#5733A1
Closest named color: Rebecca Purple (#663399). oklch(43% 0.168 293), rgb(87, 51, 161).
Aa
White text reads best on this color (8.77:1).
About this color
#5733A1 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.168 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.032 away. White text reads best on it, at 8.77:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.39:1 |
| White text | 8.77:1 |
Values
| HEX | #5733A1 |
| RGB | rgb(87, 51, 161) |
| HSL | hsl(260, 52%, 42%) |
| OKLCH | oklch(43% 0.168 293) |
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 #5733A1 | 8.77:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #5733A1 | 2.39:1 | Fails | Lc 14.5 | Not readable |
| #5733A1 text on white | 8.77:1 | AAA | Lc 89.5 | Fine for body text |
| #5733A1 text on black | 2.39:1 | Fails | Lc -12.8 | Not readable |
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
#EAE7FC
oklch(93.7% 0.028 292.4)
-
Step 200
200
#DAD3FB
oklch(88.5% 0.055 293.3)
-
Step 300
300
#C3B5FB
oklch(81% 0.098 293.2)
-
Step 400
400
#A58BF9
oklch(70.7% 0.158 292.8)
-
Step 500
500
#9269F5
oklch(63.1% 0.201 293.3)
-
Step 600
600
#7D4BE4
oklch(55.5% 0.219 292.9)
-
Step 700
700
#6A3BC6
oklch(49.1% 0.202 292.9)
-
Step 800
800 (this color)
#5733A1
oklch(43% 0.168 293)
-
Step 900
900
#472E7F
oklch(37.8% 0.131 293.4)
-
Step 950
950
#291C4A
oklch(27% 0.082 293.1)
#5733A1 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) | #004CA4 | 0.100 |
| Deuteranopia (no green cones) | #00499F | 0.099 |
| Tritanopia (no blue cones) | #414E66 | 0.132 |
| Achromatopsia (no color) | #4B4B4B | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5733A1
#5733A1
oklch(43% 0.168 293)
- #505500
#505500
oklch(43% 0.096 113.6)
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 #5733A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.032
- Blueberry #464196 ΔE 0.044
- Dark Slate Blue #483D8B ΔE 0.049
- Chrysanthemum #560BAD ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.063
- Imperial Purple #480CA8 ΔE 0.065
- Bluey Purple #6241C7 ΔE 0.070
- Blurple #5539CC ΔE 0.070
Use #5733A1 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.