#63326E
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.111 320), rgb(99, 50, 110).
Aa
White text reads best on this color (9.49:1).
About this color
#63326E is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.111 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.071 away. White text reads best on it, at 9.49:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.21:1 |
| White text | 9.49:1 |
Values
| HEX | #63326E |
| RGB | rgb(99, 50, 110) |
| HSL | hsl(289, 38%, 31%) |
| OKLCH | oklch(40.6% 0.111 320) |
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 #63326E | 9.49:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #63326E | 2.21:1 | Fails | Lc 12.3 | Not readable |
| #63326E text on white | 9.49:1 | AAA | Lc 91.6 | Preferred for body text |
| #63326E text on black | 2.21:1 | Fails | Lc -10.8 | Not readable |
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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E4D2E8
oklch(88.5% 0.035 320.1)
-
Step 300
300
#D4B4DB
oklch(81% 0.064 320.2)
-
Step 400
400
#BD8BC9
oklch(70.6% 0.104 319.7)
-
Step 500
500
#AC6DBB
oklch(63.1% 0.132 319.7)
-
Step 600
600
#9853A7
oklch(55.6% 0.145 320.2)
-
Step 700
700
#81438F
oklch(49.1% 0.134 320)
-
Step 800
800 (this color)
#63326E
oklch(40.6% 0.111 320)
-
Step 900
900
#55315E
oklch(37.7% 0.086 319.4)
-
Step 950
950
#321D37
oklch(27% 0.055 319.7)
#63326E 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) | #274270 | 0.103 |
| Deuteranopia (no green cones) | #37476C | 0.090 |
| Tritanopia (no blue cones) | #643A4B | 0.069 |
| Achromatopsia (no color) | #464646 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63326E
#63326E
oklch(40.6% 0.111 320)
- #235716
#235716
oklch(40.6% 0.111 140)
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 #63326E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.071
- Rebecca Purple #663399 ΔE 0.071
- Grape Purple #5D1451 ΔE 0.074
- Rich Purple #720058 ΔE 0.078
- Velvet #750851 ΔE 0.079
- Purple #800080 ΔE 0.086
- Blueberry #464196 ΔE 0.087
- Brownish Purple #76424E ΔE 0.089
Use #63326E 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.