#734FD7
Closest named color: Light Indigo (#6D5ACF). oklch(54.1% 0.198 290.4), rgb(115, 79, 215).
Aa
White text reads best on this color (5.48:1).
About this color
#734FD7 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.198 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.028 away. White text reads best on it, at 5.48:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.198) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.82:1 |
| White text | 5.48:1 |
Values
| HEX | #734FD7 |
| RGB | rgb(115, 79, 215) |
| HSL | hsl(256, 63%, 58%) |
| OKLCH | oklch(54.1% 0.198 290.4) |
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 #734FD7 | 5.48:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #734FD7 | 3.82:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #734FD7 text on white | 5.48:1 | AA | Lc 76.9 | Fine for body text |
| #734FD7 text on black | 3.82:1 | AA large text | Lc -24.9 | 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
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D4F8
oklch(88.4% 0.049 290.4)
-
Step 300
300
#C0B7F7
oklch(80.9% 0.09 290.7)
-
Step 400
400
#A18FF2
oklch(70.7% 0.142 290.6)
-
Step 500
500
#8C70EE
oklch(63.2% 0.182 290.5)
-
Step 600
600 (this color)
#734FD7
oklch(54.1% 0.198 290.4)
-
Step 700
700
#6543BF
oklch(49.1% 0.184 290.6)
-
Step 800
800
#52389A
oklch(42.7% 0.152 290.7)
-
Step 900
900
#43327B
oklch(37.7% 0.119 290.2)
-
Step 950
950
#271E48
oklch(27% 0.075 290.3)
#734FD7 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) | #006CDB | 0.114 |
| Deuteranopia (no green cones) | #0066D4 | 0.112 |
| Tritanopia (no blue cones) | #546F8C | 0.160 |
| Achromatopsia (no color) | #696969 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #734FD7
#734FD7
oklch(54.1% 0.198 290.4)
- #737400
#737400
oklch(54% 0.118 110.4)
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 #734FD7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.028
- Slate Blue #6A5ACD ΔE 0.031
- Dark Periwinkle #665FD1 ΔE 0.040
- Purpley #8756E4 ΔE 0.043
- Iris #6258C4 ΔE 0.044
- Bluey Purple #6241C7 ΔE 0.050
- Burple #6832E3 ΔE 0.059
- Warm Blue #4B57DB ΔE 0.060
Use #734FD7 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.