#643153
Closest named color: Purple Brown (#673A3F). oklch(39.2% 0.087 341.4), rgb(100, 49, 83).
Aa
White text reads best on this color (9.97:1).
About this color
#643153 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.087 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.048 away. White text reads best on it, at 9.97:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.087) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #643153 |
| RGB | rgb(100, 49, 83) |
| HSL | hsl(320, 34%, 29%) |
| OKLCH | oklch(39.2% 0.087 341.4) |
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 #643153 | 9.97:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #643153 | 2.10:1 | Fails | Lc 11.1 | Not readable |
| #643153 text on white | 9.97:1 | AAA | Lc 92.8 | Preferred for body text |
| #643153 text on black | 2.10:1 | Fails | Lc -9.6 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F3E5ED
oklch(93.5% 0.018 342)
-
Step 200
200
#EBD0E0
oklch(88.5% 0.037 341.5)
-
Step 300
300
#DFB1CD
oklch(81% 0.065 341.5)
-
Step 400
400
#CD86B3
oklch(70.6% 0.104 341.6)
-
Step 500
500
#BE66A1
oklch(63% 0.134 341)
-
Step 600
600
#A94C8C
oklch(55.6% 0.144 341)
-
Step 700
700
#913C77
oklch(49.1% 0.135 341)
-
Step 800
800
#763260
oklch(42.6% 0.112 341.7)
-
Step 900
900 (this color)
#643153
oklch(39.2% 0.087 341.4)
-
Step 950
950
#381B2E
oklch(27% 0.054 341.6)
#643153 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) | #343D54 | 0.090 |
| Deuteranopia (no green cones) | #414652 | 0.083 |
| Tritanopia (no blue cones) | #69323E | 0.038 |
| Achromatopsia (no color) | #434343 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #643153
#643153
oklch(39.2% 0.087 341.4)
- #005336
#005336
oklch(39.1% 0.086 161.4)
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 #643153, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.048
- Brownish Purple #76424E ΔE 0.064
- Grape Purple #5D1451 ΔE 0.066
- Velvet #750851 ΔE 0.068
- Rich Purple #720058 ΔE 0.077
- Merlot #730039 ΔE 0.077
- Red Purple #820747 ΔE 0.078
- Wine #80013F ΔE 0.080
Use #643153 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.