#736ED1
Closest named color: Dark Periwinkle (#665FD1). oklch(59% 0.148 283.2), rgb(115, 110, 209).
Aa
Black text reads best on this color (4.88:1).
About this color
#736ED1 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.148 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.044 away. Black text reads best on it, at 4.88:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.88:1 |
| White text | 4.30:1 |
Values
| HEX | #736ED1 |
| RGB | rgb(115, 110, 209) |
| HSL | hsl(243, 52%, 63%) |
| OKLCH | oklch(59% 0.148 283.2) |
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 #736ED1 | 4.30:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #736ED1 | 4.88:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #736ED1 text on white | 4.30:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #736ED1 text on black | 4.88:1 | AA | Lc -32.1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEB
oklch(81% 0.066 282.9)
-
Step 400
400
#9798E1
oklch(70.7% 0.106 282.7)
-
Step 500
500
#7F7CD8
oklch(63% 0.136 283.2)
-
Step 600
600 (this color)
#736ED1
oklch(59% 0.148 283.2)
-
Step 700
700
#5852AB
oklch(49% 0.138 283.1)
-
Step 800
800
#48448A
oklch(42.7% 0.113 283.1)
-
Step 900
900
#3C3A6F
oklch(37.8% 0.089 283)
-
Step 950
950
#232241
oklch(27% 0.057 283.4)
#736ED1 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) | #457DD5 | 0.062 |
| Deuteranopia (no green cones) | #4077CF | 0.062 |
| Tritanopia (no blue cones) | #548395 | 0.128 |
| Achromatopsia (no color) | #7A7A7A | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #736ED1
#736ED1
oklch(59% 0.148 283.2)
- #8B7F00
#8B7F00
oklch(58.9% 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 #736ED1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.044
- Medium Slate Blue #7B68EE ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.052
- Medium Purple #9370DB ΔE 0.053
- Cornflower #6A79F7 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.063
- Deep Lilac #966EBD ΔE 0.063
Use #736ED1 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.