#7A55C8
Closest named color: Light Indigo (#6D5ACF). oklch(54.6% 0.172 294.9), rgb(122, 85, 200).
Aa
White text reads best on this color (5.30:1).
About this color
#7A55C8 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.172 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.025 away. White text reads best on it, at 5.30:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.96:1 |
| White text | 5.30:1 |
Values
| HEX | #7A55C8 |
| RGB | rgb(122, 85, 200) |
| HSL | hsl(259, 51%, 56%) |
| OKLCH | oklch(54.6% 0.172 294.9) |
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 #7A55C8 | 5.30:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #7A55C8 | 3.96:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #7A55C8 text on white | 5.30:1 | AA | Lc 76.0 | Fine for body text |
| #7A55C8 text on black | 3.96:1 | AA large text | Lc -25.7 | 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
#EAE7F8
oklch(93.5% 0.023 294.1)
-
Step 200
200
#DBD4F3
oklch(88.5% 0.043 295.9)
-
Step 300
300
#C4B7EE
oklch(80.9% 0.078 295.4)
-
Step 400
400
#A690E5
oklch(70.6% 0.123 294.9)
-
Step 500
500
#9272DE
oklch(63.1% 0.159 295.1)
-
Step 600
600 (this color)
#7A55C8
oklch(54.6% 0.172 294.9)
-
Step 700
700
#6947B0
oklch(49% 0.16 294.7)
-
Step 800
800
#563B8E
oklch(42.7% 0.132 295.2)
-
Step 900
900
#463472
oklch(37.7% 0.103 294.3)
-
Step 950
950
#291F43
oklch(27.1% 0.065 294.4)
#7A55C8 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) | #146CCC | 0.116 |
| Deuteranopia (no green cones) | #246AC5 | 0.109 |
| Tritanopia (no blue cones) | #666E86 | 0.137 |
| Achromatopsia (no color) | #6B6B6B | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A55C8
#7A55C8
oklch(54.6% 0.172 294.9)
- #6F7800
#6F7800
oklch(54.6% 0.124 114.9)
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 #7A55C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.025
- Slate Blue #6A5ACD ΔE 0.028
- Dark Periwinkle #665FD1 ΔE 0.039
- Iris #6258C4 ΔE 0.039
- Purpley #8756E4 ΔE 0.048
- Deep Lavender #8D5EB7 ΔE 0.051
- Bluey Purple #6241C7 ΔE 0.063
- Amethyst #9B5FC0 ΔE 0.067
Use #7A55C8 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.