#5B4ABC
Closest named color: Bluey Purple (#6241C7). oklch(49.1% 0.172 284.9), rgb(91, 74, 188).
Aa
White text reads best on this color (6.66:1).
About this color
#5B4ABC is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.172 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.027 away. White text reads best on it, at 6.66:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.15:1 |
| White text | 6.66:1 |
Values
| HEX | #5B4ABC |
| RGB | rgb(91, 74, 188) |
| HSL | hsl(249, 46%, 51%) |
| OKLCH | oklch(49.1% 0.172 284.9) |
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 #5B4ABC | 6.66:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #5B4ABC | 3.15:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #5B4ABC text on white | 6.66:1 | AA | Lc 82.5 | Fine for body text |
| #5B4ABC text on black | 3.15:1 | AA large text | Lc -19.4 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D5D6F7
oklch(88.6% 0.045 284.1)
-
Step 300
300
#BABAF5
oklch(81% 0.083 284.4)
-
Step 400
400
#9893F0
oklch(70.6% 0.134 284.9)
-
Step 500
500
#8176EA
oklch(63.1% 0.169 284.8)
-
Step 600
600
#6C5BD9
oklch(55.6% 0.185 284.8)
-
Step 700
700 (this color)
#5B4ABC
oklch(49.1% 0.172 284.9)
-
Step 800
800
#4A3E98
oklch(42.8% 0.142 284.8)
-
Step 900
900
#3D3679
oklch(37.8% 0.11 284.5)
-
Step 950
950
#242047
oklch(27.1% 0.07 285.3)
#5B4ABC 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) | #0060C0 | 0.086 |
| Deuteranopia (no green cones) | #0059BA | 0.084 |
| Tritanopia (no blue cones) | #35657C | 0.144 |
| Achromatopsia (no color) | #5C5C5C | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4ABC
#5B4ABC
oklch(49.1% 0.172 284.9)
- #6A6300
#6A6300
oklch(49.1% 0.104 104.8)
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 #5B4ABC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.027
- Blue With A Hint Of Purple #533CC6 ΔE 0.037
- Iris #6258C4 ΔE 0.037
- Blurple #5539CC ΔE 0.045
- Slate Blue #6A5ACD ΔE 0.052
- Light Indigo #6D5ACF ΔE 0.057
- Warm Blue #4B57DB ΔE 0.058
- Dark Periwinkle #665FD1 ΔE 0.061
Use #5B4ABC 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.