#7F51B6
Closest named color: Deep Lavender (#8D5EB7). oklch(53.3% 0.156 302.4), rgb(127, 81, 182).
Aa
White text reads best on this color (5.59:1).
About this color
#7F51B6 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.156 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.042 away. White text reads best on it, at 5.59:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 3.75:1 |
| White text | 5.59:1 |
Values
| HEX | #7F51B6 |
| RGB | rgb(127, 81, 182) |
| HSL | hsl(267, 41%, 52%) |
| OKLCH | oklch(53.3% 0.156 302.4) |
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 #7F51B6 | 5.59:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #7F51B6 | 3.75:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #7F51B6 text on white | 5.59:1 | AA | Lc 77.6 | Fine for body text |
| #7F51B6 text on black | 3.75:1 | AA large text | Lc -24.1 | 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 600.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DED3EF
oklch(88.4% 0.04 303.4)
-
Step 300
300
#C9B6E7
oklch(80.8% 0.071 302.5)
-
Step 400
400
#AE8FDB
oklch(70.7% 0.113 302.4)
-
Step 500
500
#9B72D1
oklch(63.2% 0.143 302.4)
-
Step 600
600 (this color)
#7F51B6
oklch(53.3% 0.156 302.4)
-
Step 700
700
#7147A3
oklch(49% 0.145 302.4)
-
Step 800
800
#5C3B84
oklch(42.6% 0.12 302.5)
-
Step 900
900
#4B336A
oklch(37.6% 0.094 302.2)
-
Step 950
950
#2C1F3E
oklch(27.1% 0.058 302)
#7F51B6 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) | #2A67B9 | 0.117 |
| Deuteranopia (no green cones) | #3A67B4 | 0.106 |
| Tritanopia (no blue cones) | #75657C | 0.117 |
| Achromatopsia (no color) | #686868 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F51B6
#7F51B6
oklch(53.3% 0.156 302.4)
- #607800
#607800
oklch(53.4% 0.13 122.4)
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 #7F51B6, closest first.
No curated palette has a color within ΔE 0.04 of #7F51B6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.042
- Light Indigo #6D5ACF ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.051
- Iris #6258C4 ΔE 0.053
- Purply #983FB2 ΔE 0.055
- Dark Periwinkle #665FD1 ΔE 0.062
- Amethyst #9B5FC0 ΔE 0.063
- Purpley #8756E4 ΔE 0.072
Use #7F51B6 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.