#345F68
Closest named color: Petrol (#005F6A). oklch(45.8% 0.05 212.7), rgb(52, 95, 104).
Aa
White text reads best on this color (7.04:1).
About this color
#345F68 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.050 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.030 away. White text reads best on it, at 7.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.98:1 |
| White text | 7.04:1 |
Values
| HEX | #345F68 |
| RGB | rgb(52, 95, 104) |
| HSL | hsl(190, 33%, 31%) |
| OKLCH | oklch(45.8% 0.05 212.7) |
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 #345F68 | 7.04:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #345F68 | 2.98:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #345F68 text on white | 7.04:1 | AAA | Lc 84.3 | Fine for body text |
| #345F68 text on black | 2.98:1 | Fails | Lc -17.7 | 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 800.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ACC6CC
oklch(80.9% 0.029 213.2)
-
Step 400
400
#7FA9B2
oklch(70.7% 0.047 212.3)
-
Step 500
500
#5D939F
oklch(63% 0.06 213.3)
-
Step 600
600
#427D8A
oklch(55.5% 0.065 213.7)
-
Step 700
700
#336A75
oklch(49.2% 0.06 212.4)
-
Step 800
800 (this color)
#345F68
oklch(45.8% 0.05 212.7)
-
Step 900
900
#28474E
oklch(37.7% 0.039 213.7)
-
Step 950
950
#182A2E
oklch(27.1% 0.025 213.2)
#345F68 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) | #585C69 | 0.047 |
| Deuteranopia (no green cones) | #505668 | 0.043 |
| Tritanopia (no blue cones) | #196362 | 0.028 |
| Achromatopsia (no color) | #595959 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #345F68
#345F68
oklch(45.8% 0.05 212.7)
- #714D46
#714D46
oklch(45.8% 0.051 31.3)
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 #345F68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.030
- YInMn Blue #415A77 ΔE 0.037
- Dark Aqua #05696B ΔE 0.037
- Dark Green Blue #1F6357 ΔE 0.040
- Slate #516572 ΔE 0.045
- Deep Teal #00555A ΔE 0.054
- Dusty Grape #545775 ΔE 0.055
- Dark Slate Gray #2F4F4F ΔE 0.058
Use #345F68 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.