#745BC4
Closest named color: Light Indigo (#6D5ACF). oklch(54.8% 0.157 291.3), rgb(116, 91, 196).
Aa
White text reads best on this color (5.20:1).
About this color
#745BC4 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.157 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.021 away. White text reads best on it, at 5.20:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.03:1 |
| White text | 5.20:1 |
Values
| HEX | #745BC4 |
| RGB | rgb(116, 91, 196) |
| HSL | hsl(254, 47%, 56%) |
| OKLCH | oklch(54.8% 0.157 291.3) |
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 #745BC4 | 5.20:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #745BC4 | 4.03:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #745BC4 text on white | 5.20:1 | AA | Lc 75.5 | Fine for body text |
| #745BC4 text on black | 4.03:1 | AA large text | Lc -26.2 | 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 600.
-
Step 50
50
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D9D5F2
oklch(88.5% 0.04 291.9)
-
Step 300
300
#C0B9EC
oklch(80.9% 0.072 291)
-
Step 400
400
#A193E2
oklch(70.6% 0.114 291.3)
-
Step 500
500
#8B77D9
oklch(63.1% 0.144 291.1)
-
Step 600
600 (this color)
#745BC4
oklch(54.8% 0.157 291.3)
-
Step 700
700
#644CAC
oklch(49.1% 0.147 291.5)
-
Step 800
800
#513F8B
oklch(42.7% 0.121 291.3)
-
Step 900
900
#43366F
oklch(37.6% 0.095 291.7)
-
Step 950
950
#272041
oklch(26.9% 0.06 291.6)
#745BC4 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) | #2A6EC8 | 0.093 |
| Deuteranopia (no green cones) | #2F6AC2 | 0.089 |
| Tritanopia (no blue cones) | #5E7187 | 0.128 |
| Achromatopsia (no color) | #6D6D6D | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #745BC4
#745BC4
oklch(54.8% 0.157 291.3)
- #747700
#747700
oklch(54.8% 0.121 111.5)
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 #745BC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.021
- Slate Blue #6A5ACD ΔE 0.022
- Dark Periwinkle #665FD1 ΔE 0.030
- Iris #6258C4 ΔE 0.031
- Deep Lavender #8D5EB7 ΔE 0.049
- Purpley #8756E4 ΔE 0.059
- Bluey Purple #6241C7 ΔE 0.069
- Amethyst #9B5FC0 ΔE 0.069
Use #745BC4 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.