#633455
Closest named color: Purple Brown (#673A3F). oklch(39.7% 0.082 339.3), rgb(99, 52, 85).
Aa
White text reads best on this color (9.75:1).
About this color
#633455 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.082 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.046 away. White text reads best on it, at 9.75:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.15:1 |
| White text | 9.75:1 |
Values
| HEX | #633455 |
| RGB | rgb(99, 52, 85) |
| HSL | hsl(318, 31%, 30%) |
| OKLCH | oklch(39.7% 0.082 339.3) |
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 #633455 | 9.75:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #633455 | 2.15:1 | Fails | Lc 11.6 | Not readable |
| #633455 text on white | 9.75:1 | AAA | Lc 92.4 | Preferred for body text |
| #633455 text on black | 2.15:1 | Fails | Lc -10.1 | 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 900.
-
Step 50
50
#F9F3F7
oklch(97% 0.008 337.4)
-
Step 100
100
#F2E5EE
oklch(93.5% 0.018 336.6)
-
Step 200
200
#E9D1E0
oklch(88.5% 0.033 339.9)
-
Step 300
300
#DCB2CE
oklch(80.9% 0.061 338.7)
-
Step 400
400
#C988B4
oklch(70.6% 0.098 339.4)
-
Step 500
500
#BA69A2
oklch(63% 0.126 339.2)
-
Step 600
600
#A54F8D
oklch(55.5% 0.137 339.1)
-
Step 700
700
#8D4078
oklch(49.1% 0.126 339)
-
Step 800
800
#733561
oklch(42.7% 0.105 339.7)
-
Step 900
900 (this color)
#633455
oklch(39.7% 0.082 339.3)
-
Step 950
950
#371C2F
oklch(27.1% 0.052 339)
#633455 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) | #363F56 | 0.084 |
| Deuteranopia (no green cones) | #424754 | 0.077 |
| Tritanopia (no blue cones) | #683540 | 0.038 |
| Achromatopsia (no color) | #444444 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #633455
#633455
oklch(39.7% 0.082 339.3)
- #125437
#125437
oklch(39.7% 0.081 159.5)
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 #633455, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.046
- Brownish Purple #76424E ΔE 0.061
- Grape Purple #5D1451 ΔE 0.072
- Velvet #750851 ΔE 0.075
- Rich Purple #720058 ΔE 0.083
- Red Purple #820747 ΔE 0.084
- Merlot #730039 ΔE 0.084
- Wine #80013F ΔE 0.087
Use #633455 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.