#66073D
Closest named color: Merlot (#730039). oklch(33.9% 0.133 353.4), rgb(102, 7, 61).
Aa
White text reads best on this color (12.62:1).
About this color
#66073D is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.133 and its hue 353°. 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 12.62:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.66:1 |
| White text | 12.62:1 |
Values
| HEX | #66073D |
| RGB | rgb(102, 7, 61) |
| HSL | hsl(326, 87%, 21%) |
| OKLCH | oklch(33.9% 0.133 353.4) |
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 #66073D | 12.62:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #66073D | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #66073D text on white | 12.62:1 | AAA | Lc 97.0 | Preferred for body text |
| #66073D text on black | 1.66:1 | 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
#FAE2EB
oklch(93.5% 0.029 352.9)
-
Step 200
200
#F8CBDC
oklch(88.6% 0.055 353.6)
-
Step 300
300
#F4A6C6
oklch(81% 0.1 353.3)
-
Step 400
400
#EA72A8
oklch(70.7% 0.159 353.7)
-
Step 500
500
#DF4493
oklch(63% 0.204 353.3)
-
Step 600
600
#CB137D
oklch(55.7% 0.221 353.6)
-
Step 700
700
#AE006A
oklch(49.2% 0.203 353.3)
-
Step 800
800
#8E0956
oklch(42.7% 0.17 353.6)
-
Step 900
900 (this color)
#66073D
oklch(33.9% 0.133 353.4)
-
Step 950
950
#43102A
oklch(27% 0.084 352.8)
#66073D 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) | #1E283E | 0.151 |
| Deuteranopia (no green cones) | #38393B | 0.133 |
| Tritanopia (no blue cones) | #6F0022 | 0.050 |
| Achromatopsia (no color) | #333333 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66073D
#66073D
oklch(33.9% 0.133 353.4)
- #004235
#004235
oklch(33.8% 0.064 174.2)
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 #66073D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.030
- Grape Purple #5D1451 ΔE 0.041
- Burgundy #610023 ΔE 0.044
- Velvet #750851 ΔE 0.046
- Rich Purple #720058 ΔE 0.053
- Bordeaux #7B002C ΔE 0.057
- Wine #80013F ΔE 0.058
- Claret #680018 ΔE 0.059
Use #66073D 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.