#397C5D
Closest named color: Dark Sage (#598556). oklch(53.3% 0.085 161.4), rgb(57, 124, 93).
Aa
White text reads best on this color (4.98:1).
About this color
#397C5D is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.085 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.047 away. White text reads best on it, at 4.98:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #397C5D |
| RGB | rgb(57, 124, 93) |
| HSL | hsl(152, 37%, 35%) |
| OKLCH | oklch(53.3% 0.085 161.4) |
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 #397C5D | 4.98:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #397C5D | 4.21:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #397C5D text on white | 4.98:1 | AA | Lc 74.3 | Content text, not long reading |
| #397C5D text on black | 4.21:1 | AA large text | Lc -27.4 | 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 600.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CEDED5
oklch(88.6% 0.021 161.4)
-
Step 300
300
#ACC9B9
oklch(81% 0.038 161.3)
-
Step 400
400
#7FAD95
oklch(70.8% 0.061 161.6)
-
Step 500
500
#5C987A
oklch(63% 0.078 161.3)
-
Step 600
600 (this color)
#397C5D
oklch(53.3% 0.085 161.4)
-
Step 700
700
#316F52
oklch(49.2% 0.08 161)
-
Step 800
800
#2A5A43
oklch(42.7% 0.066 161)
-
Step 900
900
#274A39
oklch(37.7% 0.051 161.5)
-
Step 950
950
#172B21
oklch(26.8% 0.032 161.4)
#397C5D 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) | #7A745B | 0.081 |
| Deuteranopia (no green cones) | #706D5F | 0.078 |
| Tritanopia (no blue cones) | #227C73 | 0.035 |
| Achromatopsia (no color) | #707070 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397C5D
#397C5D
oklch(53.3% 0.085 161.4)
- #8E597B
#8E597B
oklch(53.4% 0.084 341.4)
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 #397C5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.047
- Bluegreen #017A79 ΔE 0.050
- Sea Green #2E8B57 ΔE 0.050
- Teal #008080 ΔE 0.052
- Jungle Green #048243 ΔE 0.055
- Dark Aquamarine #017371 ΔE 0.055
- Military Green #667C3E ΔE 0.059
- Deep Turquoise #017374 ΔE 0.059
Use #397C5D 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.