#504EBF
Closest named color: Bluey Purple (#6241C7). oklch(49.2% 0.172 278.8), rgb(80, 78, 191).
Aa
White text reads best on this color (6.59:1).
About this color
#504EBF is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.172 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.039 away. White text reads best on it, at 6.59:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.18:1 |
| White text | 6.59:1 |
Values
| HEX | #504EBF |
| RGB | rgb(80, 78, 191) |
| HSL | hsl(241, 47%, 53%) |
| OKLCH | oklch(49.2% 0.172 278.8) |
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 #504EBF | 6.59:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #504EBF | 3.18:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #504EBF text on white | 6.59:1 | AA | Lc 82.2 | Fine for body text |
| #504EBF text on black | 3.18:1 | AA large text | Lc -19.7 | 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 700.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B4BCF6
oklch(80.9% 0.082 278.3)
-
Step 400
400
#8F97F2
oklch(70.8% 0.133 278.6)
-
Step 500
500
#757AED
oklch(63.1% 0.169 278.5)
-
Step 600
600
#605FDC
oklch(55.5% 0.186 278.8)
-
Step 700
700 (this color)
#504EBF
oklch(49.2% 0.172 278.8)
-
Step 800
800
#41419A
oklch(42.8% 0.142 278.6)
-
Step 900
900
#36387B
oklch(37.7% 0.111 278.3)
-
Step 950
950
#202148
oklch(27% 0.071 279.4)
#504EBF 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) | #0061C3 | 0.069 |
| Deuteranopia (no green cones) | #0058BD | 0.065 |
| Tritanopia (no blue cones) | #06697F | 0.149 |
| Achromatopsia (no color) | #5D5D5D | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504EBF
#504EBF
oklch(49.2% 0.172 278.8)
- #706100
#706100
oklch(49.2% 0.102 98.7)
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 #504EBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.039
- Blue With A Hint Of Purple #533CC6 ΔE 0.039
- Iris #6258C4 ΔE 0.039
- Blurple #5539CC ΔE 0.047
- Warm Blue #4B57DB ΔE 0.048
- Slate Blue #6A5ACD ΔE 0.056
- Majorelle Blue #3F37C9 ΔE 0.060
- Light Indigo #6D5ACF ΔE 0.061
Use #504EBF 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.