#397F61
Closest named color: Dark Sage (#598556). oklch(54.2% 0.086 163.1), rgb(57, 127, 97).
Aa
White text reads best on this color (4.79:1).
About this color
#397F61 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.086 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.042 away. White text reads best on it, at 4.79:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.38:1 |
| White text | 4.79:1 |
Values
| HEX | #397F61 |
| RGB | rgb(57, 127, 97) |
| HSL | hsl(154, 38%, 36%) |
| OKLCH | oklch(54.2% 0.086 163.1) |
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 #397F61 | 4.79:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #397F61 | 4.38:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #397F61 text on white | 4.79:1 | AA | Lc 73.1 | Content text, not long reading |
| #397F61 text on black | 4.38:1 | AA large text | Lc -28.6 | 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
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CDDED5
oklch(88.5% 0.022 163)
-
Step 300
300
#ABC9BA
oklch(80.9% 0.038 163.8)
-
Step 400
400
#7DAD96
oklch(70.7% 0.061 163.6)
-
Step 500
500
#5A997C
oklch(63.2% 0.079 163.1)
-
Step 600
600 (this color)
#397F61
oklch(54.2% 0.086 163.1)
-
Step 700
700
#2F6F54
oklch(49.2% 0.08 163.3)
-
Step 800
800
#285A45
oklch(42.6% 0.065 163.8)
-
Step 900
900
#264A3A
oklch(37.7% 0.05 163.5)
-
Step 950
950
#172B22
oklch(26.9% 0.031 164)
#397F61 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) | #7D775F | 0.083 |
| Deuteranopia (no green cones) | #736F63 | 0.082 |
| Tritanopia (no blue cones) | #1F7F77 | 0.035 |
| Achromatopsia (no color) | #727272 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397F61
#397F61
oklch(54.2% 0.086 163.1)
- #925B7C
#925B7C
oklch(54.3% 0.085 343.5)
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 #397F61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.042
- Sea Green #2E8B57 ΔE 0.044
- Teal #008080 ΔE 0.049
- Bluegreen #017A79 ΔE 0.050
- Viridian #1E9167 ΔE 0.053
- Jungle Green #048243 ΔE 0.056
- Military Green #667C3E ΔE 0.059
- Dark Aquamarine #017371 ΔE 0.059
Use #397F61 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.