#7A51A9
Closest named color: Deep Lavender (#8D5EB7). oklch(52% 0.138 303.5), rgb(122, 81, 169).
Aa
White text reads best on this color (5.87:1).
About this color
#7A51A9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.138 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.051 away. White text reads best on it, at 5.87:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #7A51A9 |
| RGB | rgb(122, 81, 169) |
| HSL | hsl(268, 35%, 49%) |
| OKLCH | oklch(52% 0.138 303.5) |
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 #7A51A9 | 5.87:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #7A51A9 | 3.57:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #7A51A9 text on white | 5.87:1 | AA | Lc 79.1 | Fine for body text |
| #7A51A9 text on black | 3.57:1 | AA large text | Lc -22.7 | 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 700.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DED4EE
oklch(88.6% 0.037 303.1)
-
Step 300
300
#C9B7E5
oklch(81% 0.067 302.8)
-
Step 400
400
#AE90D7
oklch(70.7% 0.106 303.2)
-
Step 500
500
#9B73CD
oklch(63.2% 0.137 303.2)
-
Step 600
600
#8659B9
oklch(55.5% 0.149 303.6)
-
Step 700
700 (this color)
#7A51A9
oklch(52% 0.138 303.5)
-
Step 800
800
#5C3C82
oklch(42.7% 0.115 302.9)
-
Step 900
900
#4C3468
oklch(37.7% 0.09 303.7)
-
Step 950
950
#2C1F3D
oklch(27% 0.056 302.8)
#7A51A9 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) | #3464AC | 0.103 |
| Deuteranopia (no green cones) | #4064A7 | 0.093 |
| Tritanopia (no blue cones) | #726175 | 0.104 |
| Achromatopsia (no color) | #656565 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A51A9
#7A51A9
oklch(52% 0.138 303.5)
- #5B7400
#5B7400
oklch(52% 0.128 123.3)
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 #7A51A9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.051
- Iris #6258C4 ΔE 0.058
- Slate Blue #6A5ACD ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.064
- Light Eggplant #894585 ΔE 0.064
- Purply #983FB2 ΔE 0.065
- Muted Purple #805B87 ΔE 0.067
- Dark Lavender #856798 ΔE 0.073
Use #7A51A9 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.