#6C1D40
Closest named color: Merlot (#730039). oklch(36.9% 0.116 357.3), rgb(108, 29, 64).
Aa
White text reads best on this color (11.12:1).
About this color
#6C1D40 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.116 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.032 away. White text reads best on it, at 11.12:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.88:1 |
| White text | 11.12:1 |
Values
| HEX | #6C1D40 |
| RGB | rgb(108, 29, 64) |
| HSL | hsl(333, 58%, 27%) |
| OKLCH | oklch(36.9% 0.116 357.3) |
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 #6C1D40 | 11.12:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #6C1D40 | 1.88:1 | Fails | Lc 9.1 | Not readable |
| #6C1D40 text on white | 11.12:1 | AAA | Lc 94.8 | Preferred for body text |
| #6C1D40 text on black | 1.88:1 | Fails | Lc -7.8 | 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 900.
-
Step 50
50
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F5CCD9
oklch(88.4% 0.049 357.1)
-
Step 300
300
#EFA9C1
oklch(80.8% 0.087 357)
-
Step 400
400
#E479A1
oklch(70.7% 0.139 357.5)
-
Step 500
500
#D9518A
oklch(63.1% 0.178 357.5)
-
Step 600
600
#C42E74
oklch(55.6% 0.193 357.4)
-
Step 700
700
#A91E61
oklch(49.1% 0.18 357.6)
-
Step 800
800
#891D50
oklch(42.7% 0.149 357.1)
-
Step 900
900 (this color)
#6C1D40
oklch(36.9% 0.116 357.3)
-
Step 950
950
#411427
oklch(27% 0.073 356.9)
#6C1D40 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) | #2C3241 | 0.130 |
| Deuteranopia (no green cones) | #42413E | 0.117 |
| Tritanopia (no blue cones) | #75152C | 0.036 |
| Achromatopsia (no color) | #3B3B3B | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C1D40
#6C1D40
oklch(36.9% 0.116 357.3)
- #004B3F
#004B3F
oklch(36.9% 0.068 177.3)
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 #6C1D40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.032
- Velvet #750851 ΔE 0.044
- Wine #80013F ΔE 0.045
- Bordeaux #7B002C ΔE 0.045
- Red Purple #820747 ΔE 0.050
- Wine Red #7B0323 ΔE 0.053
- Grape Purple #5D1451 ΔE 0.055
- Rich Purple #720058 ΔE 0.058
Use #6C1D40 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.