#7573DC
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.7% 0.156 281.6), rgb(117, 115, 220).
Aa
Black text reads best on this color (5.24:1).
About this color
#7573DC is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.156 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.040 away. Black text reads best on it, at 5.24:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.24:1 |
| White text | 4.00:1 |
Values
| HEX | #7573DC |
| RGB | rgb(117, 115, 220) |
| HSL | hsl(241, 60%, 66%) |
| OKLCH | oklch(60.7% 0.156 281.6) |
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 #7573DC | 4.00:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #7573DC | 5.24:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #7573DC text on white | 4.00:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #7573DC text on black | 5.24:1 | AA | Lc -34.5 | 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 500.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F5
oklch(88.4% 0.043 282.6)
-
Step 300
300
#B8BBF1
oklch(80.8% 0.076 282.1)
-
Step 400
400
#9497EA
oklch(70.7% 0.121 281.3)
-
Step 500
500 (this color)
#7573DC
oklch(60.7% 0.156 281.6)
-
Step 600
600
#6661D2
oklch(55.6% 0.169 281.4)
-
Step 700
700
#554FB6
oklch(49% 0.158 281.5)
-
Step 800
800
#464293
oklch(42.8% 0.129 281.7)
-
Step 900
900
#3A3875
oklch(37.6% 0.102 281.8)
-
Step 950
950
#222145
oklch(26.9% 0.066 282.3)
#7573DC 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) | #4683E0 | 0.062 |
| Deuteranopia (no green cones) | #3F7BDA | 0.063 |
| Tritanopia (no blue cones) | #51899D | 0.134 |
| Achromatopsia (no color) | #7F7F7F | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7573DC
#7573DC
oklch(60.7% 0.156 281.6)
- #938400
#938400
oklch(60.8% 0.127 101.4)
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 #7573DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.040
- Cornflower #6A79F7 ΔE 0.043
- Medium Purple #9370DB ΔE 0.046
- Soft Blue #6488EA ΔE 0.055
- Dark Periwinkle #665FD1 ΔE 0.057
- Light Indigo #6D5ACF ΔE 0.064
- Slate Blue #6A5ACD ΔE 0.067
- Deep Lilac #966EBD ΔE 0.068
Use #7573DC 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.