#6D243C
Closest named color: Merlot (#730039). oklch(37.8% 0.106 3.3), rgb(109, 36, 60).
Aa
White text reads best on this color (10.67:1).
About this color
#6D243C is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.106 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.044 away. White text reads best on it, at 10.67:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.96:1 |
| White text | 10.67:1 |
Values
| HEX | #6D243C |
| RGB | rgb(109, 36, 60) |
| HSL | hsl(340, 50%, 28%) |
| OKLCH | oklch(37.8% 0.106 3.3) |
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 #6D243C | 10.67:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #6D243C | 1.96:1 | Fails | Lc 9.9 | Not readable |
| #6D243C text on white | 10.67:1 | AAA | Lc 94.0 | Preferred for body text |
| #6D243C text on black | 1.96:1 | Fails | Lc -8.5 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F8E4E8
oklch(93.6% 0.022 3.8)
-
Step 200
200
#F4CED6
oklch(88.6% 0.044 3.8)
-
Step 300
300
#EDACBB
oklch(80.9% 0.078 3.7)
-
Step 400
400
#E17D98
oklch(70.7% 0.126 3.5)
-
Step 500
500
#D6587F
oklch(63.2% 0.162 3.6)
-
Step 600
600
#C13869
oklch(55.7% 0.177 3.2)
-
Step 700
700
#A62957
oklch(49.1% 0.164 3.4)
-
Step 800
800
#872447
oklch(42.7% 0.136 3.5)
-
Step 900
900 (this color)
#6D243C
oklch(37.8% 0.106 3.3)
-
Step 950
950
#401623
oklch(27% 0.067 3.3)
#6D243C 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) | #33353D | 0.117 |
| Deuteranopia (no green cones) | #46433A | 0.107 |
| Tritanopia (no blue cones) | #761B2D | 0.029 |
| Achromatopsia (no color) | #3E3E3E | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D243C
#6D243C
oklch(37.8% 0.106 3.3)
- #004D45
#004D45
oklch(37.7% 0.067 183.1)
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 #6D243C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.044
- Bordeaux #7B002C ΔE 0.046
- Wine Red #7B0323 ΔE 0.050
- Wine #80013F ΔE 0.051
- Purple Brown #673A3F ΔE 0.052
- Red Purple #820747 ΔE 0.056
- Velvet #750851 ΔE 0.059
- Claret #680018 ΔE 0.065
Use #6D243C 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.