#6C1B42
Closest named color: Merlot (#730039). oklch(36.8% 0.12 355.3), rgb(108, 27, 66).
Aa
White text reads best on this color (11.21:1).
About this color
#6C1B42 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.120 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.030 away. White text reads best on it, at 11.21:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.87:1 |
| White text | 11.21:1 |
Values
| HEX | #6C1B42 |
| RGB | rgb(108, 27, 66) |
| HSL | hsl(331, 60%, 26%) |
| OKLCH | oklch(36.8% 0.12 355.3) |
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 #6C1B42 | 11.21:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #6C1B42 | 1.87:1 | Fails | Lc 9.0 | Not readable |
| #6C1B42 text on white | 11.21:1 | AAA | Lc 95.0 | Preferred for body text |
| #6C1B42 text on black | 1.87:1 | Fails | Lc -7.7 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F5CCDA
oklch(88.4% 0.049 355.6)
-
Step 300
300
#F0A9C3
oklch(81% 0.089 355.6)
-
Step 400
400
#E577A5
oklch(70.7% 0.145 355)
-
Step 500
500
#DA4F8E
oklch(63.2% 0.183 355.6)
-
Step 600
600
#C52A79
oklch(55.7% 0.2 355.1)
-
Step 700
700
#A91965
oklch(49% 0.186 355.3)
-
Step 800
800
#8A1A53
oklch(42.8% 0.154 355.2)
-
Step 900
900 (this color)
#6C1B42
oklch(36.8% 0.12 355.3)
-
Step 950
950
#411328
oklch(26.9% 0.076 355.1)
#6C1B42 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) | #2A3143 | 0.134 |
| Deuteranopia (no green cones) | #414040 | 0.119 |
| Tritanopia (no blue cones) | #75132C | 0.040 |
| Achromatopsia (no color) | #3B3B3B | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C1B42
#6C1B42
oklch(36.8% 0.12 355.3)
- #004B3D
#004B3D
oklch(36.8% 0.07 174.8)
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 #6C1B42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.030
- Velvet #750851 ΔE 0.039
- Wine #80013F ΔE 0.044
- Bordeaux #7B002C ΔE 0.047
- Red Purple #820747 ΔE 0.048
- Grape Purple #5D1451 ΔE 0.050
- Rich Purple #720058 ΔE 0.053
- Wine Red #7B0323 ΔE 0.056
Use #6C1B42 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.