#743FB7
Closest named color: Bluey Purple (#6241C7). oklch(49.5% 0.181 300.1), rgb(116, 63, 183).
Aa
White text reads best on this color (6.69:1).
About this color
#743FB7 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.181 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.042 away. White text reads best on it, at 6.69:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.13:1 |
| White text | 6.69:1 |
Values
| HEX | #743FB7 |
| RGB | rgb(116, 63, 183) |
| HSL | hsl(267, 49%, 48%) |
| OKLCH | oklch(49.5% 0.181 300.1) |
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 #743FB7 | 6.69:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #743FB7 | 3.13:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #743FB7 text on white | 6.69:1 | AA | Lc 82.5 | Fine for body text |
| #743FB7 text on black | 3.13:1 | AA large text | Lc -19.4 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DED2F5
oklch(88.4% 0.049 301)
-
Step 300
300
#C9B4F1
oklch(80.9% 0.087 300.2)
-
Step 400
400
#AF8BEA
oklch(70.8% 0.139 300.3)
-
Step 500
500
#9C6AE4
oklch(63.1% 0.18 300.2)
-
Step 600
600
#874ED2
oklch(55.6% 0.195 299.9)
-
Step 700
700 (this color)
#743FB7
oklch(49.5% 0.181 300.1)
-
Step 800
800
#5D3493
oklch(42.7% 0.15 299.9)
-
Step 900
900
#4C2F75
oklch(37.7% 0.116 300)
-
Step 950
950
#2C1C45
oklch(26.9% 0.075 299.4)
#743FB7 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) | #005CBB | 0.131 |
| Deuteranopia (no green cones) | #005BB4 | 0.132 |
| Tritanopia (no blue cones) | #655A75 | 0.137 |
| Achromatopsia (no color) | #5C5C5C | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743FB7
#743FB7
oklch(49.5% 0.181 300.1)
- #5A6B00
#5A6B00
oklch(49.6% 0.118 120)
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 #743FB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.042
- Rebecca Purple #663399 ΔE 0.060
- Iris #6258C4 ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
- Slate Blue #6A5ACD ΔE 0.067
- Light Indigo #6D5ACF ΔE 0.067
- Blurple #5539CC ΔE 0.068
- Grape #7209B7 ΔE 0.069
Use #743FB7 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.