#6755B7
Closest named color: Iris (#6258C4). oklch(51.7% 0.149 288.5), rgb(103, 85, 183).
Aa
White text reads best on this color (5.89:1).
About this color
#6755B7 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.149 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.022 away. White text reads best on it, at 5.89:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.55:1 |
| White text | 5.89:1 |
Values
| HEX | #6755B7 |
| RGB | rgb(103, 85, 183) |
| HSL | hsl(251, 40%, 53%) |
| OKLCH | oklch(51.7% 0.149 288.5) |
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 #6755B7 | 5.89:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #6755B7 | 3.55:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #6755B7 text on white | 5.89:1 | AA | Lc 79.3 | Fine for body text |
| #6755B7 text on black | 3.55:1 | AA large text | Lc -22.6 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D7D5F3
oklch(88.4% 0.041 288.6)
-
Step 300
300
#BEBAED
oklch(80.9% 0.072 288.3)
-
Step 400
400
#9E94E4
oklch(70.7% 0.116 288.8)
-
Step 500
500
#8778DC
oklch(63.1% 0.147 288.3)
-
Step 600
600
#725ECA
oklch(55.5% 0.161 288.5)
-
Step 700
700 (this color)
#6755B7
oklch(51.7% 0.149 288.5)
-
Step 800
800
#4E408D
oklch(42.7% 0.123 288.4)
-
Step 900
900
#413771
oklch(37.8% 0.096 288.9)
-
Step 950
950
#262142
oklch(27.1% 0.06 288.7)
#6755B7 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) | #2666BA | 0.081 |
| Deuteranopia (no green cones) | #2762B5 | 0.079 |
| Tritanopia (no blue cones) | #4F6A7E | 0.123 |
| Achromatopsia (no color) | #646464 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6755B7
#6755B7
oklch(51.7% 0.149 288.5)
- #6E6C00
#6E6C00
oklch(51.6% 0.112 108.5)
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 #6755B7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.022
- Slate Blue #6A5ACD ΔE 0.036
- Light Indigo #6D5ACF ΔE 0.040
- Dark Periwinkle #665FD1 ΔE 0.045
- Bluey Purple #6241C7 ΔE 0.054
- Warm Blue #4B57DB ΔE 0.068
- Deep Lavender #8D5EB7 ΔE 0.071
- Blue With A Hint Of Purple #533CC6 ΔE 0.073
Use #6755B7 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.