
| HEX | #397F5D |
| RGB | rgb(57, 127, 93) |
| HSL | hsl(151, 38%, 36%) |
| OKLCH | oklch(54.1% 0.089 160.1) |
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 #397F5D | 4.80:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #397F5D | 4.36:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #397F5D text on white | 4.80:1 | AA | Lc 73.2 | Content text, not long reading |
| #397F5D text on black | 4.36:1 | AA large text | Lc -28.5 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CDDED4
oklch(88.5% 0.023 160.2)
-
Step 300
300
#ABC9B8
oklch(80.9% 0.04 160.6)
-
Step 400
400
#7DAD93
oklch(70.6% 0.064 160.5)
-
Step 500
500
#5A9978
oklch(63.1% 0.083 159.9)
-
Step 600
600 (this color)
#397F5D
oklch(54.1% 0.089 160.1)
-
Step 700
700
#2F6F50
oklch(49.1% 0.083 159.9)
-
Step 800
800
#285B42
oklch(42.8% 0.07 160)
-
Step 900
900
#264A38
oklch(37.6% 0.052 160.6)
-
Step 950
950
#172C21
oklch(27.1% 0.034 160.1)
#397F5D 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) | #7E765B | 0.086 |
| Deuteranopia (no green cones) | #736F5F | 0.082 |
| Tritanopia (no blue cones) | #217F76 | 0.039 |
| Achromatopsia (no color) | #727272 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397F5D
#397F5D
oklch(54.1% 0.089 160.1)
- #925A7F
#925A7F
oklch(54.2% 0.089 340.6)
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 #397F5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.040
- Sea Green #2E8B57 ΔE 0.041
- Jungle Green #048243 ΔE 0.051
- Viridian #1E9167 ΔE 0.052
- Teal #008080 ΔE 0.054
- Bluegreen #017A79 ΔE 0.055
- Military Green #667C3E ΔE 0.055
- Muddy Green #657432 ΔE 0.063
Use #397F5D 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.