#6758C3
Closest named color: Iris (#6258C4). oklch(53.1% 0.161 285.9), rgb(103, 88, 195).
Aa
White text reads best on this color (5.58:1).
About this color
#6758C3 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.161 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.008 away. White text reads best on it, at 5.58:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.76:1 |
| White text | 5.58:1 |
Values
| HEX | #6758C3 |
| RGB | rgb(103, 88, 195) |
| HSL | hsl(248, 47%, 55%) |
| OKLCH | oklch(53.1% 0.161 285.9) |
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 #6758C3 | 5.58:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #6758C3 | 3.76:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #6758C3 text on white | 5.58:1 | AA | Lc 77.6 | Fine for body text |
| #6758C3 text on black | 3.76:1 | AA large text | Lc -24.1 | 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 600.
-
Step 50
50
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D6D6F3
oklch(88.5% 0.04 285.6)
-
Step 300
300
#BCBAEE
oklch(80.8% 0.073 286.4)
-
Step 400
400
#9A95E5
oklch(70.6% 0.116 285.9)
-
Step 500
500
#8379DE
oklch(63.1% 0.148 285.8)
-
Step 600
600 (this color)
#6758C3
oklch(53.1% 0.161 285.9)
-
Step 700
700
#5C4EB0
oklch(49% 0.15 286)
-
Step 800
800
#4B418F
oklch(42.8% 0.124 285.7)
-
Step 900
900
#3E3872
oklch(37.8% 0.096 285.5)
-
Step 950
950
#242143
oklch(27% 0.062 285.5)
#6758C3 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) | #1C6BC7 | 0.084 |
| Deuteranopia (no green cones) | #1865C1 | 0.084 |
| Tritanopia (no blue cones) | #487085 | 0.136 |
| Achromatopsia (no color) | #686868 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6758C3
#6758C3
oklch(53.1% 0.161 285.9)
- #756F00
#756F00
oklch(53% 0.113 105.9)
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 #6758C3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.008
- Slate Blue #6A5ACD ΔE 0.017
- Light Indigo #6D5ACF ΔE 0.021
- Dark Periwinkle #665FD1 ΔE 0.026
- Bluey Purple #6241C7 ΔE 0.053
- Warm Blue #4B57DB ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.070
- Royal Blue #4169E1 ΔE 0.071
Use #6758C3 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.