#346D63
Closest named color: Dark Aquamarine (#017371). oklch(49.3% 0.062 180.7), rgb(52, 109, 99).
Aa
White text reads best on this color (5.97:1).
About this color
#346D63 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.062 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.029 away. White text reads best on it, at 5.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #346D63 |
| RGB | rgb(52, 109, 99) |
| HSL | hsl(169, 35%, 32%) |
| OKLCH | oklch(49.3% 0.062 180.7) |
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 #346D63 | 5.97:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #346D63 | 3.51:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #346D63 text on white | 5.97:1 | AA | Lc 79.7 | Fine for body text |
| #346D63 text on black | 3.51:1 | AA large text | Lc -22.1 | 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
#ACC7C1
oklch(80.8% 0.03 180.6)
-
Step 400
400
#80ABA2
oklch(70.7% 0.048 180.5)
-
Step 500
500
#5E968B
oklch(63.1% 0.062 180.4)
-
Step 600
600
#428075
oklch(55.5% 0.067 180.8)
-
Step 700
700 (this color)
#346D63
oklch(49.3% 0.062 180.7)
-
Step 800
800
#2B5850
oklch(42.6% 0.052 180.8)
-
Step 900
900
#284943
oklch(37.8% 0.04 181.1)
-
Step 950
950
#182B27
oklch(27.1% 0.026 179.4)
#346D63 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) | #696763 | 0.067 |
| Deuteranopia (no green cones) | #606164 | 0.063 |
| Tritanopia (no blue cones) | #186F6A | 0.019 |
| Achromatopsia (no color) | #636363 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #346D63
#346D63
oklch(49.3% 0.062 180.7)
- #7F525F
#7F525F
oklch(49.3% 0.063 0.8)
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 #346D63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.029
- Deep Turquoise #017374 ΔE 0.032
- Dark Aqua #05696B ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.040
- Bluegreen #017A79 ΔE 0.045
- Deep Aqua #08787F ΔE 0.047
- Slate #516572 ΔE 0.052
- Petrol #005F6A ΔE 0.061
Use #346D63 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.