#7550BC
Closest named color: Iris (#6258C4). oklch(52.5% 0.163 296.1), rgb(117, 80, 188).
Aa
White text reads best on this color (5.78:1).
About this color
#7550BC is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.163 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.036 away. White text reads best on it, at 5.78:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.63:1 |
| White text | 5.78:1 |
Values
| HEX | #7550BC |
| RGB | rgb(117, 80, 188) |
| HSL | hsl(261, 45%, 53%) |
| OKLCH | oklch(52.5% 0.163 296.1) |
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 #7550BC | 5.78:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #7550BC | 3.63:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #7550BC text on white | 5.78:1 | AA | Lc 78.6 | Fine for body text |
| #7550BC text on black | 3.63:1 | AA large text | Lc -23.2 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DBD4F2
oklch(88.5% 0.041 296.2)
-
Step 300
300
#C4B7EB
oklch(80.8% 0.074 296.2)
-
Step 400
400
#A791E1
oklch(70.7% 0.117 295.9)
-
Step 500
500
#9373D9
oklch(63.1% 0.151 296.3)
-
Step 600
600 (this color)
#7550BC
oklch(52.5% 0.163 296.1)
-
Step 700
700
#6A49AB
oklch(49.1% 0.151 295.9)
-
Step 800
800
#573C8B
oklch(42.7% 0.127 296.4)
-
Step 900
900
#47346F
oklch(37.6% 0.099 296.2)
-
Step 950
950
#291F41
oklch(26.9% 0.062 295.5)
#7550BC 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) | #1766C0 | 0.112 |
| Deuteranopia (no green cones) | #2664BA | 0.105 |
| Tritanopia (no blue cones) | #64677E | 0.129 |
| Achromatopsia (no color) | #666666 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7550BC
#7550BC
oklch(52.5% 0.163 296.1)
- #677200
#677200
oklch(52.5% 0.12 116.2)
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 #7550BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.036
- Slate Blue #6A5ACD ΔE 0.037
- Light Indigo #6D5ACF ΔE 0.037
- Dark Periwinkle #665FD1 ΔE 0.049
- Bluey Purple #6241C7 ΔE 0.053
- Deep Lavender #8D5EB7 ΔE 0.058
- Purpley #8756E4 ΔE 0.069
- Purply #983FB2 ΔE 0.071
Use #7550BC 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.