#662448
Closest named color: Grape Purple (#5D1451). oklch(37.1% 0.104 349.5), rgb(102, 36, 72).
Aa
White text reads best on this color (10.98:1).
About this color
#662448 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.104 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.047 away. White text reads best on it, at 10.98:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.91:1 |
| White text | 10.98:1 |
Values
| HEX | #662448 |
| RGB | rgb(102, 36, 72) |
| HSL | hsl(327, 48%, 27%) |
| OKLCH | oklch(37.1% 0.104 349.5) |
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 #662448 | 10.98:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #662448 | 1.91:1 | Fails | Lc 9.1 | Not readable |
| #662448 text on white | 10.98:1 | AAA | Lc 94.8 | Preferred for body text |
| #662448 text on black | 1.91:1 | Fails | Lc -7.8 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E4EC
oklch(93.6% 0.022 348.8)
-
Step 200
200
#F1CEDD
oklch(88.5% 0.044 350.3)
-
Step 300
300
#E8ACC8
oklch(80.8% 0.079 349.4)
-
Step 400
400
#DA7FAC
oklch(70.8% 0.124 349.7)
-
Step 500
500
#CD5B98
oklch(63.1% 0.159 349.3)
-
Step 600
600
#B83D82
oklch(55.6% 0.173 349.6)
-
Step 700
700
#9E2E6E
oklch(49.1% 0.161 349.5)
-
Step 800
800
#81285A
oklch(42.8% 0.133 349.5)
-
Step 900
900 (this color)
#662448
oklch(37.1% 0.104 349.5)
-
Step 950
950
#3D172B
oklch(27% 0.066 349.6)
#662448 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) | #2C3549 | 0.115 |
| Deuteranopia (no green cones) | #3F4146 | 0.103 |
| Tritanopia (no blue cones) | #6D2133 | 0.038 |
| Achromatopsia (no color) | #3C3C3C | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662448
#662448
oklch(37.1% 0.104 349.5)
- #004C3A
#004C3A
oklch(37.1% 0.073 170.2)
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 #662448, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.047
- Merlot #730039 ΔE 0.049
- Velvet #750851 ΔE 0.049
- Rich Purple #720058 ΔE 0.059
- Wine #80013F ΔE 0.061
- Red Purple #820747 ΔE 0.062
- Purple Brown #673A3F ΔE 0.063
- Bordeaux #7B002C ΔE 0.065
Use #662448 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.