#743AAB
Closest named color: Rebecca Purple (#663399). oklch(48% 0.174 304.1), rgb(116, 58, 171).
Aa
White text reads best on this color (7.15:1).
About this color
#743AAB is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.174 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.042 away. White text reads best on it, at 7.15:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.93:1 |
| White text | 7.15:1 |
Values
| HEX | #743AAB |
| RGB | rgb(116, 58, 171) |
| HSL | hsl(271, 49%, 45%) |
| OKLCH | oklch(48% 0.174 304.1) |
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 #743AAB | 7.15:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #743AAB | 2.93:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #743AAB text on white | 7.15:1 | AAA | Lc 84.2 | Fine for body text |
| #743AAB text on black | 2.93:1 | Fails | Lc -17.7 | 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
#EDE6F8
oklch(93.6% 0.025 303.5)
-
Step 200
200
#E0D2F3
oklch(88.5% 0.047 304.6)
-
Step 300
300
#CCB3ED
oklch(80.8% 0.085 304.2)
-
Step 400
400
#B38AE4
oklch(70.7% 0.134 304.2)
-
Step 500
500
#A16ADD
oklch(63.2% 0.172 304)
-
Step 600
600
#8C4ECA
oklch(55.6% 0.187 304)
-
Step 700
700 (this color)
#743AAB
oklch(48% 0.174 304.1)
-
Step 800
800
#61348D
oklch(42.7% 0.143 304.3)
-
Step 900
900
#4F2E71
oklch(37.6% 0.113 304.2)
-
Step 950
950
#2E1C42
oklch(27% 0.071 303.9)
#743AAB 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) | #0056AE | 0.137 |
| Deuteranopia (no green cones) | #1558A9 | 0.133 |
| Tritanopia (no blue cones) | #6A536D | 0.128 |
| Achromatopsia (no color) | #585858 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743AAB
#743AAB
oklch(48% 0.174 304.1)
- #506800
#506800
oklch(48% 0.119 123.9)
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 #743AAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Bluey Purple #6241C7 ΔE 0.057
- Grape #7209B7 ΔE 0.063
- Purply #983FB2 ΔE 0.072
- Blue With A Hint Of Purple #533CC6 ΔE 0.075
- Iris #6258C4 ΔE 0.078
- Blurple #5539CC ΔE 0.079
- Warm Purple #952E8F ΔE 0.081
Use #743AAB 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.