#504DC0
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(49.1% 0.175 278.9), rgb(80, 77, 192).
Aa
White text reads best on this color (6.63:1).
About this color
#504DC0 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.175 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.036 away. White text reads best on it, at 6.63:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.175) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 3.16:1 |
| White text | 6.63:1 |
Values
| HEX | #504DC0 |
| RGB | rgb(80, 77, 192) |
| HSL | hsl(242, 48%, 53%) |
| OKLCH | oklch(49.1% 0.175 278.9) |
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 #504DC0 | 6.63:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #504DC0 | 3.16:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #504DC0 text on white | 6.63:1 | AA | Lc 82.4 | Fine for body text |
| #504DC0 text on black | 3.16:1 | AA large text | Lc -19.5 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FB
oklch(93.7% 0.024 278.4)
-
Step 200
200
#D2D7F9
oklch(88.6% 0.047 278.8)
-
Step 300
300
#B4BBF7
oklch(80.8% 0.085 279.1)
-
Step 400
400
#8F96F3
oklch(70.6% 0.135 279.1)
-
Step 500
500
#7679EF
oklch(63.1% 0.173 279.1)
-
Step 600
600
#605FDD
oklch(55.6% 0.187 278.8)
-
Step 700
700 (this color)
#504DC0
oklch(49.1% 0.175 278.9)
-
Step 800
800
#41409B
oklch(42.6% 0.144 278.8)
-
Step 900
900
#37377C
oklch(37.7% 0.114 279.4)
-
Step 950
950
#202148
oklch(27% 0.071 279.4)
#504DC0 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) | #0061C4 | 0.070 |
| Deuteranopia (no green cones) | #0058BE | 0.065 |
| Tritanopia (no blue cones) | #03697F | 0.152 |
| Achromatopsia (no color) | #5C5C5C | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504DC0
#504DC0
oklch(49.1% 0.175 278.9)
- #6F6100
#6F6100
oklch(49.1% 0.102 99.4)
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 #504DC0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.037
- Iris #6258C4 ΔE 0.041
- Blurple #5539CC ΔE 0.044
- Warm Blue #4B57DB ΔE 0.047
- Slate Blue #6A5ACD ΔE 0.057
- Majorelle Blue #3F37C9 ΔE 0.057
- Light Indigo #6D5ACF ΔE 0.061
Use #504DC0 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.