#7D51CE
Closest named color: Light Indigo (#6D5ACF). oklch(54.7% 0.185 295.9), rgb(125, 81, 206).
Aa
White text reads best on this color (5.32:1).
About this color
#7D51CE is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.185 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.031 away. White text reads best on it, at 5.32:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #7D51CE |
| RGB | rgb(125, 81, 206) |
| HSL | hsl(261, 56%, 56%) |
| OKLCH | oklch(54.7% 0.185 295.9) |
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 #7D51CE | 5.32:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #7D51CE | 3.94:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #7D51CE text on white | 5.32:1 | AA | Lc 76.1 | Fine for body text |
| #7D51CE text on black | 3.94:1 | AA large text | Lc -25.6 | 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 600.
-
Step 50
50
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DBD4F5
oklch(88.6% 0.046 295.2)
-
Step 300
300
#C5B6F1
oklch(80.9% 0.084 296.1)
-
Step 400
400
#A88EEA
oklch(70.7% 0.134 295.8)
-
Step 500
500
#946FE3
oklch(63.1% 0.17 295.9)
-
Step 600
600 (this color)
#7D51CE
oklch(54.7% 0.185 295.9)
-
Step 700
700
#6C43B5
oklch(49.1% 0.172 296)
-
Step 800
800
#583892
oklch(42.7% 0.142 296.2)
-
Step 900
900
#483275
oklch(37.8% 0.111 295.8)
-
Step 950
950
#2A1E44
oklch(27% 0.069 296)
#7D51CE 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) | #006CD2 | 0.127 |
| Deuteranopia (no green cones) | #1169CB | 0.124 |
| Tritanopia (no blue cones) | #696D88 | 0.145 |
| Achromatopsia (no color) | #6B6B6B | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7D51CE
#7D51CE
oklch(54.7% 0.185 295.9)
- #6E7900
#6E7900
oklch(54.8% 0.125 115.9)
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 #7D51CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.031
- Slate Blue #6A5ACD ΔE 0.035
- Purpley #8756E4 ΔE 0.039
- Dark Periwinkle #665FD1 ΔE 0.046
- Iris #6258C4 ΔE 0.048
- Deep Lavender #8D5EB7 ΔE 0.059
- Bluey Purple #6241C7 ΔE 0.062
- Medium Slate Blue #7B68EE ΔE 0.067
Use #7D51CE 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.