#6753BB
Closest named color: Iris (#6258C4). oklch(51.6% 0.157 288.5), rgb(103, 83, 187).
Aa
White text reads best on this color (5.94:1).
About this color
#6753BB is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.157 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.019 away. White text reads best on it, at 5.94:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.53:1 |
| White text | 5.94:1 |
Values
| HEX | #6753BB |
| RGB | rgb(103, 83, 187) |
| HSL | hsl(252, 43%, 53%) |
| OKLCH | oklch(51.6% 0.157 288.5) |
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 #6753BB | 5.94:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #6753BB | 3.53:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #6753BB text on white | 5.94:1 | AA | Lc 79.4 | Fine for body text |
| #6753BB text on black | 3.53:1 | AA large text | Lc -22.4 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D7D5F4
oklch(88.4% 0.042 288.5)
-
Step 300
300
#BEB9F0
oklch(80.9% 0.077 288.7)
-
Step 400
400
#9E93E8
oklch(70.7% 0.123 288.8)
-
Step 500
500
#8776E1
oklch(63% 0.157 288.4)
-
Step 600
600
#725CCE
oklch(55.5% 0.169 288.5)
-
Step 700
700 (this color)
#6753BB
oklch(51.6% 0.157 288.5)
-
Step 800
800
#4E3E91
oklch(42.6% 0.131 288.4)
-
Step 900
900
#413673
oklch(37.7% 0.101 288.9)
-
Step 950
950
#262044
oklch(27% 0.065 288.9)
#6753BB 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) | #1966BF | 0.089 |
| Deuteranopia (no green cones) | #1B61B9 | 0.087 |
| Tritanopia (no blue cones) | #4D6A7F | 0.131 |
| Achromatopsia (no color) | #646464 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6753BB
#6753BB
oklch(51.6% 0.157 288.5)
- #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 #6753BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.019
- Slate Blue #6A5ACD ΔE 0.032
- Light Indigo #6D5ACF ΔE 0.036
- Dark Periwinkle #665FD1 ΔE 0.042
- Bluey Purple #6241C7 ΔE 0.046
- Warm Blue #4B57DB ΔE 0.064
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
- Blurple #5539CC ΔE 0.072
Use #6753BB 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.