#633255
Closest named color: Purple Brown (#673A3F). oklch(39.3% 0.085 339), rgb(99, 50, 85).
Aa
White text reads best on this color (9.91:1).
About this color
#633255 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.085 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.050 away. White text reads best on it, at 9.91:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.11:1 |
| White text | 9.91:1 |
Values
| HEX | #633255 |
| RGB | rgb(99, 50, 85) |
| HSL | hsl(317, 33%, 29%) |
| OKLCH | oklch(39.3% 0.085 339) |
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 #633255 | 9.91:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #633255 | 2.11:1 | Fails | Lc 11.2 | Not readable |
| #633255 text on white | 9.91:1 | AAA | Lc 92.7 | Preferred for body text |
| #633255 text on black | 2.11:1 | Fails | Lc -9.7 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F3E5EE
oklch(93.6% 0.019 338.7)
-
Step 200
200
#EAD1E1
oklch(88.6% 0.035 339.2)
-
Step 300
300
#DDB1CE
oklch(80.8% 0.064 339.1)
-
Step 400
400
#CB87B6
oklch(70.7% 0.103 338.8)
-
Step 500
500
#BC68A4
oklch(63.2% 0.131 338.8)
-
Step 600
600
#A74D8F
oklch(55.6% 0.143 338.7)
-
Step 700
700
#8F3E79
oklch(49.1% 0.132 339.1)
-
Step 800
800
#743363
oklch(42.6% 0.111 338.5)
-
Step 900
900 (this color)
#633255
oklch(39.3% 0.085 339)
-
Step 950
950
#371B2F
oklch(26.9% 0.054 338.7)
#633255 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) | #343E56 | 0.088 |
| Deuteranopia (no green cones) | #414654 | 0.080 |
| Tritanopia (no blue cones) | #68333F | 0.040 |
| Achromatopsia (no color) | #434343 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #633255
#633255
oklch(39.3% 0.085 339)
- #0B5335
#0B5335
oklch(39.2% 0.084 159.4)
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 #633255, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.050
- Brownish Purple #76424E ΔE 0.065
- Grape Purple #5D1451 ΔE 0.067
- Velvet #750851 ΔE 0.071
- Rich Purple #720058 ΔE 0.078
- Merlot #730039 ΔE 0.081
- Red Purple #820747 ΔE 0.081
- Wine #80013F ΔE 0.084
Use #633255 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.