#4743A0
Closest named color: Blueberry (#464196). oklch(44.1% 0.146 280.5), rgb(71, 67, 160).
Aa
White text reads best on this color (8.14:1).
About this color
#4743A0 is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.146 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.017 away. White text reads best on it, at 8.14:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #4743A0 |
| RGB | rgb(71, 67, 160) |
| HSL | hsl(243, 41%, 45%) |
| OKLCH | oklch(44.1% 0.146 280.5) |
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 #4743A0 | 8.14:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #4743A0 | 2.57:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #4743A0 text on white | 8.14:1 | AAA | Lc 87.9 | Fine for body text |
| #4743A0 text on black | 2.57:1 | Fails | Lc -14.3 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D3D6F9
oklch(88.5% 0.048 281.5)
-
Step 300
300
#B6BBF7
oklch(80.9% 0.085 280.6)
-
Step 400
400
#9195F4
oklch(70.7% 0.138 280.4)
-
Step 500
500
#7978EF
oklch(63.2% 0.174 280.6)
-
Step 600
600
#645DDE
oklch(55.6% 0.19 280.7)
-
Step 700
700
#534CC0
oklch(49.1% 0.176 280.4)
-
Step 800
800 (this color)
#4743A0
oklch(44.1% 0.146 280.5)
-
Step 900
900
#38377C
oklch(37.8% 0.114 280.1)
-
Step 950
950
#212148
oklch(27.1% 0.071 280.6)
#4743A0 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) | #0053A3 | 0.066 |
| Deuteranopia (no green cones) | #004C9E | 0.063 |
| Tritanopia (no blue cones) | #1D596B | 0.126 |
| Achromatopsia (no color) | #4F4F4F | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4743A0
#4743A0
oklch(44.1% 0.146 280.5)
- #5E5300
#5E5300
oklch(43.9% 0.092 100.5)
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 #4743A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.017
- Dark Slate Blue #483D8B ΔE 0.036
- Twilight #4E518B ΔE 0.056
- Cobalt #1E488F ΔE 0.058
- Rebecca Purple #663399 ΔE 0.062
- Sapphire #2138AB ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Dusk Blue #26538D ΔE 0.066
Use #4743A0 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.