#7F51C2
Closest named color: Light Indigo (#6D5ACF). oklch(54.1% 0.171 299.4), rgb(127, 81, 194).
Aa
White text reads best on this color (5.44:1).
About this color
#7F51C2 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.171 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 0.039 away. White text reads best on it, at 5.44:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.85:1 |
| White text | 5.44:1 |
Values
| HEX | #7F51C2 |
| RGB | rgb(127, 81, 194) |
| HSL | hsl(264, 48%, 54%) |
| OKLCH | oklch(54.1% 0.171 299.4) |
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 #7F51C2 | 5.44:1 | AA | Lc -82.1 | Fine for body text |
| Black text on #7F51C2 | 3.85:1 | AA large text | Lc 27.3 | Dividers and decoration only |
| #7F51C2 text on white | 5.44:1 | AA | Lc 76.8 | Fine for body text |
| #7F51C2 text on black | 3.85:1 | AA large text | Lc -25.0 | 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
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DDD3F2
oklch(88.4% 0.043 300.2)
-
Step 300
300
#C7B6EC
oklch(80.9% 0.077 299.1)
-
Step 400
400
#AC8EE2
oklch(70.6% 0.123 299.7)
-
Step 500
500
#9870DA
oklch(63.1% 0.157 299.3)
-
Step 600
600 (this color)
#7F51C2
oklch(54.1% 0.171 299.4)
-
Step 700
700
#6F45AC
oklch(49.1% 0.159 299.3)
-
Step 800
800
#5B3A8B
oklch(42.8% 0.13 299.7)
-
Step 900
900
#4A326F
oklch(37.6% 0.103 299.6)
-
Step 950
950
#2B1E41
oklch(26.9% 0.064 299.2)
#7F51C2 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) | #1769C6 | 0.126 |
| Deuteranopia (no green cones) | #2D69BF | 0.116 |
| Tritanopia (no blue cones) | #716882 | 0.129 |
| Achromatopsia (no color) | #6A6A6A | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F51C2
#7F51C2
oklch(54.1% 0.171 299.4)
- #677900
#677900
oklch(54.2% 0.128 119.5)
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 #7F51C2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.041
- Deep Lavender #8D5EB7 ΔE 0.047
- Iris #6258C4 ΔE 0.049
- Dark Periwinkle #665FD1 ΔE 0.053
- Purpley #8756E4 ΔE 0.054
- Purply #983FB2 ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.063
Use #7F51C2 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.