#7574DD
Closest named color: Medium Slate Blue (#7B68EE). oklch(61% 0.156 281.2), rgb(117, 116, 221).
Aa
Black text reads best on this color (5.29:1).
About this color
#7574DD is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.156 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.041 away. Black text reads best on it, at 5.29:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #7574DD |
| RGB | rgb(117, 116, 221) |
| HSL | hsl(241, 61%, 66%) |
| OKLCH | oklch(61% 0.156 281.2) |
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 #7574DD | 3.96:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #7574DD | 5.29:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #7574DD text on white | 3.96:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #7574DD text on black | 5.29:1 | AA | Lc -34.9 | 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
#D4D7F5
oklch(88.6% 0.041 281)
-
Step 300
300
#B7BBF1
oklch(80.8% 0.076 281.2)
-
Step 400
400
#9497EB
oklch(70.8% 0.122 281.2)
-
Step 500
500 (this color)
#7574DD
oklch(61% 0.156 281.2)
-
Step 600
600
#6661D2
oklch(55.6% 0.169 281.4)
-
Step 700
700
#554FB6
oklch(49% 0.158 281.5)
-
Step 800
800
#454293
oklch(42.7% 0.129 281.1)
-
Step 900
900
#3A3875
oklch(37.6% 0.102 281.8)
-
Step 950
950
#222245
oklch(27.2% 0.064 281.3)
#7574DD 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) | #4784E1 | 0.061 |
| Deuteranopia (no green cones) | #407CDB | 0.062 |
| Tritanopia (no blue cones) | #508A9E | 0.134 |
| Achromatopsia (no color) | #808080 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7574DD
#7574DD
oklch(61% 0.156 281.2)
- #948400
#948400
oklch(60.9% 0.127 100.8)
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 #7574DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.041
- Cornflower #6A79F7 ΔE 0.041
- Medium Purple #9370DB ΔE 0.046
- Soft Blue #6488EA ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.060
- Light Indigo #6D5ACF ΔE 0.067
- Deep Lilac #966EBD ΔE 0.069
- Slate Blue #6A5ACD ΔE 0.069
Use #7574DD 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.