#6C2543
Closest named color: Merlot (#730039). oklch(38% 0.106 357.2), rgb(108, 37, 67).
Aa
White text reads best on this color (10.58:1).
About this color
#6C2543 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.106 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.045 away. White text reads best on it, at 10.58:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.98:1 |
| White text | 10.58:1 |
Values
| HEX | #6C2543 |
| RGB | rgb(108, 37, 67) |
| HSL | hsl(335, 49%, 28%) |
| OKLCH | oklch(38% 0.106 357.2) |
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 #6C2543 | 10.58:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #6C2543 | 1.98:1 | Fails | Lc 10.0 | Not readable |
| #6C2543 text on white | 10.58:1 | AAA | Lc 93.9 | Preferred for body text |
| #6C2543 text on black | 1.98:1 | Fails | Lc -8.6 | 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
#F8E4EA
oklch(93.7% 0.023 357.4)
-
Step 200
200
#F3CED9
oklch(88.6% 0.044 358.2)
-
Step 300
300
#ECACC1
oklch(81% 0.079 357.6)
-
Step 400
400
#DF7DA1
oklch(70.7% 0.127 357.4)
-
Step 500
500
#D3588B
oklch(63.1% 0.163 356.9)
-
Step 600
600
#BE3974
oklch(55.6% 0.176 357.4)
-
Step 700
700
#A32A62
oklch(49.1% 0.164 356.9)
-
Step 800
800
#852550
oklch(42.8% 0.136 357.1)
-
Step 900
900 (this color)
#6C2543
oklch(38% 0.106 357.2)
-
Step 950
950
#3F1627
oklch(27% 0.068 356.6)
#6C2543 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) | #313644 | 0.117 |
| Deuteranopia (no green cones) | #444441 | 0.108 |
| Tritanopia (no blue cones) | #751F31 | 0.033 |
| Achromatopsia (no color) | #3F3F3F | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2543
#6C2543
oklch(38% 0.106 357.2)
- #004E42
#004E42
oklch(37.9% 0.07 177.8)
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 #6C2543, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.045
- Wine #80013F ΔE 0.052
- Velvet #750851 ΔE 0.052
- Bordeaux #7B002C ΔE 0.053
- Purple Brown #673A3F ΔE 0.054
- Red Purple #820747 ΔE 0.054
- Wine Red #7B0323 ΔE 0.059
- Grape Purple #5D1451 ΔE 0.062
Use #6C2543 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.