#345668
Closest named color: YInMn Blue (#415A77). oklch(43.5% 0.049 232.6), rgb(52, 86, 104).
Aa
White text reads best on this color (7.84:1).
About this color
#345668 is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.049 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.032 away. White text reads best on it, at 7.84:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #345668 |
| RGB | rgb(52, 86, 104) |
| HSL | hsl(201, 33%, 31%) |
| OKLCH | oklch(43.5% 0.049 232.6) |
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 #345668 | 7.84:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #345668 | 2.67:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #345668 text on white | 7.84:1 | AAA | Lc 87.1 | Fine for body text |
| #345668 text on black | 2.67:1 | Fails | Lc -15.0 | Not readable |
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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AFC4D0
oklch(80.8% 0.029 232.8)
-
Step 400
400
#84A6B9
oklch(70.6% 0.047 232.8)
-
Step 500
500
#6590A8
oklch(63.1% 0.059 233.4)
-
Step 600
600
#4B7A93
oklch(55.6% 0.064 232.8)
-
Step 700
700
#3C677D
oklch(49.2% 0.059 232)
-
Step 800
800 (this color)
#345668
oklch(43.5% 0.049 232.6)
-
Step 900
900
#2C4553
oklch(37.6% 0.039 233.8)
-
Step 950
950
#1A2930
oklch(27.1% 0.024 228.7)
#345668 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) | #4D5569 | 0.033 |
| Deuteranopia (no green cones) | #464F68 | 0.030 |
| Tritanopia (no blue cones) | #1B5B5C | 0.037 |
| Achromatopsia (no color) | #525252 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #345668
#345668
oklch(43.5% 0.049 232.6)
- #674A37
#674A37
oklch(43.6% 0.049 54.2)
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 #345668, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.032
- Petrol #005F6A ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.044
- Deep Teal #00555A ΔE 0.045
- Dusty Grape #545775 ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.052
- Dark Grey Blue #29465B ΔE 0.054
- Deep Sea Blue #015482 ΔE 0.055
Use #345668 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.