#734FC4
Closest named color: Light Indigo (#6D5ACF). oklch(52.7% 0.175 293.7), rgb(115, 79, 196).
Aa
White text reads best on this color (5.76:1).
About this color
#734FC4 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.175 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.030 away. White text reads best on it, at 5.76:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.175) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #734FC4 |
| RGB | rgb(115, 79, 196) |
| HSL | hsl(258, 50%, 54%) |
| OKLCH | oklch(52.7% 0.175 293.7) |
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 #734FC4 | 5.76:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #734FC4 | 3.64:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #734FC4 text on white | 5.76:1 | AA | Lc 78.4 | Fine for body text |
| #734FC4 text on black | 3.64:1 | AA large text | Lc -23.4 | 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
#EAE7F8
oklch(93.5% 0.023 294.1)
-
Step 200
200
#DAD4F4
oklch(88.5% 0.044 294.1)
-
Step 300
300
#C3B7EF
oklch(80.8% 0.079 294.4)
-
Step 400
400
#A590E7
oklch(70.6% 0.126 294)
-
Step 500
500
#9072E0
oklch(63.1% 0.161 293.8)
-
Step 600
600 (this color)
#734FC4
oklch(52.7% 0.175 293.7)
-
Step 700
700
#6847B2
oklch(49.1% 0.163 293.8)
-
Step 800
800
#553B90
oklch(42.7% 0.135 294.1)
-
Step 900
900
#453473
oklch(37.7% 0.104 293.2)
-
Step 950
950
#291F43
oklch(27.1% 0.065 294.4)
#734FC4 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) | #0067C8 | 0.115 |
| Deuteranopia (no green cones) | #0E64C1 | 0.112 |
| Tritanopia (no blue cones) | #5D6982 | 0.139 |
| Achromatopsia (no color) | #666666 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #734FC4
#734FC4
oklch(52.7% 0.175 293.7)
- #6B7200
#6B7200
oklch(52.8% 0.119 114)
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 #734FC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.030
- Slate Blue #6A5ACD ΔE 0.030
- Iris #6258C4 ΔE 0.032
- Dark Periwinkle #665FD1 ΔE 0.043
- Bluey Purple #6241C7 ΔE 0.045
- Purpley #8756E4 ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.066
- Warm Blue #4B57DB ΔE 0.070
Use #734FC4 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.