#7540B5
Closest named color: Bluey Purple (#6241C7). oklch(49.6% 0.178 300.9), rgb(117, 64, 181).
Aa
White text reads best on this color (6.65:1).
About this color
#7540B5 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.178 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.045 away. White text reads best on it, at 6.65:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.15:1 |
| White text | 6.65:1 |
Values
| HEX | #7540B5 |
| RGB | rgb(117, 64, 181) |
| HSL | hsl(267, 48%, 48%) |
| OKLCH | oklch(49.6% 0.178 300.9) |
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 #7540B5 | 6.65:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #7540B5 | 3.15:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #7540B5 text on white | 6.65:1 | AA | Lc 82.3 | Fine for body text |
| #7540B5 text on black | 3.15:1 | AA large text | Lc -19.6 | 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 700.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED2F4
oklch(88.4% 0.048 301.5)
-
Step 300
300
#CAB4F0
oklch(80.9% 0.086 301.3)
-
Step 400
400
#AF8BE8
oklch(70.7% 0.137 300.8)
-
Step 500
500
#9D6BE1
oklch(63.2% 0.175 301.1)
-
Step 600
600
#884FCF
oklch(55.6% 0.19 300.9)
-
Step 700
700 (this color)
#7540B5
oklch(49.6% 0.178 300.9)
-
Step 800
800
#5E3491
oklch(42.6% 0.148 301.1)
-
Step 900
900
#4D2F74
oklch(37.8% 0.115 301.1)
-
Step 950
950
#2D1C44
oklch(27% 0.073 301.3)
#7540B5 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) | #005CB9 | 0.132 |
| Deuteranopia (no green cones) | #0D5CB2 | 0.131 |
| Tritanopia (no blue cones) | #675A75 | 0.133 |
| Achromatopsia (no color) | #5C5C5C | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7540B5
#7540B5
oklch(49.6% 0.178 300.9)
- #596C00
#596C00
oklch(49.8% 0.119 121)
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 #7540B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.045
- Rebecca Purple #663399 ΔE 0.059
- Iris #6258C4 ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.067
- Purply #983FB2 ΔE 0.067
- Light Indigo #6D5ACF ΔE 0.068
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
- Grape #7209B7 ΔE 0.071
Use #7540B5 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.