#5739AD
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(44.8% 0.175 289.3), rgb(87, 57, 173).
Aa
White text reads best on this color (8.09:1).
About this color
#5739AD is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.175 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.041 away. White text reads best on it, at 8.09:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.175) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 2.59:1 |
| White text | 8.09:1 |
Values
| HEX | #5739AD |
| RGB | rgb(87, 57, 173) |
| HSL | hsl(256, 50%, 45%) |
| OKLCH | oklch(44.8% 0.175 289.3) |
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 #5739AD | 8.09:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #5739AD | 2.59:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #5739AD text on white | 8.09:1 | AAA | Lc 87.5 | Fine for body text |
| #5739AD text on black | 2.59:1 | Fails | Lc -14.7 | 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
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D7D4FD
oklch(88.5% 0.056 288.5)
-
Step 300
300
#BEB6FF
oklch(80.9% 0.102 288.9)
-
Step 400
400
#9F8CFF
oklch(70.7% 0.164 289.1)
-
Step 500
500
#8B6AFD
oklch(63.2% 0.209 289.4)
-
Step 600
600
#774BEC
oklch(55.6% 0.228 289.4)
-
Step 700
700
#643BCD
oklch(49.1% 0.211 289.1)
-
Step 800
800 (this color)
#5739AD
oklch(44.8% 0.175 289.3)
-
Step 900
900
#432E83
oklch(37.7% 0.136 289.6)
-
Step 950
950
#271C4D
oklch(27% 0.087 289.7)
#5739AD 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) | #0052B1 | 0.094 |
| Deuteranopia (no green cones) | #004DAB | 0.092 |
| Tritanopia (no blue cones) | #3A566E | 0.142 |
| Achromatopsia (no color) | #505050 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5739AD
#5739AD
oklch(44.8% 0.175 289.3)
- #595900
#595900
oklch(44.9% 0.098 109.8)
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 #5739AD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.041
- Rebecca Purple #663399 ΔE 0.044
- Bluey Purple #6241C7 ΔE 0.049
- Blueberry #464196 ΔE 0.049
- Blurple #5539CC ΔE 0.050
- Majorelle Blue #3F37C9 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.061
- Chrysanthemum #560BAD ΔE 0.063
Use #5739AD 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.