#397368
Closest named color: Dark Aquamarine (#017371). oklch(51.3% 0.064 179.7), rgb(57, 115, 104).
Aa
White text reads best on this color (5.48:1).
About this color
#397368 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.064 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.030 away. White text reads best on it, at 5.48:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.82:1 |
| White text | 5.48:1 |
Values
| HEX | #397368 |
| RGB | rgb(57, 115, 104) |
| HSL | hsl(169, 34%, 34%) |
| OKLCH | oklch(51.3% 0.064 179.7) |
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 #397368 | 5.48:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #397368 | 3.82:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #397368 text on white | 5.48:1 | AA | Lc 77.3 | Fine for body text |
| #397368 text on black | 3.82:1 | AA large text | Lc -24.5 | 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 700.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDD9
oklch(88.5% 0.017 178.2)
-
Step 300
300
#ACC8C1
oklch(81% 0.032 178.7)
-
Step 400
400
#7FABA1
oklch(70.6% 0.05 179.2)
-
Step 500
500
#5D968B
oklch(63% 0.063 180.6)
-
Step 600
600
#418175
oklch(55.7% 0.069 179.9)
-
Step 700
700 (this color)
#397368
oklch(51.3% 0.064 179.7)
-
Step 800
800
#2B5950
oklch(42.8% 0.053 179.3)
-
Step 900
900
#274942
oklch(37.7% 0.042 179.2)
-
Step 950
950
#182B27
oklch(27.1% 0.026 179.4)
#397368 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) | #6F6D68 | 0.068 |
| Deuteranopia (no green cones) | #656669 | 0.064 |
| Tritanopia (no blue cones) | #1F7570 | 0.019 |
| Achromatopsia (no color) | #696969 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #397368
#397368
oklch(51.3% 0.064 179.7)
- #855765
#855765
oklch(51.1% 0.064 359.8)
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 #397368, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.030
- Deep Turquoise #017374 ΔE 0.031
- Bluegreen #017A79 ΔE 0.034
- Deep Aqua #08787F ΔE 0.038
- Teal #008080 ΔE 0.046
- Dark Aqua #05696B ΔE 0.048
- Slate #516572 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.059
Use #397368 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.