#6B2748
Closest named color: Merlot (#730039). oklch(38.3% 0.104 352.9), rgb(107, 39, 72).
Aa
White text reads best on this color (10.45:1).
About this color
#6B2748 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.104 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.050 away. White text reads best on it, at 10.45:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 2.00:1 |
| White text | 10.45:1 |
Values
| HEX | #6B2748 |
| RGB | rgb(107, 39, 72) |
| HSL | hsl(331, 47%, 29%) |
| OKLCH | oklch(38.3% 0.104 352.9) |
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 #6B2748 | 10.45:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #6B2748 | 2.00:1 | Fails | Lc 10.3 | Not readable |
| #6B2748 text on white | 10.45:1 | AAA | Lc 93.7 | Preferred for body text |
| #6B2748 text on black | 2.00:1 | Fails | Lc -8.9 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EB
oklch(93.6% 0.023 353.2)
-
Step 200
200
#F1CEDC
oklch(88.5% 0.043 352)
-
Step 300
300
#E9ACC5
oklch(80.8% 0.078 352.6)
-
Step 400
400
#DC7EA7
oklch(70.7% 0.125 353.2)
-
Step 500
500
#CF5A92
oklch(63% 0.159 352.8)
-
Step 600
600
#BB3C7C
oklch(55.7% 0.173 353.2)
-
Step 700
700
#A02D69
oklch(49.1% 0.161 352.7)
-
Step 800
800
#822755
oklch(42.7% 0.133 353.1)
-
Step 900
900 (this color)
#6B2748
oklch(38.3% 0.104 352.9)
-
Step 950
950
#3E1729
oklch(27.1% 0.066 353.5)
#6B2748 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) | #313849 | 0.114 |
| Deuteranopia (no green cones) | #434446 | 0.104 |
| Tritanopia (no blue cones) | #732334 | 0.036 |
| Achromatopsia (no color) | #3F3F3F | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B2748
#6B2748
oklch(38.3% 0.104 352.9)
- #00503F
#00503F
oklch(38.4% 0.074 172.2)
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 #6B2748, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.050
- Velvet #750851 ΔE 0.051
- Purple Brown #673A3F ΔE 0.054
- Wine #80013F ΔE 0.056
- Red Purple #820747 ΔE 0.056
- Grape Purple #5D1451 ΔE 0.059
- Bordeaux #7B002C ΔE 0.060
- Rich Purple #720058 ΔE 0.063
Use #6B2748 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.