#736DD9
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.3% 0.16 282.9), rgb(115, 109, 217).
Aa
Black text reads best on this color (4.91:1).
About this color
#736DD9 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.160 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.037 away. Black text reads best on it, at 4.91:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.91:1 |
| White text | 4.26:1 |
Values
| HEX | #736DD9 |
| RGB | rgb(115, 109, 217) |
| HSL | hsl(243, 59%, 64%) |
| OKLCH | oklch(59.3% 0.16 282.9) |
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 #736DD9 | 4.26:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #736DD9 | 4.91:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #736DD9 text on white | 4.26:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #736DD9 text on black | 4.91:1 | AA | Lc -32.4 | Non-text elements, placeholder text |
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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F8
oklch(93.5% 0.022 283.1)
-
Step 200
200
#D5D6F4
oklch(88.5% 0.041 284)
-
Step 300
300
#B9BBEF
oklch(80.8% 0.073 282.9)
-
Step 400
400
#9697E6
oklch(70.7% 0.115 282.5)
-
Step 500
500
#7E7BDF
oklch(63.1% 0.147 282.7)
-
Step 600
600 (this color)
#736DD9
oklch(59.3% 0.16 282.9)
-
Step 700
700
#5850B1
oklch(49.1% 0.149 283.2)
-
Step 800
800
#47428F
oklch(42.6% 0.123 282.8)
-
Step 900
900
#3B3972
oklch(37.7% 0.095 282.4)
-
Step 950
950
#232243
oklch(27.1% 0.06 283)
#736DD9 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) | #3C7EDD | 0.069 |
| Deuteranopia (no green cones) | #3677D7 | 0.070 |
| Tritanopia (no blue cones) | #508499 | 0.137 |
| Achromatopsia (no color) | #7A7A7A | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #736DD9
#736DD9
oklch(59.3% 0.16 282.9)
- #8C8000
#8C8000
oklch(59.2% 0.124 102.9)
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 #736DD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.037
- Dark Periwinkle #665FD1 ΔE 0.042
- Light Indigo #6D5ACF ΔE 0.049
- Cornflower #6A79F7 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.051
- Medium Purple #9370DB ΔE 0.051
- Purpley #8756E4 ΔE 0.061
- Iris #6258C4 ΔE 0.066
Use #736DD9 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.