#7553B4
Closest named color: Iris (#6258C4). oklch(52.5% 0.149 297.2), rgb(117, 83, 180).
Aa
White text reads best on this color (5.74:1).
About this color
#7553B4 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.149 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.040 away. White text reads best on it, at 5.74:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.65:1 |
| White text | 5.74:1 |
Values
| HEX | #7553B4 |
| RGB | rgb(117, 83, 180) |
| HSL | hsl(261, 39%, 52%) |
| OKLCH | oklch(52.5% 0.149 297.2) |
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 #7553B4 | 5.74:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #7553B4 | 3.65:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #7553B4 text on white | 5.74:1 | AA | Lc 78.5 | Fine for body text |
| #7553B4 text on black | 3.65:1 | AA large text | Lc -23.3 | 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
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DBD4EF
oklch(88.4% 0.037 297.5)
-
Step 300
300
#C5B8E7
oklch(80.9% 0.067 297.6)
-
Step 400
400
#A892DB
oklch(70.7% 0.107 297.5)
-
Step 500
500
#9375D1
oklch(63% 0.137 297.3)
-
Step 600
600 (this color)
#7553B4
oklch(52.5% 0.149 297.2)
-
Step 700
700
#6A4BA4
oklch(49% 0.139 297.1)
-
Step 800
800
#573E85
oklch(42.7% 0.115 297.6)
-
Step 900
900
#47366B
oklch(37.8% 0.089 296.7)
-
Step 950
950
#2A203E
oklch(27.1% 0.055 298)
#7553B4 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) | #2B66B7 | 0.100 |
| Deuteranopia (no green cones) | #3565B2 | 0.093 |
| Tritanopia (no blue cones) | #67667B | 0.116 |
| Achromatopsia (no color) | #666666 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7553B4
#7553B4
oklch(52.5% 0.149 297.2)
- #667300
#667300
oklch(52.6% 0.122 117.3)
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 #7553B4, closest first.
No curated palette has a color within ΔE 0.04 of #7553B4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.040
- Slate Blue #6A5ACD ΔE 0.044
- Light Indigo #6D5ACF ΔE 0.045
- Deep Lavender #8D5EB7 ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.054
- Bluey Purple #6241C7 ΔE 0.064
- Purply #983FB2 ΔE 0.072
- Amethyst #9B5FC0 ΔE 0.077
Use #7553B4 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.