#7851D9
Closest named color: Light Indigo (#6D5ACF). oklch(55% 0.198 291.8), rgb(120, 81, 217).
Aa
White text reads best on this color (5.27:1).
About this color
#7851D9 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.198 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.030 away. White text reads best on it, at 5.27:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.198) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.97:1 |
| White text | 5.27:1 |
Values
| HEX | #7851D9 |
| RGB | rgb(120, 81, 217) |
| HSL | hsl(257, 64%, 58%) |
| OKLCH | oklch(55% 0.198 291.8) |
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 #7851D9 | 5.27:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #7851D9 | 3.97:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #7851D9 text on white | 5.27:1 | AA | Lc 75.8 | Fine for body text |
| #7851D9 text on black | 3.97:1 | AA large text | Lc -26.0 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#D9D4F8
oklch(88.5% 0.049 291.7)
-
Step 300
300
#C1B7F6
oklch(81% 0.088 291.6)
-
Step 400
400
#A38EF2
oklch(70.7% 0.144 292)
-
Step 500
500
#8E6FED
oklch(63.2% 0.182 291.7)
-
Step 600
600 (this color)
#7851D9
oklch(55% 0.198 291.8)
-
Step 700
700
#6742BE
oklch(49.1% 0.184 291.9)
-
Step 800
800
#53379A
oklch(42.6% 0.154 291.5)
-
Step 900
900
#44317A
oklch(37.6% 0.119 291.6)
-
Step 950
950
#281E48
oklch(27.1% 0.075 291.5)
#7851D9 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) | #006EDD | 0.119 |
| Deuteranopia (no green cones) | #0069D6 | 0.118 |
| Tritanopia (no blue cones) | #5B718E | 0.159 |
| Achromatopsia (no color) | #6C6C6C | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7851D9
#7851D9
oklch(55% 0.198 291.8)
- #747800
#747800
oklch(55.1% 0.122 112.1)
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 #7851D9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.030
- Purpley #8756E4 ΔE 0.033
- Slate Blue #6A5ACD ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.042
- Iris #6258C4 ΔE 0.050
- Medium Slate Blue #7B68EE ΔE 0.058
- Bluey Purple #6241C7 ΔE 0.059
- Burple #6832E3 ΔE 0.066
Use #7851D9 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.