#7A51B6
Closest named color: Iris (#6258C4). oklch(52.8% 0.155 299.8), rgb(122, 81, 182).
Aa
White text reads best on this color (5.70:1).
About this color
#7A51B6 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.155 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.046 away. White text reads best on it, at 5.70:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.67:1 |
| White text | 5.70:1 |
Values
| HEX | #7A51B6 |
| RGB | rgb(122, 81, 182) |
| HSL | hsl(264, 41%, 52%) |
| OKLCH | oklch(52.8% 0.155 299.8) |
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 #7A51B6 | 5.70:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #7A51B6 | 3.67:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #7A51B6 text on white | 5.70:1 | AA | Lc 78.2 | Fine for body text |
| #7A51B6 text on black | 3.67:1 | AA large text | Lc -23.5 | 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
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DDD4F0
oklch(88.6% 0.039 300.2)
-
Step 300
300
#C7B7E8
oklch(80.9% 0.07 299.8)
-
Step 400
400
#AB90DC
oklch(70.6% 0.112 299.9)
-
Step 500
500
#9773D2
oklch(63.1% 0.142 299.8)
-
Step 600
600 (this color)
#7A51B6
oklch(52.8% 0.155 299.8)
-
Step 700
700
#6E49A5
oklch(49.1% 0.144 299.7)
-
Step 800
800
#5A3C86
oklch(42.7% 0.12 300.1)
-
Step 900
900
#49346B
oklch(37.6% 0.093 299.5)
-
Step 950
950
#2B1F3F
oklch(27% 0.059 299.7)
#7A51B6 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) | #2766B9 | 0.111 |
| Deuteranopia (no green cones) | #3566B4 | 0.103 |
| Tritanopia (no blue cones) | #6D657C | 0.118 |
| Achromatopsia (no color) | #666666 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A51B6
#7A51B6
oklch(52.8% 0.155 299.8)
- #637500
#637500
oklch(52.9% 0.125 119.8)
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 #7A51B6, closest first.
No curated palette has a color within ΔE 0.04 of #7A51B6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.046
- Slate Blue #6A5ACD ΔE 0.046
- Light Indigo #6D5ACF ΔE 0.046
- Deep Lavender #8D5EB7 ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.058
- Purply #983FB2 ΔE 0.063
- Bluey Purple #6241C7 ΔE 0.065
- Amethyst #9B5FC0 ΔE 0.071
Use #7A51B6 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.