#5743BB
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(47.5% 0.18 284.9), rgb(87, 67, 187).
Aa
White text reads best on this color (7.17:1).
About this color
#5743BB is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.180 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.024 away. White text reads best on it, at 7.17:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.180) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #5743BB |
| RGB | rgb(87, 67, 187) |
| HSL | hsl(250, 47%, 50%) |
| OKLCH | oklch(47.5% 0.18 284.9) |
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 #5743BB | 7.17:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #5743BB | 2.92:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #5743BB text on white | 7.17:1 | AAA | Lc 84.4 | Fine for body text |
| #5743BB text on black | 2.92:1 | Fails | Lc -17.6 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D5D5F9
oklch(88.4% 0.049 285.3)
-
Step 300
300
#BAB9F7
oklch(80.8% 0.087 285)
-
Step 400
400
#9893F3
oklch(70.7% 0.138 284.7)
-
Step 500
500
#8174EF
oklch(63.1% 0.178 284.9)
-
Step 600
600
#6C59DD
oklch(55.5% 0.193 284.8)
-
Step 700
700 (this color)
#5743BB
oklch(47.5% 0.18 284.9)
-
Step 800
800
#4A3C9B
oklch(42.7% 0.148 284.9)
-
Step 900
900
#3D357C
oklch(37.8% 0.116 284.5)
-
Step 950
950
#241F48
oklch(26.9% 0.074 285.9)
#5743BB 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) | #005BBF | 0.086 |
| Deuteranopia (no green cones) | #0054B9 | 0.082 |
| Tritanopia (no blue cones) | #2D6079 | 0.149 |
| Achromatopsia (no color) | #575757 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5743BB
#5743BB
oklch(47.5% 0.18 284.9)
- #655F00
#655F00
oklch(47.6% 0.101 105.3)
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 #5743BB, 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 0.024
- Bluey Purple #6241C7 ΔE 0.026
- Blurple #5539CC ΔE 0.033
- Majorelle Blue #3F37C9 ΔE 0.053
- Iris #6258C4 ΔE 0.055
- Purple Blue #5D21D0 ΔE 0.061
- Blueberry #464196 ΔE 0.066
- Warm Blue #4B57DB ΔE 0.067
Use #5743BB 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.