#661E44
Closest named color: Merlot (#730039). oklch(36.1% 0.111 351.5), rgb(102, 30, 68).
Aa
White text reads best on this color (11.44:1).
About this color
#661E44 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.111 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.040 away. White text reads best on it, at 11.44:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.83:1 |
| White text | 11.44:1 |
Values
| HEX | #661E44 |
| RGB | rgb(102, 30, 68) |
| HSL | hsl(328, 55%, 26%) |
| OKLCH | oklch(36.1% 0.111 351.5) |
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 #661E44 | 11.44:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #661E44 | 1.83:1 | Fails | Lc 8.3 | Not readable |
| #661E44 text on white | 11.44:1 | AAA | Lc 95.6 | Preferred for body text |
| #661E44 text on black | 1.83:1 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F8E4EC
oklch(93.7% 0.024 351.3)
-
Step 200
200
#F3CDDC
oklch(88.5% 0.047 352.4)
-
Step 300
300
#EBABC7
oklch(80.9% 0.083 351.2)
-
Step 400
400
#DE7CAA
oklch(70.7% 0.132 351.5)
-
Step 500
500
#D25695
oklch(63.1% 0.17 351.4)
-
Step 600
600
#BE357F
oklch(55.6% 0.186 351.8)
-
Step 700
700
#A3266C
oklch(49.1% 0.173 351.3)
-
Step 800
800
#842258
oklch(42.6% 0.143 351.1)
-
Step 900
900 (this color)
#661E44
oklch(36.1% 0.111 351.5)
-
Step 950
950
#3F152A
oklch(26.9% 0.071 351.8)
#661E44 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) | #293145 | 0.123 |
| Deuteranopia (no green cones) | #3D3E42 | 0.110 |
| Tritanopia (no blue cones) | #6E1A2E | 0.040 |
| Achromatopsia (no color) | #3A3A3A | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #661E44
#661E44
oklch(36.1% 0.111 351.5)
- #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 #661E44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.040
- Grape Purple #5D1451 ΔE 0.042
- Velvet #750851 ΔE 0.046
- Rich Purple #720058 ΔE 0.056
- Wine #80013F ΔE 0.057
- Bordeaux #7B002C ΔE 0.059
- Red Purple #820747 ΔE 0.060
- Burgundy #610023 ΔE 0.061
Use #661E44 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.