#525178
Closest named color: Dusk (#4E5481). oklch(45.3% 0.063 284.8), rgb(82, 81, 120).
Aa
White text reads best on this color (7.48:1).
About this color
#525178 is a medium-dark, muted purple. In OKLCH its lightness is 45%, its chroma 0.063 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.016 away. White text reads best on it, at 7.48:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.80:1 |
| White text | 7.48:1 |
Values
| HEX | #525178 |
| RGB | rgb(82, 81, 120) |
| HSL | hsl(242, 19%, 39%) |
| OKLCH | oklch(45.3% 0.063 284.8) |
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 #525178 | 7.48:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #525178 | 2.80:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #525178 text on white | 7.48:1 | AAA | Lc 86.0 | Fine for body text |
| #525178 text on black | 2.80:1 | Fails | Lc -16.1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D7D8E7
oklch(88.6% 0.02 282.9)
-
Step 300
300
#BDBED8
oklch(80.9% 0.036 283.8)
-
Step 400
400
#9C9CC5
oklch(70.7% 0.06 284.8)
-
Step 500
500
#8483B6
oklch(63% 0.076 284.9)
-
Step 600
600
#6E6CA2
oklch(55.5% 0.083 285)
-
Step 700
700
#5C5A8A
oklch(49% 0.076 285.1)
-
Step 800
800 (this color)
#525178
oklch(45.3% 0.063 284.8)
-
Step 900
900
#3F3E5B
oklch(37.8% 0.049 285.4)
-
Step 950
950
#252435
oklch(26.9% 0.031 286.8)
#525178 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) | #46567A | 0.021 |
| Deuteranopia (no green cones) | #455477 | 0.021 |
| Tritanopia (no blue cones) | #49585F | 0.055 |
| Achromatopsia (no color) | #555555 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #525178
#525178
oklch(45.3% 0.063 284.8)
- #5B582C
#5B582C
oklch(45.2% 0.064 105.2)
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 #525178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.016
- Dusty Grape #545775 ΔE 0.020
- Twilight #4E518B ΔE 0.032
- YInMn Blue #415A77 ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.052
- Dusky Blue #475F94 ΔE 0.054
- Denim #3B638C ΔE 0.058
Use #525178 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.