#736ACB
Closest named color: Dark Periwinkle (#665FD1). oklch(57.8% 0.145 285.1), rgb(115, 106, 203).
Aa
Black text reads best on this color (4.65:1).
About this color
#736ACB is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.145 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.038 away. Black text reads best on it, at 4.65:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.65:1 |
| White text | 4.51:1 |
Values
| HEX | #736ACB |
| RGB | rgb(115, 106, 203) |
| HSL | hsl(246, 48%, 61%) |
| OKLCH | oklch(57.8% 0.145 285.1) |
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 #736ACB | 4.51:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #736ACB | 4.65:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #736ACB text on white | 4.51:1 | AA | Lc 71.2 | Content text, not long reading |
| #736ACB text on black | 4.65:1 | AA | Lc -30.5 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D6D6F1
oklch(88.4% 0.037 285.6)
-
Step 300
300
#BCBBEA
oklch(80.9% 0.066 285.8)
-
Step 400
400
#9A97DF
oklch(70.7% 0.104 285.3)
-
Step 500
500
#827CD6
oklch(63.1% 0.133 284.9)
-
Step 600
600 (this color)
#736ACB
oklch(57.8% 0.145 285.1)
-
Step 700
700
#5B52A9
oklch(49.2% 0.135 285)
-
Step 800
800
#4A4389
oklch(42.6% 0.113 285.1)
-
Step 900
900
#3E396D
oklch(37.6% 0.087 285.8)
-
Step 950
950
#242240
oklch(27% 0.055 285.1)
#736ACB 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) | #4379CF | 0.065 |
| Deuteranopia (no green cones) | #4074C9 | 0.065 |
| Tritanopia (no blue cones) | #587E91 | 0.123 |
| Achromatopsia (no color) | #767676 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #736ACB
#736ACB
oklch(57.8% 0.145 285.1)
- #857D00
#857D00
oklch(57.8% 0.123 105.1)
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 #736ACB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.038
- Light Indigo #6D5ACF ΔE 0.042
- Slate Blue #6A5ACD ΔE 0.044
- Iris #6258C4 ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.055
- Medium Slate Blue #7B68EE ΔE 0.055
- Medium Purple #9370DB ΔE 0.059
- Deep Lilac #966EBD ΔE 0.063
Use #736ACB 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.