#743387
Closest named color: Rebecca Purple (#663399). oklch(44.6% 0.145 317.9), rgb(116, 51, 135).
Aa
White text reads best on this color (8.18:1).
About this color
#743387 is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.145 and its hue 318°. 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 8.18:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #743387 |
| RGB | rgb(116, 51, 135) |
| HSL | hsl(286, 45%, 36%) |
| OKLCH | oklch(44.6% 0.145 317.9) |
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 #743387 | 8.18:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #743387 | 2.56:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #743387 text on white | 8.18:1 | AAA | Lc 87.8 | Fine for body text |
| #743387 text on black | 2.56:1 | Fails | Lc -14.4 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7D0EE
oklch(88.6% 0.047 318.3)
-
Step 300
300
#D8B0E5
oklch(81% 0.085 317.8)
-
Step 400
400
#C384D7
oklch(70.7% 0.135 317.8)
-
Step 500
500
#B462CC
oklch(63.2% 0.173 318.1)
-
Step 600
600
#9F45B9
oklch(55.6% 0.188 318)
-
Step 700
700
#88359F
oklch(49.1% 0.175 318.2)
-
Step 800
800 (this color)
#743387
oklch(44.6% 0.145 317.9)
-
Step 900
900
#5A2A68
oklch(37.8% 0.113 318.1)
-
Step 950
950
#35193D
oklch(27% 0.073 318.3)
#743387 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) | #1C4B8A | 0.138 |
| Deuteranopia (no green cones) | #365185 | 0.120 |
| Tritanopia (no blue cones) | #744158 | 0.092 |
| Achromatopsia (no color) | #4F4F4F | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743387
#743387
oklch(44.6% 0.145 317.9)
- #266400
#266400
oklch(44.5% 0.137 137.9)
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 #743387, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Purple #800080 ΔE 0.062
- Light Eggplant #894585 ΔE 0.063
- Warm Purple #952E8F ΔE 0.066
- Dark Magenta #8B008B ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.083
- Blueberry #464196 ΔE 0.089
- Twilight #4E518B ΔE 0.093
Use #743387 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.