#5F3174
Closest named color: Dark Slate Blue (#483D8B). oklch(40.3% 0.118 314), rgb(95, 49, 116).
Aa
White text reads best on this color (9.64:1).
About this color
#5F3174 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.118 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.060 away. White text reads best on it, at 9.64:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.17:1 |
| White text | 9.64:1 |
Values
| HEX | #5F3174 |
| RGB | rgb(95, 49, 116) |
| HSL | hsl(281, 41%, 32%) |
| OKLCH | oklch(40.3% 0.118 314) |
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 #5F3174 | 9.64:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #5F3174 | 2.17:1 | Fails | Lc 12.0 | Not readable |
| #5F3174 text on white | 9.64:1 | AAA | Lc 92.0 | Preferred for body text |
| #5F3174 text on black | 2.17:1 | Fails | Lc -10.4 | 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 800.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E2D2EB
oklch(88.4% 0.038 313.6)
-
Step 300
300
#D1B4E0
oklch(80.9% 0.068 314.1)
-
Step 400
400
#BA8CD1
oklch(70.8% 0.11 314)
-
Step 500
500
#A86DC4
oklch(63.1% 0.14 314.2)
-
Step 600
600
#9353B1
oklch(55.6% 0.153 313.9)
-
Step 700
700
#7D4398
oklch(49.1% 0.142 313.9)
-
Step 800
800 (this color)
#5F3174
oklch(40.3% 0.118 314)
-
Step 900
900
#533163
oklch(37.7% 0.091 314.1)
-
Step 950
950
#311D3A
oklch(27% 0.058 314.7)
#5F3174 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) | #1F4276 | 0.104 |
| Deuteranopia (no green cones) | #2F4672 | 0.093 |
| Tritanopia (no blue cones) | #5D3C4D | 0.079 |
| Achromatopsia (no color) | #454545 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F3174
#5F3174
oklch(40.3% 0.118 314)
- #2C5500
#2C5500
oklch(40.3% 0.116 133.9)
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 #5F3174, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Rebecca Purple #663399 ΔE 0.062
- Blueberry #464196 ΔE 0.077
- Grape Purple #5D1451 ΔE 0.077
- Rich Purple #720058 ΔE 0.084
- Purple #800080 ΔE 0.086
- Twilight #4E518B ΔE 0.087
- Velvet #750851 ΔE 0.087
Use #5F3174 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.