#505298
Closest named color: Twilight (#4E518B). oklch(47.1% 0.111 280), rgb(80, 82, 152).
Aa
White text reads best on this color (6.99:1).
About this color
#505298 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.111 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.021 away. White text reads best on it, at 6.99:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.00:1 |
| White text | 6.99:1 |
Values
| HEX | #505298 |
| RGB | rgb(80, 82, 152) |
| HSL | hsl(238, 31%, 45%) |
| OKLCH | oklch(47.1% 0.111 280) |
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 #505298 | 6.99:1 | AA | Lc -89.0 | Fine for body text |
| Black text on #505298 | 3.00:1 | AA large text | Lc 19.9 | Dividers and decoration only |
| #505298 text on white | 6.99:1 | AA | Lc 84.1 | Fine for body text |
| #505298 text on black | 3.00:1 | AA large text | Lc -17.9 | 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 700.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D5D7ED
oklch(88.4% 0.03 281.6)
-
Step 300
300
#B9BDE4
oklch(80.8% 0.055 280.5)
-
Step 400
400
#969BD6
oklch(70.8% 0.086 280.2)
-
Step 500
500
#7D81CB
oklch(63.1% 0.111 280.4)
-
Step 600
600
#666AB8
oklch(55.7% 0.12 279.5)
-
Step 700
700 (this color)
#505298
oklch(47.1% 0.111 280)
-
Step 800
800
#464880
oklch(42.7% 0.092 280.2)
-
Step 900
900
#3A3D67
oklch(37.8% 0.071 279.3)
-
Step 950
950
#22243C
oklch(27.1% 0.045 279.3)
#505298 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) | #365C9B | 0.039 |
| Deuteranopia (no green cones) | #315696 | 0.040 |
| Tritanopia (no blue cones) | #37616D | 0.098 |
| Achromatopsia (no color) | #595959 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #505298
#505298
oklch(47.1% 0.111 280)
- #685C00
#685C00
oklch(47.2% 0.098 100.5)
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 #505298, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.021
- Denim Blue #3B5B92 ΔE 0.038
- Dusky Blue #475F94 ΔE 0.039
- Dusk #4E5481 ΔE 0.040
- Blueberry #464196 ΔE 0.049
- Dusk Blue #26538D ΔE 0.055
- Light Navy Blue #2E5A88 ΔE 0.056
- Dark Slate Blue #483D8B ΔE 0.060
Use #505298 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.