#345691
Closest named color: Denim Blue (#3B5B92). oklch(45.7% 0.105 260.7), rgb(52, 86, 145).
Aa
White text reads best on this color (7.27:1).
About this color
#345691 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.105 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.018 away. White text reads best on it, at 7.27:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #345691 |
| RGB | rgb(52, 86, 145) |
| HSL | hsl(218, 47%, 39%) |
| OKLCH | oklch(45.7% 0.105 260.7) |
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 #345691 | 7.27:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #345691 | 2.88:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #345691 text on white | 7.27:1 | AAA | Lc 85.1 | Fine for body text |
| #345691 text on black | 2.88:1 | Fails | Lc -16.9 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CDDAF0
oklch(88.5% 0.033 261)
-
Step 300
300
#AAC2E9
oklch(80.9% 0.061 260.1)
-
Step 400
400
#7DA1DE
oklch(70.6% 0.098 260.7)
-
Step 500
500
#5D89D5
oklch(63.2% 0.125 260.7)
-
Step 600
600
#4371C2
oklch(55.6% 0.136 260.9)
-
Step 700
700
#345EA7
oklch(49% 0.126 260.6)
-
Step 800
800 (this color)
#345691
oklch(45.7% 0.105 260.7)
-
Step 900
900
#28416C
oklch(37.7% 0.08 260.6)
-
Step 950
950
#172640
oklch(27% 0.053 260.8)
#345691 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) | #3C5B93 | 0.018 |
| Deuteranopia (no green cones) | #2F5390 | 0.011 |
| Tritanopia (no blue cones) | #00636C | 0.088 |
| Achromatopsia (no color) | #575757 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #345691
#345691
oklch(45.7% 0.105 260.7)
- #725000
#725000
oklch(45.6% 0.094 80.3)
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 #345691, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.018
- Dusk Blue #26538D ΔE 0.019
- Light Navy Blue #2E5A88 ΔE 0.022
- Twilight #4E518B ΔE 0.035
- Dusky Blue #475F94 ΔE 0.037
- Light Navy #155084 ΔE 0.040
- Dusk #4E5481 ΔE 0.040
- Denim #3B638C ΔE 0.043
Use #345691 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.