#734CC3
Closest named color: Slate Blue (#6A5ACD). oklch(52.2% 0.178 294.5), rgb(115, 76, 195).
Aa
White text reads best on this color (5.91:1).
About this color
#734CC3 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.178 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.036 away. White text reads best on it, at 5.91:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 3.55:1 |
| White text | 5.91:1 |
Values
| HEX | #734CC3 |
| RGB | rgb(115, 76, 195) |
| HSL | hsl(260, 50%, 53%) |
| OKLCH | oklch(52.2% 0.178 294.5) |
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 #734CC3 | 5.91:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #734CC3 | 3.55:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #734CC3 text on white | 5.91:1 | AA | Lc 79.2 | Fine for body text |
| #734CC3 text on black | 3.55:1 | AA large text | Lc -22.7 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DAD4F6
oklch(88.5% 0.047 293.5)
-
Step 300
300
#C4B6F3
oklch(80.9% 0.086 294.9)
-
Step 400
400
#A78EED
oklch(70.7% 0.137 294.7)
-
Step 500
500
#926EE7
oklch(63% 0.176 294.5)
-
Step 600
600
#7E53D5
oklch(55.6% 0.191 294.6)
-
Step 700
700 (this color)
#734CC3
oklch(52.2% 0.178 294.5)
-
Step 800
800
#573895
oklch(42.8% 0.146 294.8)
-
Step 900
900
#473177
oklch(37.7% 0.115 294.8)
-
Step 950
950
#291E46
oklch(27.1% 0.072 293.7)
#734CC3 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) | #0065C7 | 0.118 |
| Deuteranopia (no green cones) | #0362C0 | 0.117 |
| Tritanopia (no blue cones) | #5E6780 | 0.142 |
| Achromatopsia (no color) | #646464 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #734CC3
#734CC3
oklch(52.2% 0.178 294.5)
- #687000
#687000
oklch(52% 0.118 114.6)
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 #734CC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.036
- Light Indigo #6D5ACF ΔE 0.036
- Iris #6258C4 ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.049
- Purpley #8756E4 ΔE 0.065
- Blue With A Hint Of Purple #533CC6 ΔE 0.068
- Deep Lavender #8D5EB7 ΔE 0.070
Use #734CC3 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.