#5B4AB0
Closest named color: Bluey Purple (#6241C7). oklch(48.2% 0.156 286.7), rgb(91, 74, 176).
Aa
White text reads best on this color (6.88:1).
About this color
#5B4AB0 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.156 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.042 away. White text reads best on it, at 6.88:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.05:1 |
| White text | 6.88:1 |
Values
| HEX | #5B4AB0 |
| RGB | rgb(91, 74, 176) |
| HSL | hsl(250, 41%, 49%) |
| OKLCH | oklch(48.2% 0.156 286.7) |
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 #5B4AB0 | 6.88:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #5B4AB0 | 3.05:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #5B4AB0 text on white | 6.88:1 | AA | Lc 83.5 | Fine for body text |
| #5B4AB0 text on black | 3.05:1 | AA large text | Lc -18.5 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D6D6F4
oklch(88.5% 0.041 285.5)
-
Step 300
300
#BCBAF0
oklch(80.9% 0.076 286.3)
-
Step 400
400
#9B94E8
oklch(70.6% 0.121 286.7)
-
Step 500
500
#8478E1
oklch(63.1% 0.154 286.3)
-
Step 600
600
#6F5ECF
oklch(55.6% 0.168 286.5)
-
Step 700
700 (this color)
#5B4AB0
oklch(48.2% 0.156 286.7)
-
Step 800
800
#4C4091
oklch(42.8% 0.129 286.4)
-
Step 900
900
#3F3774
oklch(37.8% 0.101 286.5)
-
Step 950
950
#252144
oklch(27.2% 0.063 286.6)
#5B4AB0 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) | #005DB3 | 0.087 |
| Deuteranopia (no green cones) | #0057AE | 0.085 |
| Tritanopia (no blue cones) | #3E6176 | 0.129 |
| Achromatopsia (no color) | #5A5A5A | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4AB0
#5B4AB0
oklch(48.2% 0.156 286.7)
- #666100
#666100
oklch(48.2% 0.103 106.2)
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 #5B4AB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.042
- Iris #6258C4 ΔE 0.046
- Blue With A Hint Of Purple #533CC6 ΔE 0.049
- Blurple #5539CC ΔE 0.058
- Blueberry #464196 ΔE 0.059
- Rebecca Purple #663399 ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.063
- Twilight #4E518B ΔE 0.068
Use #5B4AB0 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.