#7A57C2
Closest named color: Light Indigo (#6D5ACF). oklch(54.6% 0.161 295.7), rgb(122, 87, 194).
Aa
White text reads best on this color (5.28:1).
About this color
#7A57C2 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.161 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.029 away. White text reads best on it, at 5.28:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.96:1 |
| White text | 5.28:1 |
Values
| HEX | #7A57C2 |
| RGB | rgb(122, 87, 194) |
| HSL | hsl(260, 47%, 55%) |
| OKLCH | oklch(54.6% 0.161 295.7) |
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 #7A57C2 | 5.28:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #7A57C2 | 3.96:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #7A57C2 text on white | 5.28:1 | AA | Lc 76.0 | Fine for body text |
| #7A57C2 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DBD4F1
oklch(88.4% 0.04 296.6)
-
Step 300
300
#C4B8EB
oklch(81% 0.072 295.5)
-
Step 400
400
#A791E1
oklch(70.7% 0.117 295.9)
-
Step 500
500
#9274D8
oklch(63.1% 0.148 295.7)
-
Step 600
600 (this color)
#7A57C2
oklch(54.6% 0.161 295.7)
-
Step 700
700
#6A49AB
oklch(49.1% 0.151 295.9)
-
Step 800
800
#563D8A
oklch(42.7% 0.123 295.7)
-
Step 900
900
#47356F
oklch(37.8% 0.097 295.7)
-
Step 950
950
#291F41
oklch(26.9% 0.062 295.5)
#7A57C2 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) | #266CC6 | 0.107 |
| Deuteranopia (no green cones) | #316AC0 | 0.100 |
| Tritanopia (no blue cones) | #696D84 | 0.127 |
| Achromatopsia (no color) | #6C6C6C | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A57C2
#7A57C2
oklch(54.6% 0.161 295.7)
- #6E7800
#6E7800
oklch(54.5% 0.124 115.4)
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 #7A57C2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.029
- Slate Blue #6A5ACD ΔE 0.031
- Iris #6258C4 ΔE 0.039
- Dark Periwinkle #665FD1 ΔE 0.041
- Deep Lavender #8D5EB7 ΔE 0.044
- Purpley #8756E4 ΔE 0.056
- Amethyst #9B5FC0 ΔE 0.063
- Bluey Purple #6241C7 ΔE 0.068
Use #7A57C2 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.