#6D3555
Closest named color: Purple Brown (#673A3F). oklch(41.3% 0.09 346.4), rgb(109, 53, 85).
Aa
White text reads best on this color (9.16:1).
About this color
#6D3555 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.090 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.044 away. White text reads best on it, at 9.16:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.16:1 |
Values
| HEX | #6D3555 |
| RGB | rgb(109, 53, 85) |
| HSL | hsl(326, 35%, 32%) |
| OKLCH | oklch(41.3% 0.09 346.4) |
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 #6D3555 | 9.16:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #6D3555 | 2.29:1 | Fails | Lc 13.2 | Not readable |
| #6D3555 text on white | 9.16:1 | AAA | Lc 90.8 | Preferred for body text |
| #6D3555 text on black | 2.29:1 | Fails | Lc -11.5 | 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
#E8D2DD
oklch(88.5% 0.028 346)
-
Step 300
300
#DBB4C7
oklch(81% 0.051 347.4)
-
Step 400
400
#C78BAB
oklch(70.6% 0.084 346.2)
-
Step 500
500
#B86E97
oklch(63.2% 0.107 346.2)
-
Step 600
600
#A35581
oklch(55.6% 0.116 346.6)
-
Step 700
700
#8B456D
oklch(49.1% 0.107 346.4)
-
Step 800
800 (this color)
#6D3555
oklch(41.3% 0.09 346.4)
-
Step 900
900
#5C3149
oklch(37.6% 0.071 346.4)
-
Step 950
950
#361D2B
oklch(27% 0.045 345.9)
#6D3555 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) | #3A4256 | 0.096 |
| Deuteranopia (no green cones) | #494B54 | 0.086 |
| Tritanopia (no blue cones) | #733441 | 0.035 |
| Achromatopsia (no color) | #484848 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3555
#6D3555
oklch(41.3% 0.09 346.4)
- #005941
#005941
oklch(41.2% 0.084 167)
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 #6D3555, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.044
- Brownish Purple #76424E ΔE 0.046
- Velvet #750851 ΔE 0.072
- Red Purple #820747 ΔE 0.073
- Wine #80013F ΔE 0.077
- Dark Mauve #874C62 ΔE 0.082
- Merlot #730039 ΔE 0.082
- Rich Purple #720058 ΔE 0.083
Use #6D3555 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.