#634484
Closest named color: Twilight (#4E518B). oklch(45% 0.106 304.9), rgb(99, 68, 132).
Aa
White text reads best on this color (7.80:1).
About this color
#634484 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.106 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.046 away. White text reads best on it, at 7.80:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.69:1 |
| White text | 7.80:1 |
Values
| HEX | #634484 |
| RGB | rgb(99, 68, 132) |
| HSL | hsl(269, 32%, 39%) |
| OKLCH | oklch(45% 0.106 304.9) |
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 #634484 | 7.80:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #634484 | 2.69:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #634484 text on white | 7.80:1 | AAA | Lc 86.9 | Fine for body text |
| #634484 text on black | 2.69:1 | Fails | Lc -15.2 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DED4EC
oklch(88.5% 0.034 304.5)
-
Step 300
300
#CAB7E1
oklch(80.9% 0.062 305.6)
-
Step 400
400
#AF91D3
oklch(70.8% 0.099 304.8)
-
Step 500
500
#9B74C7
oklch(63.1% 0.127 304.7)
-
Step 600
600
#865BB3
oklch(55.5% 0.138 304.9)
-
Step 700
700
#724B9A
oklch(49.2% 0.127 305)
-
Step 800
800 (this color)
#634484
oklch(45% 0.106 304.9)
-
Step 900
900
#4C3565
oklch(37.8% 0.083 304.8)
-
Step 950
950
#2C1F3B
oklch(26.9% 0.053 304.5)
#634484 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) | #335186 | 0.077 |
| Deuteranopia (no green cones) | #3A5282 | 0.071 |
| Tritanopia (no blue cones) | #5E4F5D | 0.080 |
| Achromatopsia (no color) | #525252 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634484
#634484
oklch(45% 0.106 304.9)
- #485F0D
#485F0D
oklch(45.1% 0.107 125)
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 #634484, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.046
- Dusk #4E5481 ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.055
- Rebecca Purple #663399 ΔE 0.055
- Blueberry #464196 ΔE 0.060
- Dusty Grape #545775 ΔE 0.067
- Light Eggplant #894585 ΔE 0.072
- Dusky Blue #475F94 ΔE 0.080
Use #634484 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.