#7556D6
Closest named color: Light Indigo (#6D5ACF). oklch(55.3% 0.188 290), rgb(117, 86, 214).
Aa
White text reads best on this color (5.17:1).
About this color
#7556D6 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.188 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.019 away. White text reads best on it, at 5.17:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #7556D6 |
| RGB | rgb(117, 86, 214) |
| HSL | hsl(255, 61%, 59%) |
| OKLCH | oklch(55.3% 0.188 290) |
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 #7556D6 | 5.17:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #7556D6 | 4.05:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #7556D6 text on white | 5.17:1 | AA | Lc 75.2 | Fine for body text |
| #7556D6 text on black | 4.05:1 | AA large text | Lc -26.5 | 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
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D5F7
oklch(88.6% 0.047 289.5)
-
Step 300
300
#BFB8F4
oklch(80.9% 0.084 289.7)
-
Step 400
400
#A091EE
oklch(70.8% 0.134 289.9)
-
Step 500
500
#8A72E9
oklch(63.1% 0.173 289.8)
-
Step 600
600 (this color)
#7556D6
oklch(55.3% 0.188 290)
-
Step 700
700
#6346BA
oklch(49% 0.174 290)
-
Step 800
800
#513A97
oklch(42.7% 0.145 290.2)
-
Step 900
900
#423378
oklch(37.6% 0.113 289.9)
-
Step 950
950
#271F46
oklch(27.1% 0.07 290.3)
#7556D6 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) | #006FDA | 0.111 |
| Deuteranopia (no green cones) | #006AD3 | 0.110 |
| Tritanopia (no blue cones) | #57738E | 0.153 |
| Achromatopsia (no color) | #6D6D6D | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7556D6
#7556D6
oklch(55.3% 0.188 290)
- #777800
#777800
oklch(55.3% 0.121 110.4)
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 #7556D6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.019
- Slate Blue #6A5ACD ΔE 0.024
- Dark Periwinkle #665FD1 ΔE 0.030
- Purpley #8756E4 ΔE 0.037
- Iris #6258C4 ΔE 0.041
- Medium Slate Blue #7B68EE ΔE 0.054
- Bluey Purple #6241C7 ΔE 0.062
- Warm Blue #4B57DB ΔE 0.063
Use #7556D6 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.