#734CCF
Closest named color: Light Indigo (#6D5ACF). oklch(53.1% 0.192 292.3), rgb(115, 76, 207).
Aa
White text reads best on this color (5.73:1).
About this color
#734CCF is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.192 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.031 away. White text reads best on it, at 5.73:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.192) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.66:1 |
| White text | 5.73:1 |
Values
| HEX | #734CCF |
| RGB | rgb(115, 76, 207) |
| HSL | hsl(258, 58%, 55%) |
| OKLCH | oklch(53.1% 0.192 292.3) |
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 #734CCF | 5.73:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #734CCF | 3.66:1 | AA large text | Lc 25.9 | Dividers and decoration only |
| #734CCF text on white | 5.73:1 | AA | Lc 78.2 | Fine for body text |
| #734CCF text on black | 3.66:1 | AA large text | Lc -23.6 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#D9D4F7
oklch(88.5% 0.048 291.9)
-
Step 300
300
#C1B7F4
oklch(80.9% 0.086 291.9)
-
Step 400
400
#A38FEF
oklch(70.7% 0.138 292.1)
-
Step 500
500
#8F70E9
oklch(63.2% 0.176 292.4)
-
Step 600
600 (this color)
#734CCF
oklch(53.1% 0.192 292.3)
-
Step 700
700
#6743BB
oklch(49% 0.179 292.3)
-
Step 800
800
#543897
oklch(42.6% 0.148 292.6)
-
Step 900
900
#453278
oklch(37.7% 0.115 292.5)
-
Step 950
950
#281E47
oklch(27% 0.074 292)
#734CCF 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) | #0068D3 | 0.116 |
| Deuteranopia (no green cones) | #0064CC | 0.116 |
| Tritanopia (no blue cones) | #586B87 | 0.154 |
| Achromatopsia (no color) | #666666 | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #734CCF
#734CCF
oklch(53.1% 0.192 292.3)
- #6E7200
#6E7200
oklch(53.1% 0.118 112.2)
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 #734CCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.031
- Slate Blue #6A5ACD ΔE 0.033
- Iris #6258C4 ΔE 0.040
- Bluey Purple #6241C7 ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.045
- Purpley #8756E4 ΔE 0.052
- Burple #6832E3 ΔE 0.060
- Warm Blue #4B57DB ΔE 0.065
Use #734CCF 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.