#5F4091
Closest named color: Rebecca Purple (#663399). oklch(44.7% 0.129 298.7), rgb(95, 64, 145).
Aa
White text reads best on this color (7.98:1).
About this color
#5F4091 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.129 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.034 away. White text reads best on it, at 7.98:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.62:1 |
| White text | 7.98:1 |
Values
| HEX | #5F4091 |
| RGB | rgb(95, 64, 145) |
| HSL | hsl(263, 39%, 41%) |
| OKLCH | oklch(44.7% 0.129 298.7) |
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 #5F4091 | 7.98:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #5F4091 | 2.62:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #5F4091 text on white | 7.98:1 | AAA | Lc 87.4 | Fine for body text |
| #5F4091 text on black | 2.62:1 | Fails | Lc -14.7 | 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 800.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DCD4F2
oklch(88.6% 0.042 297.7)
-
Step 300
300
#C7B6EB
oklch(80.8% 0.076 299.4)
-
Step 400
400
#AB8FE2
oklch(70.7% 0.122 298.8)
-
Step 500
500
#9771D9
oklch(63.1% 0.154 298.8)
-
Step 600
600
#8257C6
oklch(55.6% 0.167 298.7)
-
Step 700
700
#6E46AB
oklch(49% 0.156 298.8)
-
Step 800
800 (this color)
#5F4091
oklch(44.7% 0.129 298.7)
-
Step 900
900
#49336F
oklch(37.7% 0.101 298.4)
-
Step 950
950
#2B1E41
oklch(26.9% 0.064 299.2)
#5F4091 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) | #1F5194 | 0.090 |
| Deuteranopia (no green cones) | #28508F | 0.084 |
| Tritanopia (no blue cones) | #545062 | 0.100 |
| Achromatopsia (no color) | #515151 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F4091
#5F4091
oklch(44.7% 0.129 298.7)
- #4F5C00
#4F5C00
oklch(44.8% 0.105 118.8)
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 #5F4091, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.043
- Blueberry #464196 ΔE 0.044
- Twilight #4E518B ΔE 0.052
- Dusk #4E5481 ΔE 0.068
- Denim Blue #3B5B92 ΔE 0.084
- Light Eggplant #894585 ΔE 0.085
- Bluey Purple #6241C7 ΔE 0.086
Use #5F4091 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.