#6D1D3C
Closest named color: Merlot (#730039). oklch(37% 0.116 1), rgb(109, 29, 60).
Aa
White text reads best on this color (11.10:1).
About this color
#6D1D3C is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.116 and its hue 1°. 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 11.10:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.89:1 |
| White text | 11.10:1 |
Values
| HEX | #6D1D3C |
| RGB | rgb(109, 29, 60) |
| HSL | hsl(337, 58%, 27%) |
| OKLCH | oklch(37% 0.116 1) |
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 #6D1D3C | 11.10:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #6D1D3C | 1.89:1 | Fails | Lc 9.1 | Not readable |
| #6D1D3C text on white | 11.10:1 | AAA | Lc 94.8 | Preferred for body text |
| #6D1D3C text on black | 1.89:1 | 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
#F9E3E9
oklch(93.5% 0.025 359.2)
-
Step 200
200
#F6CDD7
oklch(88.6% 0.048 1.7)
-
Step 300
300
#F0A9BD
oklch(80.8% 0.087 0.8)
-
Step 400
400
#E5799B
oklch(70.7% 0.138 1.2)
-
Step 500
500
#DA5183
oklch(63.1% 0.177 1)
-
Step 600
600
#C62D6D
oklch(55.7% 0.194 0.8)
-
Step 700
700
#AA1D5B
oklch(49.1% 0.18 0.7)
-
Step 800
800
#8A1C4A
oklch(42.6% 0.149 0.9)
-
Step 900
900 (this color)
#6D1D3C
oklch(37% 0.116 1)
-
Step 950
950
#421424
oklch(27.1% 0.073 1.7)
#6D1D3C 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) | #2E323D | 0.129 |
| Deuteranopia (no green cones) | #43413A | 0.117 |
| Tritanopia (no blue cones) | #77122A | 0.034 |
| Achromatopsia (no color) | #3C3C3C | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D1D3C
#6D1D3C
oklch(37% 0.116 1)
- #004B42
#004B42
oklch(37% 0.067 181.4)
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 #6D1D3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.032
- Bordeaux #7B002C ΔE 0.040
- Wine #80013F ΔE 0.045
- Wine Red #7B0323 ΔE 0.047
- Velvet #750851 ΔE 0.050
- Red Purple #820747 ΔE 0.050
- Burgundy #610023 ΔE 0.059
- Claret #680018 ΔE 0.059
Use #6D1D3C 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.