#7F51EF
Closest named color: Purpley (#8756E4). oklch(57.4% 0.224 291), rgb(127, 81, 239).
Aa
White text reads best on this color (4.85:1).
About this color
#7F51EF is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.224 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.025 away. White text reads best on it, at 4.85:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.224) |
| Temperature | in between |
| Nearest name | Purpley (#8756E4) |
| Black text | 4.32:1 |
| White text | 4.85:1 |
Values
| HEX | #7F51EF |
| RGB | rgb(127, 81, 239) |
| HSL | hsl(257, 83%, 63%) |
| OKLCH | oklch(57.4% 0.224 291) |
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 #7F51EF | 4.85:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #7F51EF | 4.32:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #7F51EF text on white | 4.85:1 | AA | Lc 73.0 | Content text, not long reading |
| #7F51EF text on black | 4.32:1 | AA large text | Lc -28.7 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D9D3FC
oklch(88.5% 0.056 291.9)
-
Step 300
300
#C0B5FD
oklch(80.8% 0.101 291)
-
Step 400
400
#A28BFC
oklch(70.6% 0.162 291)
-
Step 500
500
#8E69FA
oklch(63.1% 0.207 291)
-
Step 600
600 (this color)
#7F51EF
oklch(57.4% 0.224 291)
-
Step 700
700
#673ACA
oklch(49% 0.208 291)
-
Step 800
800
#5432A4
oklch(42.8% 0.173 291)
-
Step 900
900
#452E82
oklch(37.8% 0.135 291.2)
-
Step 950
950
#281C4C
oklch(27% 0.085 291.2)
#7F51EF 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) | #0074F4 | 0.126 |
| Deuteranopia (no green cones) | #006EEC | 0.124 |
| Tritanopia (no blue cones) | #5C7899 | 0.180 |
| Achromatopsia (no color) | #717171 | 0.226 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F51EF
#7F51EF
oklch(57.4% 0.224 291)
- #7C7F00
#7C7F00
oklch(57.5% 0.127 111.4)
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 #7F51EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.025
- Medium Slate Blue #7B68EE ΔE 0.048
- Light Indigo #6D5ACF ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.064
- Blue Violet #8A2BE2 ΔE 0.064
- Dark Periwinkle #665FD1 ΔE 0.066
- Lighter Purple #A55AF4 ΔE 0.071
- Burple #6832E3 ΔE 0.073
Use #7F51EF 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.