#504AA1
Closest named color: Blueberry (#464196). oklch(46.2% 0.136 282.8), rgb(80, 74, 161).
Aa
White text reads best on this color (7.40:1).
About this color
#504AA1 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.136 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.033 away. White text reads best on it, at 7.40:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.83:1 |
| White text | 7.40:1 |
Values
| HEX | #504AA1 |
| RGB | rgb(80, 74, 161) |
| HSL | hsl(244, 37%, 46%) |
| OKLCH | oklch(46.2% 0.136 282.8) |
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 #504AA1 | 7.40:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #504AA1 | 2.83:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #504AA1 text on white | 7.40:1 | AAA | Lc 85.5 | Fine for body text |
| #504AA1 text on black | 2.83:1 | Fails | Lc -16.5 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E9F7
oklch(93.7% 0.019 282.8)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEB
oklch(81% 0.066 282.9)
-
Step 400
400
#9798E1
oklch(70.7% 0.106 282.7)
-
Step 500
500
#7F7DD8
oklch(63.2% 0.135 282.8)
-
Step 600
600
#6964C5
oklch(55.5% 0.146 282.9)
-
Step 700
700 (this color)
#504AA1
oklch(46.2% 0.136 282.8)
-
Step 800
800
#48448A
oklch(42.7% 0.113 283.1)
-
Step 900
900
#3C3A6E
oklch(37.7% 0.087 283.1)
-
Step 950
950
#232241
oklch(27% 0.057 283.4)
#504AA1 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) | #1B58A4 | 0.063 |
| Deuteranopia (no green cones) | #14529F | 0.064 |
| Tritanopia (no blue cones) | #325D6E | 0.116 |
| Achromatopsia (no color) | #555555 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504AA1
#504AA1
oklch(46.2% 0.136 282.8)
- #635A00
#635A00
oklch(46.2% 0.097 102.7)
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 #504AA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.033
- Twilight #4E518B ΔE 0.043
- Dark Slate Blue #483D8B ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.060
- Rebecca Purple #663399 ΔE 0.062
- Dusk #4E5481 ΔE 0.063
- Dusky Blue #475F94 ΔE 0.065
- Dusk Blue #26538D ΔE 0.066
Use #504AA1 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.