#6C3A4E
Closest named color: Purple Brown (#673A3F). oklch(41.7% 0.075 355.4), rgb(108, 58, 78).
Aa
White text reads best on this color (8.92:1).
About this color
#6C3A4E is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.075 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.027 away. White text reads best on it, at 8.92:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.075) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.35:1 |
| White text | 8.92:1 |
Values
| HEX | #6C3A4E |
| RGB | rgb(108, 58, 78) |
| HSL | hsl(336, 30%, 33%) |
| OKLCH | oklch(41.7% 0.075 355.4) |
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 #6C3A4E | 8.92:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #6C3A4E | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #6C3A4E text on white | 8.92:1 | AAA | Lc 90.2 | Preferred for body text |
| #6C3A4E text on black | 2.35:1 | Fails | Lc -12.1 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E6EA
oklch(93.5% 0.013 353.2)
-
Step 200
200
#E7D3DA
oklch(88.5% 0.024 354.3)
-
Step 300
300
#D9B5C2
oklch(80.8% 0.045 354.4)
-
Step 400
400
#C58FA2
oklch(70.8% 0.07 356.2)
-
Step 500
500
#B5728C
oklch(63.1% 0.091 355.2)
-
Step 600
600
#A05A76
oklch(55.7% 0.098 355.3)
-
Step 700
700
#884A63
oklch(49.1% 0.089 355.3)
-
Step 800
800 (this color)
#6C3A4E
oklch(41.7% 0.075 355.4)
-
Step 900
900
#5A3443
oklch(37.7% 0.058 355.1)
-
Step 950
950
#351F27
oklch(27.1% 0.036 356.4)
#6C3A4E 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) | #40444F | 0.082 |
| Deuteranopia (no green cones) | #4D4D4D | 0.075 |
| Tritanopia (no blue cones) | #733741 | 0.024 |
| Achromatopsia (no color) | #4A4A4A | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C3A4E
#6C3A4E
oklch(41.7% 0.075 355.4)
- #0A594A
#0A594A
oklch(41.6% 0.075 175.5)
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 #6C3A4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.027
- Brownish Purple #76424E ΔE 0.031
- Dark Mauve #874C62 ΔE 0.076
- Red Purple #820747 ΔE 0.084
- Wine #80013F ΔE 0.087
- Velvet #750851 ΔE 0.089
- Chestnut #742802 ΔE 0.089
- Red Brown #8B2E16 ΔE 0.090
Use #6C3A4E 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.