#5B0FF9
Closest named color: Blue Purple (#5A06EF). oklch(49.1% 0.286 282.3), rgb(91, 15, 249).
Aa
White text reads best on this color (7.28:1).
About this color
#5B0FF9 is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.286 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Purple (#5A06EF), ΔE 0.017 away. White text reads best on it, at 7.28:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.286) |
| Temperature | cool |
| Nearest name | Blue Purple (#5A06EF) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #5B0FF9 |
| RGB | rgb(91, 15, 249) |
| HSL | hsl(259, 95%, 52%) |
| OKLCH | oklch(49.1% 0.286 282.3) |
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 #5B0FF9 | 7.28:1 | AAA | Lc -88.0 | Fine for body text |
| Black text on #5B0FF9 | 2.88:1 | Fails | Lc 21.1 | Dividers and decoration only |
| #5B0FF9 text on white | 7.28:1 | AAA | Lc 83.0 | Fine for body text |
| #5B0FF9 text on black | 2.88:1 | Fails | Lc -19.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E6E8FF
oklch(93.6% 0.031 281.8)
-
Step 200
200
#D3D5FF
oklch(88.5% 0.058 283)
-
Step 300
300
#B6B9FF
oklch(80.9% 0.099 282.1)
-
Step 400
400
#9391FF
oklch(70.6% 0.158 282.4)
-
Step 500
500
#7C70FF
oklch(63.1% 0.205 282.6)
-
Step 600
600
#6848FF
oklch(55.5% 0.254 282.3)
-
Step 700
700 (this color)
#5B0FF9
oklch(49.1% 0.286 282.3)
-
Step 800
800
#4919C9
oklch(42.8% 0.237 282.2)
-
Step 900
900
#3B229E
oklch(37.7% 0.185 282.2)
-
Step 950
950
#22175C
oklch(27% 0.116 282.6)
#5B0FF9 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) | #005DFF | 0.116 |
| Deuteranopia (no green cones) | #004FF5 | 0.099 |
| Tritanopia (no blue cones) | #006793 | 0.225 |
| Achromatopsia (no color) | #565656 | 0.289 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B0FF9
#5B0FF9
oklch(49.1% 0.286 282.3)
- #6D6200
#6D6200
oklch(49.1% 0.103 101.8)
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 #5B0FF9, closest first.
No curated palette has a color within ΔE 0.04 of #5B0FF9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Purple #5A06EF ΔE 0.017
- Purply Blue #661AEE ΔE 0.029
- Purpley Blue #5F34E7 ΔE 0.041
- Burple #6832E3 ΔE 0.052
- Light Royal Blue #3A2EFE ΔE 0.054
- Purple Blue #5D21D0 ΔE 0.064
- Blurple #5539CC ΔE 0.075
- Violet Blue #510AC9 ΔE 0.080
Use #5B0FF9 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.