#7550AC
Closest named color: Iris (#6258C4). oklch(51.5% 0.143 300), rgb(117, 80, 172).
Aa
White text reads best on this color (6.00:1).
About this color
#7550AC is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.143 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.050 away. White text reads best on it, at 6.00:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.49:1 |
| White text | 6.00:1 |
Values
| HEX | #7550AC |
| RGB | rgb(117, 80, 172) |
| HSL | hsl(264, 37%, 49%) |
| OKLCH | oklch(51.5% 0.143 300) |
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 #7550AC | 6.00:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #7550AC | 3.49:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #7550AC text on white | 6.00:1 | AA | Lc 79.7 | Fine for body text |
| #7550AC text on black | 3.49:1 | AA large text | Lc -22.1 | 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 700.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DDD4EF
oklch(88.5% 0.038 300.8)
-
Step 300
300
#C7B7E7
oklch(80.9% 0.069 300.1)
-
Step 400
400
#AB90DB
oklch(70.6% 0.111 300.1)
-
Step 500
500
#9773D1
oklch(63% 0.141 300.1)
-
Step 600
600
#825ABF
oklch(55.7% 0.154 299.7)
-
Step 700
700 (this color)
#7550AC
oklch(51.5% 0.143 300)
-
Step 800
800
#5A3C85
oklch(42.6% 0.119 300.4)
-
Step 900
900
#4A346B
oklch(37.7% 0.093 300.5)
-
Step 950
950
#2B1F3E
oklch(27% 0.058 300.4)
#7550AC 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) | #2E63AF | 0.100 |
| Deuteranopia (no green cones) | #3962AA | 0.092 |
| Tritanopia (no blue cones) | #6A6276 | 0.110 |
| Achromatopsia (no color) | #636363 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7550AC
#7550AC
oklch(51.5% 0.143 300)
- #5F7100
#5F7100
oklch(51.5% 0.122 120.1)
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 #7550AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.056
- Deep Lavender #8D5EB7 ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.058
- Dark Periwinkle #665FD1 ΔE 0.067
- Bluey Purple #6241C7 ΔE 0.068
- Purply #983FB2 ΔE 0.070
- Light Eggplant #894585 ΔE 0.072
Use #7550AC 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.