#7C51BF
Closest named color: Light Indigo (#6D5ACF). oklch(53.6% 0.166 298.7), rgb(124, 81, 191).
Aa
White text reads best on this color (5.54:1).
About this color
#7C51BF is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.166 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.038 away. White text reads best on it, at 5.54:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #7C51BF |
| RGB | rgb(124, 81, 191) |
| HSL | hsl(263, 46%, 53%) |
| OKLCH | oklch(53.6% 0.166 298.7) |
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 #7C51BF | 5.54:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #7C51BF | 3.78:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #7C51BF text on white | 5.54:1 | AA | Lc 77.4 | Fine for body text |
| #7C51BF text on black | 3.78:1 | AA large text | Lc -24.4 | 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
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DCD4F2
oklch(88.6% 0.042 297.7)
-
Step 300
300
#C7B7EB
oklch(81% 0.074 298.8)
-
Step 400
400
#AB8FE1
oklch(70.7% 0.12 299)
-
Step 500
500
#9771D8
oklch(63.1% 0.153 299)
-
Step 600
600 (this color)
#7C51BF
oklch(53.6% 0.166 298.7)
-
Step 700
700
#6E47AB
oklch(49.2% 0.154 298.6)
-
Step 800
800
#593B8A
oklch(42.7% 0.127 298.4)
-
Step 900
900
#49336F
oklch(37.7% 0.101 298.4)
-
Step 950
950
#2B1E41
oklch(26.9% 0.064 299.2)
#7C51BF 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) | #1A68C3 | 0.120 |
| Deuteranopia (no green cones) | #2D67BD | 0.111 |
| Tritanopia (no blue cones) | #6D6880 | 0.129 |
| Achromatopsia (no color) | #686868 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C51BF
#7C51BF
oklch(53.6% 0.166 298.7)
- #677700
#677700
oklch(53.7% 0.126 118.6)
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 #7C51BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.038
- Slate Blue #6A5ACD ΔE 0.040
- Iris #6258C4 ΔE 0.045
- Deep Lavender #8D5EB7 ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.051
- Purpley #8756E4 ΔE 0.060
- Purply #983FB2 ΔE 0.062
- Bluey Purple #6241C7 ΔE 0.062
Use #7C51BF 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.