#7553DF
Closest named color: Light Indigo (#6D5ACF). oklch(55.5% 0.203 289.3), rgb(117, 83, 223).
Aa
White text reads best on this color (5.17:1).
About this color
#7553DF is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.203 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.031 away. White text reads best on it, at 5.17:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.203) |
| Temperature | cool |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #7553DF |
| RGB | rgb(117, 83, 223) |
| HSL | hsl(255, 69%, 60%) |
| OKLCH | oklch(55.5% 0.203 289.3) |
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 #7553DF | 5.17:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #7553DF | 4.05:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #7553DF text on white | 5.17:1 | AA | Lc 75.1 | Fine for body text |
| #7553DF text on black | 4.05:1 | AA large text | Lc -26.6 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D7D4F9
oklch(88.4% 0.051 289)
-
Step 300
300
#BEB7F8
oklch(80.8% 0.091 289.1)
-
Step 400
400
#9F8FF5
oklch(70.7% 0.146 289.3)
-
Step 500
500
#8A6FF1
oklch(63.1% 0.187 289.5)
-
Step 600
600 (this color)
#7553DF
oklch(55.5% 0.203 289.3)
-
Step 700
700
#6342C2
oklch(49% 0.189 289.4)
-
Step 800
800
#50389D
oklch(42.7% 0.156 289)
-
Step 900
900
#42327D
oklch(37.8% 0.122 289)
-
Step 950
950
#261E49
oklch(27% 0.077 288.7)
#7553DF 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) | #0070E3 | 0.113 |
| Deuteranopia (no green cones) | #006ADC | 0.111 |
| Tritanopia (no blue cones) | #527491 | 0.166 |
| Achromatopsia (no color) | #6D6D6D | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7553DF
#7553DF
oklch(55.5% 0.203 289.3)
- #797800
#797800
oklch(55.5% 0.121 109.2)
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 #7553DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.031
- Purpley #8756E4 ΔE 0.033
- Slate Blue #6A5ACD ΔE 0.036
- Dark Periwinkle #665FD1 ΔE 0.040
- Medium Slate Blue #7B68EE ΔE 0.052
- Iris #6258C4 ΔE 0.052
- Warm Blue #4B57DB ΔE 0.062
- Bluey Purple #6241C7 ΔE 0.063
Use #7553DF 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.