#7570DA
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.1% 0.157 282.7), rgb(117, 112, 218).
Aa
Black text reads best on this color (5.08:1).
About this color
#7570DA is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.157 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.038 away. Black text reads best on it, at 5.08:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.08:1 |
| White text | 4.12:1 |
Values
| HEX | #7570DA |
| RGB | rgb(117, 112, 218) |
| HSL | hsl(243, 59%, 65%) |
| OKLCH | oklch(60.1% 0.157 282.7) |
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 #7570DA | 4.12:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #7570DA | 5.08:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #7570DA text on white | 4.12:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #7570DA text on black | 5.08:1 | AA | Lc -33.5 | 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
#B9BBF2
oklch(81% 0.077 282.9)
-
Step 400
400
#9696EB
oklch(70.8% 0.123 282.8)
-
Step 500
500 (this color)
#7570DA
oklch(60.1% 0.157 282.7)
-
Step 600
600
#6860D2
oklch(55.6% 0.17 282.5)
-
Step 700
700
#574EB6
oklch(49% 0.159 282.7)
-
Step 800
800
#474193
oklch(42.7% 0.131 282.7)
-
Step 900
900
#3B3876
oklch(37.8% 0.103 282.5)
-
Step 950
950
#222145
oklch(26.9% 0.066 282.3)
#7570DA 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) | #4280DE | 0.066 |
| Deuteranopia (no green cones) | #3C79D8 | 0.067 |
| Tritanopia (no blue cones) | #53879B | 0.135 |
| Achromatopsia (no color) | #7D7D7D | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7570DA
#7570DA
oklch(60.1% 0.157 282.7)
- #8F8200
#8F8200
oklch(60% 0.126 102.4)
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 #7570DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.038
- Medium Purple #9370DB ΔE 0.047
- Cornflower #6A79F7 ΔE 0.047
- Dark Periwinkle #665FD1 ΔE 0.050
- Light Indigo #6D5ACF ΔE 0.057
- Slate Blue #6A5ACD ΔE 0.059
- Soft Blue #6488EA ΔE 0.062
- Purpley #8756E4 ΔE 0.065
Use #7570DA 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.