#7D51BB
Closest named color: Light Indigo (#6D5ACF). oklch(53.4% 0.162 300.1), rgb(125, 81, 187).
Aa
White text reads best on this color (5.57:1).
About this color
#7D51BB is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.162 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.043 away. White text reads best on it, at 5.57:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #7D51BB |
| RGB | rgb(125, 81, 187) |
| HSL | hsl(265, 44%, 53%) |
| OKLCH | oklch(53.4% 0.162 300.1) |
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 #7D51BB | 5.57:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #7D51BB | 3.76:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #7D51BB text on white | 5.57:1 | AA | Lc 77.5 | Fine for body text |
| #7D51BB text on black | 3.76:1 | AA large text | Lc -24.2 | 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
#DDD4F1
oklch(88.6% 0.041 299.7)
-
Step 300
300
#C8B6E9
oklch(80.8% 0.073 300.9)
-
Step 400
400
#AC8FDE
oklch(70.6% 0.117 300.3)
-
Step 500
500
#9871D5
oklch(63% 0.149 300.1)
-
Step 600
600 (this color)
#7D51BB
oklch(53.4% 0.162 300.1)
-
Step 700
700
#6F47A8
oklch(49.1% 0.151 299.9)
-
Step 800
800
#5B3B88
oklch(42.8% 0.125 300.4)
-
Step 900
900
#4A336D
oklch(37.6% 0.098 300)
-
Step 950
950
#2B1E40
oklch(26.9% 0.063 299.8)
#7D51BB 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) | #2268BF | 0.119 |
| Deuteranopia (no green cones) | #3367B9 | 0.108 |
| Tritanopia (no blue cones) | #70667E | 0.123 |
| Achromatopsia (no color) | #686868 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7D51BB
#7D51BB
oklch(53.4% 0.162 300.1)
- #647700
#647700
oklch(53.5% 0.127 120.1)
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 #7D51BB, closest first.
No curated palette has a color within ΔE 0.04 of #7D51BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.043
- Slate Blue #6A5ACD ΔE 0.044
- Deep Lavender #8D5EB7 ΔE 0.045
- Iris #6258C4 ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.056
- Purply #983FB2 ΔE 0.059
- Purpley #8756E4 ΔE 0.065
- Amethyst #9B5FC0 ΔE 0.065
Use #7D51BB 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.