#756BC5
Closest named color: Dark Periwinkle (#665FD1). oklch(57.8% 0.135 286.5), rgb(117, 107, 197).
Aa
Black text reads best on this color (4.66:1).
About this color
#756BC5 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.135 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.046 away. Black text reads best on it, at 4.66:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #756BC5 |
| RGB | rgb(117, 107, 197) |
| HSL | hsl(247, 44%, 60%) |
| OKLCH | oklch(57.8% 0.135 286.5) |
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 #756BC5 | 4.50:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #756BC5 | 4.66:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #756BC5 text on white | 4.50:1 | AA | Lc 71.1 | Content text, not long reading |
| #756BC5 text on black | 4.66:1 | AA | Lc -30.6 | 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
#E8E8F5
oklch(93.5% 0.017 286.1)
-
Step 200
200
#D7D6EF
oklch(88.5% 0.034 287.5)
-
Step 300
300
#BDBBE7
oklch(80.8% 0.062 287)
-
Step 400
400
#9C97DB
oklch(70.7% 0.098 287)
-
Step 500
500
#847DD1
oklch(63.2% 0.124 286.1)
-
Step 600
600 (this color)
#756BC5
oklch(57.8% 0.135 286.5)
-
Step 700
700
#5D53A4
oklch(49.2% 0.126 286.5)
-
Step 800
800
#4C4485
oklch(42.7% 0.105 286.7)
-
Step 900
900
#3F3A6A
oklch(37.7% 0.08 286.6)
-
Step 950
950
#25223E
oklch(27% 0.051 287.4)
#756BC5 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) | #4979C8 | 0.062 |
| Deuteranopia (no green cones) | #4874C3 | 0.060 |
| Tritanopia (no blue cones) | #5E7D8E | 0.115 |
| Achromatopsia (no color) | #777777 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #756BC5
#756BC5
oklch(57.8% 0.135 286.5)
- #837E00
#837E00
oklch(57.9% 0.124 106.9)
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 #756BC5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.046
- Light Indigo #6D5ACF ΔE 0.049
- Deep Lavender #8D5EB7 ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.050
- Deep Lilac #966EBD ΔE 0.056
- Iris #6258C4 ΔE 0.059
- Medium Purple #9370DB ΔE 0.060
- Medium Slate Blue #7B68EE ΔE 0.064
Use #756BC5 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.