#53539F
Closest named color: Twilight (#4E518B). oklch(48% 0.12 280.9), rgb(83, 83, 159).
Aa
White text reads best on this color (6.76:1).
About this color
#53539F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.120 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.033 away. White text reads best on it, at 6.76:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.10:1 |
| White text | 6.76:1 |
Values
| HEX | #53539F |
| RGB | rgb(83, 83, 159) |
| HSL | hsl(240, 31%, 47%) |
| OKLCH | oklch(48% 0.12 280.9) |
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 #53539F | 6.76:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #53539F | 3.10:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #53539F text on white | 6.76:1 | AA | Lc 83.1 | Fine for body text |
| #53539F text on black | 3.10:1 | AA large text | Lc -18.8 | 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
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D5D7EF
oklch(88.5% 0.033 281.9)
-
Step 300
300
#B9BDE6
oklch(80.9% 0.058 280.6)
-
Step 400
400
#969ADA
oklch(70.7% 0.093 281)
-
Step 500
500
#7D80CF
oklch(63.1% 0.118 280.8)
-
Step 600
600
#6768BC
oklch(55.6% 0.128 280.9)
-
Step 700
700 (this color)
#53539F
oklch(48% 0.12 280.9)
-
Step 800
800
#464784
oklch(42.8% 0.099 280.6)
-
Step 900
900
#3B3C69
oklch(37.8% 0.076 281.1)
-
Step 950
950
#22233E
oklch(26.9% 0.05 280.9)
#53539F 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) | #335EA2 | 0.045 |
| Deuteranopia (no green cones) | #2E599D | 0.047 |
| Tritanopia (no blue cones) | #386371 | 0.104 |
| Achromatopsia (no color) | #5B5B5B | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53539F
#53539F
oklch(48% 0.12 280.9)
- #6A5F00
#6A5F00
oklch(48.1% 0.101 101.5)
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 #53539F, closest first.
No curated palette has a color within ΔE 0.04 of #53539F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.033
- Dusky Blue #475F94 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.045
- Dusk #4E5481 ΔE 0.051
- Blueberry #464196 ΔE 0.054
- Iris #6258C4 ΔE 0.064
- Dusk Blue #26538D ΔE 0.064
- Light Navy Blue #2E5A88 ΔE 0.065
Use #53539F 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.