#634395
Closest named color: Rebecca Purple (#663399). oklch(45.9% 0.13 299.2), rgb(99, 67, 149).
Aa
White text reads best on this color (7.58:1).
About this color
#634395 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.130 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.037 away. White text reads best on it, at 7.58:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.76:1 |
| White text | 7.58:1 |
Values
| HEX | #634395 |
| RGB | rgb(99, 67, 149) |
| HSL | hsl(263, 38%, 42%) |
| OKLCH | oklch(45.9% 0.13 299.2) |
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 #634395 | 7.58:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #634395 | 2.76:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #634395 text on white | 7.58:1 | AAA | Lc 86.1 | Fine for body text |
| #634395 text on black | 2.76:1 | Fails | Lc -16.0 | 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 800.
-
Step 50
50
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DDD3F2
oklch(88.4% 0.043 300.2)
-
Step 300
300
#C7B6EC
oklch(80.9% 0.077 299.1)
-
Step 400
400
#AB8FE2
oklch(70.7% 0.122 298.8)
-
Step 500
500
#9870D9
oklch(63.1% 0.156 299.5)
-
Step 600
600
#8356C7
oklch(55.6% 0.17 299.2)
-
Step 700
700
#6F46AC
oklch(49.2% 0.157 299.1)
-
Step 800
800 (this color)
#634395
oklch(45.9% 0.13 299.2)
-
Step 900
900
#4A336F
oklch(37.8% 0.101 299.2)
-
Step 950
950
#2B1E41
oklch(26.9% 0.064 299.2)
#634395 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) | #235498 | 0.091 |
| Deuteranopia (no green cones) | #2C5393 | 0.085 |
| Tritanopia (no blue cones) | #585365 | 0.101 |
| Achromatopsia (no color) | #545454 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634395
#634395
oklch(45.9% 0.13 299.2)
- #515F00
#515F00
oklch(45.7% 0.108 119.2)
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 #634395, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.037
- Blueberry #464196 ΔE 0.051
- Twilight #4E518B ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.054
- Dusk #4E5481 ΔE 0.068
- Light Eggplant #894585 ΔE 0.078
- Bluey Purple #6241C7 ΔE 0.080
- Dusky Blue #475F94 ΔE 0.082
Use #634395 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.