#505D92
Closest named color: Dusky Blue (#475F94). oklch(49.1% 0.087 272.4), rgb(80, 93, 146).
Aa
White text reads best on this color (6.32:1).
About this color
#505D92 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.087 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.012 away. White text reads best on it, at 6.32:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.32:1 |
| White text | 6.32:1 |
Values
| HEX | #505D92 |
| RGB | rgb(80, 93, 146) |
| HSL | hsl(228, 29%, 44%) |
| OKLCH | oklch(49.1% 0.087 272.4) |
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 #505D92 | 6.32:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #505D92 | 3.32:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #505D92 text on white | 6.32:1 | AA | Lc 81.4 | Fine for body text |
| #505D92 text on black | 3.32:1 | AA large text | Lc -20.5 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D4D9E9
oklch(88.6% 0.023 272)
-
Step 300
300
#B7C0DC
oklch(81% 0.041 271.4)
-
Step 400
400
#929ECB
oklch(70.6% 0.067 273)
-
Step 500
500
#7886BE
oklch(63.1% 0.086 272.9)
-
Step 600
600
#616FAA
oklch(55.6% 0.093 272.9)
-
Step 700
700 (this color)
#505D92
oklch(49.1% 0.087 272.4)
-
Step 800
800
#414C76
oklch(42.6% 0.071 271.9)
-
Step 900
900
#37405F
oklch(37.8% 0.055 271.2)
-
Step 950
950
#202538
oklch(26.9% 0.036 272.4)
#505D92 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) | #4A6394 | 0.018 |
| Deuteranopia (no green cones) | #445D91 | 0.016 |
| Tritanopia (no blue cones) | #396870 | 0.078 |
| Achromatopsia (no color) | #606060 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #505D92
#505D92
oklch(49.1% 0.087 272.4)
- #725F1D
#725F1D
oklch(49.1% 0.087 92.6)
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 #505D92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.012
- Denim Blue #3B5B92 ΔE 0.028
- Denim #3B638C ΔE 0.033
- Dusk #4E5481 ΔE 0.034
- Twilight #4E518B ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.046
- Dusty Grape #545775 ΔE 0.046
- YInMn Blue #415A77 ΔE 0.050
Use #505D92 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.