#6D3355
Closest named color: Purple Brown (#673A3F). oklch(41% 0.093 345.8), rgb(109, 51, 85).
Aa
White text reads best on this color (9.31:1).
About this color
#6D3355 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.093 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.047 away. White text reads best on it, at 9.31:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.25:1 |
| White text | 9.31:1 |
Values
| HEX | #6D3355 |
| RGB | rgb(109, 51, 85) |
| HSL | hsl(325, 36%, 31%) |
| OKLCH | oklch(41% 0.093 345.8) |
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 #6D3355 | 9.31:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #6D3355 | 2.25:1 | Fails | Lc 12.8 | Not readable |
| #6D3355 text on white | 9.31:1 | AAA | Lc 91.1 | Preferred for body text |
| #6D3355 text on black | 2.25:1 | Fails | Lc -11.2 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F2E6EC
oklch(93.6% 0.015 345.6)
-
Step 200
200
#E9D2DD
oklch(88.6% 0.029 347.1)
-
Step 300
300
#DCB3C8
oklch(80.9% 0.055 346.2)
-
Step 400
400
#C98BAC
oklch(70.8% 0.087 346.4)
-
Step 500
500
#B96C98
oklch(63% 0.112 345.5)
-
Step 600
600
#A45382
oklch(55.5% 0.121 345.9)
-
Step 700
700
#8D436E
oklch(49.1% 0.113 346.2)
-
Step 800
800 (this color)
#6D3355
oklch(41% 0.093 345.8)
-
Step 900
900
#5D314A
oklch(37.8% 0.072 346)
-
Step 950
950
#361D2B
oklch(27% 0.045 345.9)
#6D3355 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) | #384156 | 0.100 |
| Deuteranopia (no green cones) | #484A54 | 0.089 |
| Tritanopia (no blue cones) | #743240 | 0.037 |
| Achromatopsia (no color) | #474747 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3355
#6D3355
oklch(41% 0.093 345.8)
- #00583F
#00583F
oklch(40.8% 0.085 165.9)
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 #6D3355, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.047
- Brownish Purple #76424E ΔE 0.050
- Velvet #750851 ΔE 0.067
- Red Purple #820747 ΔE 0.069
- Wine #80013F ΔE 0.074
- Rich Purple #720058 ΔE 0.078
- Merlot #730039 ΔE 0.078
- Grape Purple #5D1451 ΔE 0.078
Use #6D3355 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.