#504C92
Closest named color: Twilight (#4E518B). oklch(45.5% 0.111 283.6), rgb(80, 76, 146).
Aa
White text reads best on this color (7.52:1).
About this color
#504C92 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.111 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.020 away. White text reads best on it, at 7.52:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.78:1 |
| White text | 7.52:1 |
Values
| HEX | #504C92 |
| RGB | rgb(80, 76, 146) |
| HSL | hsl(243, 32%, 44%) |
| OKLCH | oklch(45.5% 0.111 283.6) |
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 #504C92 | 7.52:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #504C92 | 2.78:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #504C92 text on white | 7.52:1 | AAA | Lc 86.0 | Fine for body text |
| #504C92 text on black | 2.78:1 | Fails | Lc -16.0 | 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 800.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEA
oklch(80.9% 0.065 282.9)
-
Step 400
400
#9898E0
oklch(70.8% 0.104 283.4)
-
Step 500
500
#807DD7
oklch(63.2% 0.133 283.4)
-
Step 600
600
#6A64C4
oklch(55.6% 0.145 283.4)
-
Step 700
700
#5952A9
oklch(49% 0.135 283.9)
-
Step 800
800 (this color)
#504C92
oklch(45.5% 0.111 283.6)
-
Step 900
900
#3C3A6E
oklch(37.7% 0.087 283.1)
-
Step 950
950
#232240
oklch(26.9% 0.055 283.6)
#504C92 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) | #305795 | 0.047 |
| Deuteranopia (no green cones) | #2D5290 | 0.047 |
| Tritanopia (no blue cones) | #3B5A68 | 0.094 |
| Achromatopsia (no color) | #545454 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504C92
#504C92
oklch(45.5% 0.111 283.6)
- #605900
#605900
oklch(45.6% 0.096 104.3)
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 #504C92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.020
- Blueberry #464196 ΔE 0.036
- Dusk #4E5481 ΔE 0.040
- Dark Slate Blue #483D8B ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.047
- Dusky Blue #475F94 ΔE 0.053
- Dusk Blue #26538D ΔE 0.055
- Light Navy Blue #2E5A88 ΔE 0.060
Use #504C92 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.