#346B6B
Closest named color: Dark Aqua (#05696B). oklch(49.1% 0.058 195.4), rgb(52, 107, 107).
Aa
White text reads best on this color (6.06:1).
About this color
#346B6B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.058 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.028 away. White text reads best on it, at 6.06:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.46:1 |
| White text | 6.06:1 |
Values
| HEX | #346B6B |
| RGB | rgb(52, 107, 107) |
| HSL | hsl(180, 35%, 31%) |
| OKLCH | oklch(49.1% 0.058 195.4) |
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 #346B6B | 6.06:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #346B6B | 3.46:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #346B6B text on white | 6.06:1 | AA | Lc 80.2 | Fine for body text |
| #346B6B text on black | 3.46:1 | AA large text | Lc -21.7 | 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
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CEDDDC
oklch(88.6% 0.016 192)
-
Step 300
300
#ADC7C6
oklch(81% 0.028 193.8)
-
Step 400
400
#80AAA9
oklch(70.7% 0.045 194.3)
-
Step 500
500
#5E9594
oklch(63.1% 0.058 194.3)
-
Step 600
600
#437F7F
oklch(55.6% 0.063 195.5)
-
Step 700
700 (this color)
#346B6B
oklch(49.1% 0.058 195.4)
-
Step 800
800
#2C5757
oklch(42.6% 0.048 195.5)
-
Step 900
900
#284848
oklch(37.7% 0.038 195.7)
-
Step 950
950
#182A2A
oklch(26.9% 0.024 195.8)
#346B6B 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) | #65666B | 0.061 |
| Deuteranopia (no green cones) | #5B5F6B | 0.057 |
| Tritanopia (no blue cones) | #116E6B | 0.022 |
| Achromatopsia (no color) | #626262 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #346B6B
#346B6B
oklch(49.1% 0.058 195.4)
- #7E5356
#7E5356
oklch(49% 0.058 14.8)
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 #346B6B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.028
- Dark Aquamarine #017371 ΔE 0.030
- Deep Turquoise #017374 ΔE 0.030
- Slate #516572 ΔE 0.040
- Dark Green Blue #1F6357 ΔE 0.043
- Deep Aqua #08787F ΔE 0.044
- Bluegreen #017A79 ΔE 0.046
- Petrol #005F6A ΔE 0.052
Use #346B6B 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.