#6B3159
Closest named color: Purple Brown (#673A3F). oklch(40.5% 0.098 340.6), rgb(107, 49, 89).
Aa
White text reads best on this color (9.50:1).
About this color
#6B3159 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.098 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.056 away. White text reads best on it, at 9.50:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #6B3159 |
| RGB | rgb(107, 49, 89) |
| HSL | hsl(319, 37%, 31%) |
| OKLCH | oklch(40.5% 0.098 340.6) |
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 #6B3159 | 9.50:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #6B3159 | 2.20:1 | Fails | Lc 12.3 | Not readable |
| #6B3159 text on white | 9.50:1 | AAA | Lc 91.6 | Preferred for body text |
| #6B3159 text on black | 2.20:1 | 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
#F9F3F7
oklch(97% 0.008 337.4)
-
Step 100
100
#F2E6ED
oklch(93.6% 0.016 341.4)
-
Step 200
200
#E9D1E0
oklch(88.5% 0.033 339.9)
-
Step 300
300
#DBB3CC
oklch(81% 0.057 340.6)
-
Step 400
400
#C88AB2
oklch(70.7% 0.092 340.7)
-
Step 500
500
#B86C9F
oklch(63.1% 0.116 340.5)
-
Step 600
600
#A3528A
oklch(55.5% 0.127 340.3)
-
Step 700
700
#8C4275
oklch(49.1% 0.119 340.7)
-
Step 800
800 (this color)
#6B3159
oklch(40.5% 0.098 340.6)
-
Step 900
900
#5C304E
oklch(37.7% 0.077 340.3)
-
Step 950
950
#361C2E
oklch(26.9% 0.05 339.5)
#6B3159 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) | #34405A | 0.103 |
| Deuteranopia (no green cones) | #444957 | 0.093 |
| Tritanopia (no blue cones) | #713241 | 0.044 |
| Achromatopsia (no color) | #464646 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3159
#6B3159
oklch(40.5% 0.098 340.6)
- #005838
#005838
oklch(40.6% 0.091 160.3)
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 #6B3159, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.056
- Brownish Purple #76424E ΔE 0.060
- Velvet #750851 ΔE 0.063
- Red Purple #820747 ΔE 0.070
- Grape Purple #5D1451 ΔE 0.071
- Rich Purple #720058 ΔE 0.071
- Wine #80013F ΔE 0.075
- Merlot #730039 ΔE 0.078
Use #6B3159 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.