#633754
Closest named color: Purple Brown (#673A3F). oklch(40.2% 0.075 341.1), rgb(99, 55, 84).
Aa
White text reads best on this color (9.52:1).
About this color
#633754 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.075 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.040 away. White text reads best on it, at 9.52:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.52:1 |
Values
| HEX | #633754 |
| RGB | rgb(99, 55, 84) |
| HSL | hsl(320, 29%, 30%) |
| OKLCH | oklch(40.2% 0.075 341.1) |
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 #633754 | 9.52:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #633754 | 2.20:1 | Fails | Lc 12.1 | Not readable |
| #633754 text on white | 9.52:1 | AAA | Lc 91.8 | Preferred for body text |
| #633754 text on black | 2.20:1 | Fails | Lc -10.6 | 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
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F2E6ED
oklch(93.6% 0.016 341.4)
-
Step 200
200
#E8D1DF
oklch(88.4% 0.032 340.6)
-
Step 300
300
#DBB3CB
oklch(80.9% 0.056 341.7)
-
Step 400
400
#C78AB1
oklch(70.6% 0.09 341)
-
Step 500
500
#B86C9E
oklch(63.1% 0.115 341.1)
-
Step 600
600
#A35389
oklch(55.7% 0.125 341)
-
Step 700
700
#8B4374
oklch(49.1% 0.116 341)
-
Step 800
800
#71385E
oklch(42.7% 0.095 341.4)
-
Step 900
900 (this color)
#633754
oklch(40.2% 0.075 341.1)
-
Step 950
950
#361D2D
oklch(27.1% 0.047 341.8)
#633754 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) | #394155 | 0.077 |
| Deuteranopia (no green cones) | #444853 | 0.071 |
| Tritanopia (no blue cones) | #683742 | 0.032 |
| Achromatopsia (no color) | #454545 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #633754
#633754
oklch(40.2% 0.075 341.1)
- #19543B
#19543B
oklch(40% 0.074 161.7)
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 #633754, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.040
- Brownish Purple #76424E ΔE 0.054
- Grape Purple #5D1451 ΔE 0.080
- Velvet #750851 ΔE 0.082
- Charcoal Grey #3C4142 ΔE 0.085
- Red Purple #820747 ΔE 0.088
- Merlot #730039 ΔE 0.090
- Rich Purple #720058 ΔE 0.091
Use #633754 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.