#5F3D8E
Closest named color: Rebecca Purple (#663399). oklch(44% 0.13 300.5), rgb(95, 61, 142).
Aa
White text reads best on this color (8.25:1).
About this color
#5F3D8E is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.130 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 8.25:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.54:1 |
| White text | 8.25:1 |
Values
| HEX | #5F3D8E |
| RGB | rgb(95, 61, 142) |
| HSL | hsl(265, 40%, 40%) |
| OKLCH | oklch(44% 0.13 300.5) |
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 #5F3D8E | 8.25:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #5F3D8E | 2.54:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #5F3D8E text on white | 8.25:1 | AAA | Lc 88.2 | Fine for body text |
| #5F3D8E text on black | 2.54:1 | Fails | Lc -13.9 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DDD3F1
oklch(88.4% 0.042 300.7)
-
Step 300
300
#C8B6EB
oklch(80.9% 0.076 300.3)
-
Step 400
400
#AD8EE1
oklch(70.7% 0.122 300.5)
-
Step 500
500
#9A70D8
oklch(63.2% 0.155 300.7)
-
Step 600
600
#8555C5
oklch(55.5% 0.169 300.8)
-
Step 700
700
#7145AA
oklch(49.1% 0.157 300.9)
-
Step 800
800 (this color)
#5F3D8E
oklch(44% 0.13 300.5)
-
Step 900
900
#4B326E
oklch(37.6% 0.101 300.9)
-
Step 950
950
#2C1E41
oklch(27.1% 0.065 300.6)
#5F3D8E 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) | #1B4E91 | 0.095 |
| Deuteranopia (no green cones) | #274E8C | 0.087 |
| Tritanopia (no blue cones) | #554D5F | 0.100 |
| Achromatopsia (no color) | #4F4F4F | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F3D8E
#5F3D8E
oklch(44% 0.13 300.5)
- #4B5A00
#4B5A00
oklch(43.9% 0.104 120.2)
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 #5F3D8E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.045
- Twilight #4E518B ΔE 0.058
- Dusk #4E5481 ΔE 0.072
- Light Eggplant #894585 ΔE 0.087
- Denim Blue #3B5B92 ΔE 0.090
- Dusty Grape #545775 ΔE 0.090
Use #5F3D8E 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.