#662647
Closest named color: Grape Purple (#5D1451). oklch(37.3% 0.1 351), rgb(102, 38, 71).
Aa
White text reads best on this color (10.86:1).
About this color
#662647 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.100 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.051 away. White text reads best on it, at 10.86:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #662647 |
| RGB | rgb(102, 38, 71) |
| HSL | hsl(329, 46%, 27%) |
| OKLCH | oklch(37.3% 0.1 351) |
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 #662647 | 10.86:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #662647 | 1.93:1 | Fails | Lc 9.3 | Not readable |
| #662647 text on white | 10.86:1 | AAA | Lc 94.6 | Preferred for body text |
| #662647 text on black | 1.93:1 | Fails | Lc -8.0 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E4EC
oklch(93.6% 0.022 348.8)
-
Step 200
200
#F0CEDC
oklch(88.4% 0.042 351.2)
-
Step 300
300
#E7ADC7
oklch(80.9% 0.075 350.3)
-
Step 400
400
#D980AA
oklch(70.7% 0.12 350.9)
-
Step 500
500
#CC5D95
oklch(63.1% 0.154 350.9)
-
Step 600
600
#B7407F
oklch(55.6% 0.166 351.1)
-
Step 700
700
#9D306B
oklch(49% 0.156 351)
-
Step 800
800
#802A58
oklch(42.8% 0.128 350.8)
-
Step 900
900 (this color)
#662647
oklch(37.3% 0.1 351)
-
Step 950
950
#3D182A
oklch(27.1% 0.063 351.7)
#662647 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) | #2E3648 | 0.110 |
| Deuteranopia (no green cones) | #404145 | 0.099 |
| Tritanopia (no blue cones) | #6D2333 | 0.036 |
| Achromatopsia (no color) | #3D3D3D | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662647
#662647
oklch(37.3% 0.1 351)
- #004D3B
#004D3B
oklch(37.4% 0.074 170.4)
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 #662647, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.051
- Merlot #730039 ΔE 0.052
- Velvet #750851 ΔE 0.053
- Purple Brown #673A3F ΔE 0.057
- Wine #80013F ΔE 0.062
- Red Purple #820747 ΔE 0.064
- Rich Purple #720058 ΔE 0.064
- Bordeaux #7B002C ΔE 0.065
Use #662647 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.