#660E34
Closest named color: Merlot (#730039). oklch(34% 0.123 1), rgb(102, 14, 52).
Aa
White text reads best on this color (12.51:1).
About this color
#660E34 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.123 and its hue 1°. 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 12.51:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.67:1 |
| White text | 12.51:1 |
Values
| HEX | #660E34 |
| RGB | rgb(102, 14, 52) |
| HSL | hsl(334, 76%, 23%) |
| OKLCH | oklch(34% 0.123 1) |
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 #660E34 | 12.51:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #660E34 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #660E34 text on white | 12.51:1 | AAA | Lc 97.1 | Preferred for body text |
| #660E34 text on black | 1.67:1 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3E9
oklch(93.6% 0.026 359.9)
-
Step 200
200
#F7CCD7
oklch(88.5% 0.05 1.1)
-
Step 300
300
#F3A8BD
oklch(80.9% 0.092 1)
-
Step 400
400
#E9759B
oklch(70.6% 0.148 0.8)
-
Step 500
500
#DF4B83
oklch(63.2% 0.189 0.9)
-
Step 600
600
#CA226C
oklch(55.6% 0.206 1)
-
Step 700
700
#AE0F5A
oklch(49.1% 0.191 1)
-
Step 800
800
#8D144A
oklch(42.6% 0.158 0.7)
-
Step 900
900 (this color)
#660E34
oklch(34% 0.123 1)
-
Step 950
950
#431224
oklch(27% 0.078 1.1)
#660E34 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) | #242935 | 0.140 |
| Deuteranopia (no green cones) | #3C3A32 | 0.125 |
| Tritanopia (no blue cones) | #6F0020 | 0.036 |
| Achromatopsia (no color) | #343434 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #660E34
#660E34
oklch(34% 0.123 1)
- #00423A
#00423A
oklch(34% 0.061 181.5)
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 #660E34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.030
- Burgundy #610023 ΔE 0.031
- Claret #680018 ΔE 0.042
- Bordeaux #7B002C ΔE 0.048
- Wine Red #7B0323 ΔE 0.054
- Grape Purple #5D1451 ΔE 0.055
- Velvet #750851 ΔE 0.058
- Wine #80013F ΔE 0.059
Use #660E34 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.