#5740AB
Closest named color: Blueberry (#464196). oklch(45.8% 0.163 288.1), rgb(87, 64, 171).
Aa
White text reads best on this color (7.70:1).
About this color
#5740AB is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.163 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.044 away. White text reads best on it, at 7.70:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.163) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #5740AB |
| RGB | rgb(87, 64, 171) |
| HSL | hsl(253, 46%, 46%) |
| OKLCH | oklch(45.8% 0.163 288.1) |
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 #5740AB | 7.70:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #5740AB | 2.72:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #5740AB text on white | 7.70:1 | AAA | Lc 86.3 | Fine for body text |
| #5740AB text on black | 2.72:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E7FC
oklch(93.5% 0.028 288)
-
Step 200
200
#D7D4FB
oklch(88.5% 0.053 288.8)
-
Step 300
300
#BDB7FB
oklch(80.9% 0.095 288.1)
-
Step 400
400
#9D8FF9
oklch(70.7% 0.152 287.9)
-
Step 500
500
#886EF6
oklch(63.1% 0.195 288.3)
-
Step 600
600
#7351E5
oklch(55.5% 0.213 288)
-
Step 700
700
#6141C7
oklch(49.1% 0.197 287.9)
-
Step 800
800 (this color)
#5740AB
oklch(45.8% 0.163 288.1)
-
Step 900
900
#413180
oklch(37.7% 0.128 288)
-
Step 950
950
#261E4B
oklch(27.1% 0.08 288)
#5740AB 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) | #0055AE | 0.089 |
| Deuteranopia (no green cones) | #0050A9 | 0.087 |
| Tritanopia (no blue cones) | #3A596F | 0.135 |
| Achromatopsia (no color) | #535353 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5740AB
#5740AB
oklch(45.8% 0.163 288.1)
- #5D5B00
#5D5B00
oklch(45.8% 0.099 108.3)
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 #5740AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.044
- Blue With A Hint Of Purple #533CC6 ΔE 0.044
- Rebecca Purple #663399 ΔE 0.047
- Bluey Purple #6241C7 ΔE 0.048
- Blurple #5539CC ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.058
- Majorelle Blue #3F37C9 ΔE 0.066
- Iris #6258C4 ΔE 0.071
Use #5740AB 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.