#7155DD
Closest named color: Light Indigo (#6D5ACF). oklch(55.3% 0.198 287.6), rgb(113, 85, 221).
Aa
White text reads best on this color (5.19:1).
About this color
#7155DD is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.198 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.025 away. White text reads best on it, at 5.19:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.198) |
| Temperature | cool |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.04:1 |
| White text | 5.19:1 |
Values
| HEX | #7155DD |
| RGB | rgb(113, 85, 221) |
| HSL | hsl(252, 67%, 60%) |
| OKLCH | oklch(55.3% 0.198 287.6) |
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 #7155DD | 5.19:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #7155DD | 4.04:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #7155DD text on white | 5.19:1 | AA | Lc 75.3 | Fine for body text |
| #7155DD text on black | 4.04:1 | AA large text | Lc -26.5 | 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
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D6D5F9
oklch(88.5% 0.049 286.6)
-
Step 300
300
#BDB8F8
oklch(80.9% 0.09 287.8)
-
Step 400
400
#9C91F4
oklch(70.7% 0.142 287.3)
-
Step 500
500
#8672F0
oklch(63.2% 0.182 287.3)
-
Step 600
600 (this color)
#7155DD
oklch(55.3% 0.198 287.6)
-
Step 700
700
#6045C1
oklch(49.1% 0.184 287.6)
-
Step 800
800
#4E3A9C
oklch(42.8% 0.152 287.5)
-
Step 900
900
#40337C
oklch(37.7% 0.119 287.5)
-
Step 950
950
#251F49
oklch(27.1% 0.075 286.8)
#7155DD 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) | #0070E1 | 0.106 |
| Deuteranopia (no green cones) | #0069DA | 0.104 |
| Tritanopia (no blue cones) | #4B7591 | 0.163 |
| Achromatopsia (no color) | #6D6D6D | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7155DD
#7155DD
oklch(55.3% 0.198 287.6)
- #7A7700
#7A7700
oklch(55.4% 0.119 108)
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 #7155DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.025
- Slate Blue #6A5ACD ΔE 0.029
- Dark Periwinkle #665FD1 ΔE 0.033
- Purpley #8756E4 ΔE 0.039
- Iris #6258C4 ΔE 0.046
- Medium Slate Blue #7B68EE ΔE 0.052
- Warm Blue #4B57DB ΔE 0.056
- Bluey Purple #6241C7 ΔE 0.061
Use #7155DD 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.