#734DB9
Closest named color: Iris (#6258C4). oklch(51.6% 0.164 296.4), rgb(115, 77, 185).
Aa
White text reads best on this color (6.01:1).
About this color
#734DB9 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.164 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.038 away. White text reads best on it, at 6.01:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.49:1 |
| White text | 6.01:1 |
Values
| HEX | #734DB9 |
| RGB | rgb(115, 77, 185) |
| HSL | hsl(261, 44%, 51%) |
| OKLCH | oklch(51.6% 0.164 296.4) |
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 #734DB9 | 6.01:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #734DB9 | 3.49:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #734DB9 text on white | 6.01:1 | AA | Lc 79.7 | Fine for body text |
| #734DB9 text on black | 3.49:1 | AA large text | Lc -22.1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F8
oklch(93.6% 0.023 296.7)
-
Step 200
200
#DBD4F4
oklch(88.5% 0.044 295.5)
-
Step 300
300
#C5B7EE
oklch(81% 0.078 296.3)
-
Step 400
400
#A88FE6
oklch(70.7% 0.127 296.2)
-
Step 500
500
#9471DF
oklch(63.2% 0.162 296.1)
-
Step 600
600
#7F56CC
oklch(55.6% 0.176 296.2)
-
Step 700
700 (this color)
#734DB9
oklch(51.6% 0.164 296.4)
-
Step 800
800
#583A8F
oklch(42.8% 0.135 296.5)
-
Step 900
900
#483372
oklch(37.8% 0.105 296.4)
-
Step 950
950
#2A1E43
oklch(27% 0.067 296.6)
#734DB9 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) | #0F64BD | 0.115 |
| Deuteranopia (no green cones) | #2262B7 | 0.107 |
| Tritanopia (no blue cones) | #62647B | 0.129 |
| Achromatopsia (no color) | #636363 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #734DB9
#734DB9
oklch(51.6% 0.164 296.4)
- #647000
#647000
oklch(51.7% 0.119 116.9)
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 #734DB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.038
- Slate Blue #6A5ACD ΔE 0.043
- Light Indigo #6D5ACF ΔE 0.044
- Bluey Purple #6241C7 ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.065
- Purply #983FB2 ΔE 0.072
- Blue With A Hint Of Purple #533CC6 ΔE 0.073
Use #734DB9 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.