#6B1340
Closest named color: Merlot (#730039). oklch(35.8% 0.128 354.9), rgb(107, 19, 64).
Aa
White text reads best on this color (11.71:1).
About this color
#6B1340 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.128 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.023 away. White text reads best on it, at 11.71:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.79:1 |
| White text | 11.71:1 |
Values
| HEX | #6B1340 |
| RGB | rgb(107, 19, 64) |
| HSL | hsl(329, 70%, 25%) |
| OKLCH | oklch(35.8% 0.128 354.9) |
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 #6B1340 | 11.71:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #6B1340 | 1.79:1 | Fails | Lc 8.2 | Not readable |
| #6B1340 text on white | 11.71:1 | AAA | Lc 95.7 | Preferred for body text |
| #6B1340 text on black | 1.79:1 | Fails | Lc 0.0 | 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
#FAE3EB
oklch(93.7% 0.027 354.5)
-
Step 200
200
#F7CBDB
oklch(88.5% 0.054 354.4)
-
Step 300
300
#F2A7C4
oklch(80.9% 0.095 354.6)
-
Step 400
400
#E874A6
oklch(70.7% 0.153 354.6)
-
Step 500
500
#DE4990
oklch(63.2% 0.195 354.9)
-
Step 600
600
#C91E7A
oklch(55.7% 0.213 354.8)
-
Step 700
700
#AD0867
oklch(49.1% 0.198 354.6)
-
Step 800
800
#8D1154
oklch(42.8% 0.164 354.8)
-
Step 900
900 (this color)
#6B1340
oklch(35.8% 0.128 354.9)
-
Step 950
950
#431128
oklch(27% 0.081 355.6)
#6B1340 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) | #252E41 | 0.144 |
| Deuteranopia (no green cones) | #3E3E3E | 0.128 |
| Tritanopia (no blue cones) | #740728 | 0.043 |
| Achromatopsia (no color) | #383838 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1340
#6B1340
oklch(35.8% 0.128 354.9)
- #00483A
#00483A
oklch(35.8% 0.068 174.1)
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 #6B1340, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.023
- Velvet #750851 ΔE 0.037
- Wine #80013F ΔE 0.045
- Grape Purple #5D1451 ΔE 0.046
- Bordeaux #7B002C ΔE 0.047
- Rich Purple #720058 ΔE 0.049
- Red Purple #820747 ΔE 0.050
- Burgundy #610023 ΔE 0.054
Use #6B1340 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.