#6B1544
Closest named color: Merlot (#730039). oklch(36.1% 0.127 352.2), rgb(107, 21, 68).
Aa
White text reads best on this color (11.56:1).
About this color
#6B1544 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.127 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.027 away. White text reads best on it, at 11.56:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.81:1 |
| White text | 11.56:1 |
Values
| HEX | #6B1544 |
| RGB | rgb(107, 21, 68) |
| HSL | hsl(327, 67%, 25%) |
| OKLCH | oklch(36.1% 0.127 352.2) |
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 #6B1544 | 11.56:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #6B1544 | 1.81:1 | Fails | Lc 8.4 | Not readable |
| #6B1544 text on white | 11.56:1 | AAA | Lc 95.5 | Preferred for body text |
| #6B1544 text on black | 1.81:1 | 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
#FAE3EC
oklch(93.7% 0.028 352)
-
Step 200
200
#F6CBDD
oklch(88.4% 0.054 351.2)
-
Step 300
300
#F1A7C7
oklch(80.8% 0.096 351.9)
-
Step 400
400
#E774AA
oklch(70.7% 0.154 352.3)
-
Step 500
500
#DC4995
oklch(63.1% 0.196 352.3)
-
Step 600
600
#C72080
oklch(55.6% 0.213 352.1)
-
Step 700
700
#AB0C6C
oklch(49.1% 0.197 352)
-
Step 800
800
#8B1358
oklch(42.7% 0.163 352.1)
-
Step 900
900 (this color)
#6B1544
oklch(36.1% 0.127 352.2)
-
Step 950
950
#42112A
oklch(26.9% 0.081 352.4)
#6B1544 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) | #252F45 | 0.143 |
| Deuteranopia (no green cones) | #3D3F42 | 0.128 |
| Tritanopia (no blue cones) | #740D2A | 0.047 |
| Achromatopsia (no color) | #393939 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1544
#6B1544
oklch(36.1% 0.127 352.2)
- #004939
#004939
oklch(36.1% 0.07 171.9)
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 #6B1544, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.027
- Velvet #750851 ΔE 0.033
- Grape Purple #5D1451 ΔE 0.042
- Rich Purple #720058 ΔE 0.044
- Wine #80013F ΔE 0.046
- Red Purple #820747 ΔE 0.049
- Bordeaux #7B002C ΔE 0.051
- Burgundy #610023 ΔE 0.060
Use #6B1544 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.