#396663
Closest named color: Dark Aqua (#05696B). oklch(47.7% 0.05 190.1), rgb(57, 102, 99).
Aa
White text reads best on this color (6.45:1).
About this color
#396663 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.050 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.030 away. White text reads best on it, at 6.45:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.25:1 |
| White text | 6.45:1 |
Values
| HEX | #396663 |
| RGB | rgb(57, 102, 99) |
| HSL | hsl(176, 28%, 31%) |
| OKLCH | oklch(47.7% 0.05 190.1) |
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 #396663 | 6.45:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #396663 | 3.25:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #396663 text on white | 6.45:1 | AA | Lc 81.9 | Fine for body text |
| #396663 text on black | 3.25:1 | AA large text | Lc -20.0 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D0DCDB
oklch(88.5% 0.013 190.9)
-
Step 300
300
#B0C6C4
oklch(80.9% 0.024 190)
-
Step 400
400
#85A9A6
oklch(70.7% 0.04 190)
-
Step 500
500
#669390
oklch(63% 0.049 190.8)
-
Step 600
600
#4C7E7A
oklch(55.7% 0.054 189.2)
-
Step 700
700 (this color)
#396663
oklch(47.7% 0.05 190.1)
-
Step 800
800
#335654
oklch(42.6% 0.041 191.1)
-
Step 900
900
#2D4745
oklch(37.6% 0.032 189.8)
-
Step 950
950
#1B2A29
oklch(27.1% 0.02 190.8)
#396663 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) | #616263 | 0.052 |
| Deuteranopia (no green cones) | #595C64 | 0.049 |
| Tritanopia (no blue cones) | #256865 | 0.017 |
| Achromatopsia (no color) | #5E5E5E | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #396663
#396663
oklch(47.7% 0.05 190.1)
- #765156
#765156
oklch(47.7% 0.05 10.2)
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 #396663, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.030
- Dark Green Blue #1F6357 ΔE 0.033
- Slate #516572 ΔE 0.041
- Dark Aquamarine #017371 ΔE 0.044
- Deep Turquoise #017374 ΔE 0.045
- Petrol #005F6A ΔE 0.046
- YInMn Blue #415A77 ΔE 0.058
- Deep Aqua #08787F ΔE 0.060
Use #396663 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.