#50317A
Closest named color: Dark Slate Blue (#483D8B). oklch(38.9% 0.12 300.5), rgb(80, 49, 122).
Aa
White text reads best on this color (10.18:1).
About this color
#50317A is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.120 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.040 away. White text reads best on it, at 10.18:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.06:1 |
| White text | 10.18:1 |
Values
| HEX | #50317A |
| RGB | rgb(80, 49, 122) |
| HSL | hsl(265, 43%, 34%) |
| OKLCH | oklch(38.9% 0.12 300.5) |
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 #50317A | 10.18:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #50317A | 2.06:1 | Fails | Lc 10.6 | Not readable |
| #50317A text on white | 10.18:1 | AAA | Lc 93.3 | Preferred for body text |
| #50317A text on black | 2.06:1 | Fails | Lc -9.2 | 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
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DED2F6
oklch(88.5% 0.051 300.6)
-
Step 300
300
#CAB4F3
oklch(81% 0.09 300.4)
-
Step 400
400
#B08AEC
oklch(70.8% 0.144 300.7)
-
Step 500
500
#9D68E6
oklch(63% 0.185 300.6)
-
Step 600
600
#894CD4
oklch(55.7% 0.2 300.6)
-
Step 700
700
#743CB8
oklch(49.2% 0.186 300.3)
-
Step 800
800
#5E3295
oklch(42.6% 0.155 300.3)
-
Step 900
900 (this color)
#50317A
oklch(38.9% 0.12 300.5)
-
Step 950
950
#2D1C45
oklch(27.1% 0.075 300.6)
#50317A 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) | #0F417C | 0.090 |
| Deuteranopia (no green cones) | #1C4178 | 0.082 |
| Tritanopia (no blue cones) | #474050 | 0.092 |
| Achromatopsia (no color) | #414141 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50317A
#50317A
oklch(38.9% 0.12 300.5)
- #3E4B00
#3E4B00
oklch(38.7% 0.092 120.3)
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 #50317A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.040
- Blueberry #464196 ΔE 0.059
- Rebecca Purple #663399 ΔE 0.066
- Indigo #4B0082 ΔE 0.077
- Royal Purple #4B006E ΔE 0.084
- Twilight #4E518B ΔE 0.085
- Grape Purple #5D1451 ΔE 0.088
- Cobalt #1E488F ΔE 0.089
Use #50317A 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.