#524EA1
Closest named color: Twilight (#4E518B). oklch(47.1% 0.13 282.3), rgb(82, 78, 161).
Aa
White text reads best on this color (7.08:1).
About this color
#524EA1 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.130 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.039 away. White text reads best on it, at 7.08:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.96:1 |
| White text | 7.08:1 |
Values
| HEX | #524EA1 |
| RGB | rgb(82, 78, 161) |
| HSL | hsl(243, 35%, 47%) |
| OKLCH | oklch(47.1% 0.13 282.3) |
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 #524EA1 | 7.08:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #524EA1 | 2.96:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #524EA1 text on white | 7.08:1 | AAA | Lc 84.4 | Fine for body text |
| #524EA1 text on black | 2.96:1 | Fails | Lc -17.6 | 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
#E8E9F6
oklch(93.7% 0.018 282.5)
-
Step 200
200
#D5D7F0
oklch(88.5% 0.034 282)
-
Step 300
300
#BABCE9
oklch(80.9% 0.063 282.9)
-
Step 400
400
#9799DE
oklch(70.8% 0.1 282.2)
-
Step 500
500
#7E7ED5
oklch(63.1% 0.129 282.1)
-
Step 600
600
#6966C2
oklch(55.7% 0.139 282.4)
-
Step 700
700 (this color)
#524EA1
oklch(47.1% 0.13 282.3)
-
Step 800
800
#474588
oklch(42.7% 0.108 282.1)
-
Step 900
900
#3B3B6D
oklch(37.8% 0.084 281.6)
-
Step 950
950
#232340
oklch(27.2% 0.053 282.3)
#524EA1 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) | #275BA4 | 0.056 |
| Deuteranopia (no green cones) | #21559F | 0.057 |
| Tritanopia (no blue cones) | #366070 | 0.111 |
| Achromatopsia (no color) | #585858 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #524EA1
#524EA1
oklch(47.1% 0.13 282.3)
- #665C00
#665C00
oklch(47% 0.098 102.1)
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 #524EA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.039
- Blueberry #464196 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.054
- Dusky Blue #475F94 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.058
- Dusk #4E5481 ΔE 0.058
- Iris #6258C4 ΔE 0.065
- Dusk Blue #26538D ΔE 0.066
Use #524EA1 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.