#7553C5
Closest named color: Light Indigo (#6D5ACF). oklch(53.6% 0.17 293.6), rgb(117, 83, 197).
Aa
White text reads best on this color (5.52:1).
About this color
#7553C5 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.170 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.024 away. White text reads best on it, at 5.52:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.79:1 |
| White text | 5.52:1 |
Values
| HEX | #7553C5 |
| RGB | rgb(117, 83, 197) |
| HSL | hsl(258, 50%, 55%) |
| OKLCH | oklch(53.6% 0.17 293.6) |
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 #7553C5 | 5.52:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #7553C5 | 3.79:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #7553C5 text on white | 5.52:1 | AA | Lc 77.3 | Fine for body text |
| #7553C5 text on black | 3.79:1 | AA large text | Lc -24.5 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F8
oklch(93.5% 0.023 294.1)
-
Step 200
200
#DAD4F3
oklch(88.4% 0.043 294.4)
-
Step 300
300
#C2B8EE
oklch(80.9% 0.076 293.1)
-
Step 400
400
#A491E6
oklch(70.7% 0.123 293.3)
-
Step 500
500
#8F73DE
oklch(63% 0.157 293.4)
-
Step 600
600 (this color)
#7553C5
oklch(53.6% 0.17 293.6)
-
Step 700
700
#6848B0
oklch(49.1% 0.159 293.9)
-
Step 800
800
#543C8F
oklch(42.7% 0.132 293.4)
-
Step 900
900
#453472
oklch(37.6% 0.103 293.5)
-
Step 950
950
#281F43
oklch(27% 0.065 293)
#7553C5 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) | #0C6AC9 | 0.112 |
| Deuteranopia (no green cones) | #1D67C2 | 0.107 |
| Tritanopia (no blue cones) | #606C84 | 0.137 |
| Achromatopsia (no color) | #696969 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7553C5
#7553C5
oklch(53.6% 0.17 293.6)
- #6E7400
#6E7400
oklch(53.6% 0.12 113.3)
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 #7553C5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.024
- Slate Blue #6A5ACD ΔE 0.025
- Iris #6258C4 ΔE 0.032
- Dark Periwinkle #665FD1 ΔE 0.038
- Bluey Purple #6241C7 ΔE 0.054
- Purpley #8756E4 ΔE 0.056
- Deep Lavender #8D5EB7 ΔE 0.058
- Warm Blue #4B57DB ΔE 0.071
Use #7553C5 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.