#7751DB
Closest named color: Light Indigo (#6D5ACF). oklch(55.1% 0.2 291), rgb(119, 81, 219).
Aa
White text reads best on this color (5.27:1).
About this color
#7751DB is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.200 and its hue 291°. 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 5.27:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.200) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.98:1 |
| White text | 5.27:1 |
Values
| HEX | #7751DB |
| RGB | rgb(119, 81, 219) |
| HSL | hsl(257, 66%, 59%) |
| OKLCH | oklch(55.1% 0.2 291) |
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 #7751DB | 5.27:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #7751DB | 3.98:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #7751DB text on white | 5.27:1 | AA | Lc 75.7 | Fine for body text |
| #7751DB text on black | 3.98:1 | 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
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D9D4F9
oklch(88.6% 0.051 291.5)
-
Step 300
300
#C0B7F7
oklch(80.9% 0.09 290.7)
-
Step 400
400
#A28FF3
oklch(70.8% 0.144 291)
-
Step 500
500
#8D6FEE
oklch(63.1% 0.184 291.1)
-
Step 600
600 (this color)
#7751DB
oklch(55.1% 0.2 291)
-
Step 700
700
#6642C0
oklch(49.2% 0.187 291.1)
-
Step 800
800
#53379B
oklch(42.7% 0.155 291.3)
-
Step 900
900
#44317B
oklch(37.6% 0.12 291.4)
-
Step 950
950
#271E48
oklch(27% 0.075 290.3)
#7751DB 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) | #006EDF | 0.117 |
| Deuteranopia (no green cones) | #0069D8 | 0.116 |
| Tritanopia (no blue cones) | #58718F | 0.160 |
| Achromatopsia (no color) | #6C6C6C | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7751DB
#7751DB
oklch(55.1% 0.2 291)
- #757800
#757800
oklch(55.2% 0.122 111.5)
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 #7751DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.031
- Purpley #8756E4 ΔE 0.033
- Slate Blue #6A5ACD ΔE 0.035
- Dark Periwinkle #665FD1 ΔE 0.042
- Iris #6258C4 ΔE 0.051
- Medium Slate Blue #7B68EE ΔE 0.057
- Bluey Purple #6241C7 ΔE 0.060
- Burple #6832E3 ΔE 0.064
Use #7751DB 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.