#5B4BAC
Closest named color: Bluey Purple (#6241C7). oklch(48.1% 0.149 287), rgb(91, 75, 172).
Aa
White text reads best on this color (6.89:1).
About this color
#5B4BAC is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.149 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.049 away. White text reads best on it, at 6.89:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.04:1 |
| White text | 6.89:1 |
Values
| HEX | #5B4BAC |
| RGB | rgb(91, 75, 172) |
| HSL | hsl(250, 39%, 48%) |
| OKLCH | oklch(48.1% 0.149 287) |
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 #5B4BAC | 6.89:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #5B4BAC | 3.04:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #5B4BAC text on white | 6.89:1 | AA | Lc 83.5 | Fine for body text |
| #5B4BAC text on black | 3.04:1 | AA large text | Lc -18.4 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D7D6F3
oklch(88.6% 0.04 287.1)
-
Step 300
300
#BDBAEE
oklch(80.9% 0.073 287.3)
-
Step 400
400
#9C95E5
oklch(70.7% 0.116 287.1)
-
Step 500
500
#8579DD
oklch(63.2% 0.147 286.9)
-
Step 600
600
#705FCB
oklch(55.6% 0.161 287.2)
-
Step 700
700 (this color)
#5B4BAC
oklch(48.1% 0.149 287)
-
Step 800
800
#4C418E
oklch(42.8% 0.123 286.5)
-
Step 900
900
#3F3771
oklch(37.6% 0.096 287.1)
-
Step 950
950
#252142
oklch(27% 0.06 287.2)
#5B4BAC 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) | #115CAF | 0.081 |
| Deuteranopia (no green cones) | #0F57AA | 0.081 |
| Tritanopia (no blue cones) | #416074 | 0.123 |
| Achromatopsia (no color) | #5A5A5A | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4BAC
#5B4BAC
oklch(48.1% 0.149 287)
- #656100
#656100
oklch(48.1% 0.103 106.9)
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 #5B4BAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.049
- Iris #6258C4 ΔE 0.049
- Blue With A Hint Of Purple #533CC6 ΔE 0.056
- Blueberry #464196 ΔE 0.056
- Rebecca Purple #663399 ΔE 0.061
- Twilight #4E518B ΔE 0.061
- Blurple #5539CC ΔE 0.065
- Slate Blue #6A5ACD ΔE 0.067
Use #5B4BAC 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.