#56317E
Closest named color: Dark Slate Blue (#483D8B). oklch(39.9% 0.127 303.3), rgb(86, 49, 126).
Aa
White text reads best on this color (9.83:1).
About this color
#56317E is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.127 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.041 away. White text reads best on it, at 9.83:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.13:1 |
| White text | 9.83:1 |
Values
| HEX | #56317E |
| RGB | rgb(86, 49, 126) |
| HSL | hsl(269, 44%, 34%) |
| OKLCH | oklch(39.9% 0.127 303.3) |
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 #56317E | 9.83:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #56317E | 2.13:1 | Fails | Lc 11.5 | Not readable |
| #56317E text on white | 9.83:1 | AAA | Lc 92.4 | Preferred for body text |
| #56317E text on black | 2.13:1 | Fails | Lc -10.0 | 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
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#E0D1F7
oklch(88.5% 0.054 303.2)
-
Step 300
300
#CDB2F3
oklch(80.9% 0.094 303.4)
-
Step 400
400
#B487EE
oklch(70.8% 0.152 302.9)
-
Step 500
500
#A364E8
oklch(63.2% 0.195 303.3)
-
Step 600
600
#8E46D6
oklch(55.6% 0.211 303)
-
Step 700
700
#7936B9
oklch(49.1% 0.196 303.2)
-
Step 800
800
#622E96
oklch(42.6% 0.163 303)
-
Step 900
900 (this color)
#56317E
oklch(39.9% 0.127 303.3)
-
Step 950
950
#2F1A46
oklch(27% 0.081 303.5)
#56317E 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) | #0C4380 | 0.101 |
| Deuteranopia (no green cones) | #1E437C | 0.091 |
| Tritanopia (no blue cones) | #4E4152 | 0.096 |
| Achromatopsia (no color) | #434343 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56317E
#56317E
oklch(39.9% 0.127 303.3)
- #3D4F00
#3D4F00
oklch(39.8% 0.098 123.3)
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 #56317E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.041
- Rebecca Purple #663399 ΔE 0.053
- Blueberry #464196 ΔE 0.058
- Indigo #4B0082 ΔE 0.079
- Twilight #4E518B ΔE 0.083
- Royal Purple #4B006E ΔE 0.088
- Grape Purple #5D1451 ΔE 0.091
- Chrysanthemum #560BAD ΔE 0.092
Use #56317E 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.