#743FAC
Closest named color: Rebecca Purple (#663399). oklch(48.7% 0.168 303), rgb(116, 63, 172).
Aa
White text reads best on this color (6.88:1).
About this color
#743FAC is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.168 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.048 away. White text reads best on it, at 6.88:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 3.04:1 |
| White text | 6.88:1 |
Values
| HEX | #743FAC |
| RGB | rgb(116, 63, 172) |
| HSL | hsl(269, 46%, 46%) |
| OKLCH | oklch(48.7% 0.168 303) |
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 #743FAC | 6.88:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #743FAC | 3.04:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #743FAC text on white | 6.88:1 | AA | Lc 83.3 | Fine for body text |
| #743FAC text on black | 3.04:1 | AA large text | Lc -18.6 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F7
oklch(93.5% 0.024 304.5)
-
Step 200
200
#DFD2F2
oklch(88.4% 0.046 303.9)
-
Step 300
300
#CBB4ED
oklch(80.9% 0.083 303)
-
Step 400
400
#B18BE3
oklch(70.6% 0.131 303.1)
-
Step 500
500
#9E6CDB
oklch(63.1% 0.166 302.7)
-
Step 600
600
#8A50C8
oklch(55.5% 0.181 303.3)
-
Step 700
700 (this color)
#743FAC
oklch(48.7% 0.168 303)
-
Step 800
800
#5F368C
oklch(42.7% 0.139 302.9)
-
Step 900
900
#4E3070
oklch(37.8% 0.108 303.2)
-
Step 950
950
#2D1D42
oklch(27.1% 0.068 302)
#743FAC 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) | #0059AF | 0.133 |
| Deuteranopia (no green cones) | #1E5AAA | 0.124 |
| Tritanopia (no blue cones) | #695670 | 0.123 |
| Achromatopsia (no color) | #5A5A5A | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743FAC
#743FAC
oklch(48.7% 0.168 303)
- #536A00
#536A00
oklch(48.8% 0.12 123.2)
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 #743FAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.048
- Bluey Purple #6241C7 ΔE 0.055
- Iris #6258C4 ΔE 0.069
- Purply #983FB2 ΔE 0.069
- Grape #7209B7 ΔE 0.072
- Blue With A Hint Of Purple #533CC6 ΔE 0.075
- Slate Blue #6A5ACD ΔE 0.076
- Light Indigo #6D5ACF ΔE 0.078
Use #743FAC 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.