#53317E
Closest named color: Dark Slate Blue (#483D8B). oklch(39.5% 0.126 301.2), rgb(83, 49, 126).
Aa
White text reads best on this color (9.96:1).
About this color
#53317E is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.126 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.038 away. White text reads best on it, at 9.96:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.10:1 |
| White text | 9.96:1 |
Values
| HEX | #53317E |
| RGB | rgb(83, 49, 126) |
| HSL | hsl(266, 44%, 34%) |
| OKLCH | oklch(39.5% 0.126 301.2) |
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 #53317E | 9.96:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #53317E | 2.10:1 | Fails | Lc 11.2 | Not readable |
| #53317E text on white | 9.96:1 | AAA | Lc 92.8 | Preferred for body text |
| #53317E text on black | 2.10:1 | Fails | Lc -9.7 | Not readable |
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 900.
-
Step 50
50
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#DFD2F7
oklch(88.6% 0.052 301.3)
-
Step 300
300
#CBB3F4
oklch(81% 0.093 301.3)
-
Step 400
400
#B188EF
oklch(70.7% 0.151 301)
-
Step 500
500
#9F66EA
oklch(63.2% 0.193 300.9)
-
Step 600
600
#8B48D8
oklch(55.7% 0.21 301.1)
-
Step 700
700
#7638BB
oklch(49.1% 0.195 301.1)
-
Step 800
800
#602F97
oklch(42.6% 0.162 301.4)
-
Step 900
900 (this color)
#53317E
oklch(39.5% 0.126 301.2)
-
Step 950
950
#2E1B47
oklch(27.2% 0.08 301.2)
#53317E 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) | #094280 | 0.097 |
| Deuteranopia (no green cones) | #1B427C | 0.088 |
| Tritanopia (no blue cones) | #4A4152 | 0.096 |
| Achromatopsia (no color) | #434343 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53317E
#53317E
oklch(39.5% 0.126 301.2)
- #3F4D00
#3F4D00
oklch(39.4% 0.094 120.9)
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 #53317E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.038
- Blueberry #464196 ΔE 0.056
- Rebecca Purple #663399 ΔE 0.057
- Indigo #4B0082 ΔE 0.077
- Twilight #4E518B ΔE 0.083
- Royal Purple #4B006E ΔE 0.086
- Cobalt #1E488F ΔE 0.090
- Chrysanthemum #560BAD ΔE 0.091
Use #53317E 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.