#743EA4
Closest named color: Rebecca Purple (#663399). oklch(48% 0.161 305.6), rgb(116, 62, 164).
Aa
White text reads best on this color (7.07:1).
About this color
#743EA4 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.161 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.040 away. White text reads best on it, at 7.07:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.96:1 |
| White text | 7.07:1 |
Values
| HEX | #743EA4 |
| RGB | rgb(116, 62, 164) |
| HSL | hsl(272, 45%, 44%) |
| OKLCH | oklch(48% 0.161 305.6) |
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 #743EA4 | 7.07:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #743EA4 | 2.96:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #743EA4 text on white | 7.07:1 | AAA | Lc 84.1 | Fine for body text |
| #743EA4 text on black | 2.96:1 | Fails | Lc -17.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F6
oklch(93.5% 0.023 305.6)
-
Step 200
200
#E0D2F0
oklch(88.4% 0.043 306.5)
-
Step 300
300
#CDB4E9
oklch(80.9% 0.078 306.1)
-
Step 400
400
#B38CDE
oklch(70.7% 0.123 305.3)
-
Step 500
500
#A16CD5
oklch(63.1% 0.16 305.6)
-
Step 600
600
#8C51C2
oklch(55.5% 0.173 305.6)
-
Step 700
700 (this color)
#743EA4
oklch(48% 0.161 305.6)
-
Step 800
800
#613788
oklch(42.8% 0.133 305.4)
-
Step 900
900
#4F306D
oklch(37.7% 0.105 305.4)
-
Step 950
950
#2E1D40
oklch(27% 0.066 304.8)
#743EA4 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) | #0457A7 | 0.134 |
| Deuteranopia (no green cones) | #2859A2 | 0.120 |
| Tritanopia (no blue cones) | #6C536B | 0.117 |
| Achromatopsia (no color) | #585858 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743EA4
#743EA4
oklch(48% 0.161 305.6)
- #4D6900
#4D6900
oklch(48.1% 0.122 125.7)
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 #743EA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.040
- Bluey Purple #6241C7 ΔE 0.065
- Light Eggplant #894585 ΔE 0.071
- Purply #983FB2 ΔE 0.072
- Warm Purple #952E8F ΔE 0.075
- Grape #7209B7 ΔE 0.076
- Iris #6258C4 ΔE 0.078
- Blue With A Hint Of Purple #533CC6 ΔE 0.083
Use #743EA4 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.