#662F80
Closest named color: Rebecca Purple (#663399). oklch(41.7% 0.138 313.3), rgb(102, 47, 128).
Aa
White text reads best on this color (9.19:1).
About this color
#662F80 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.138 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.041 away. White text reads best on it, at 9.19:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.28:1 |
| White text | 9.19:1 |
Values
| HEX | #662F80 |
| RGB | rgb(102, 47, 128) |
| HSL | hsl(281, 46%, 34%) |
| OKLCH | oklch(41.7% 0.138 313.3) |
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 #662F80 | 9.19:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #662F80 | 2.28:1 | Fails | Lc 13.3 | Not readable |
| #662F80 text on white | 9.19:1 | AAA | Lc 90.7 | Preferred for body text |
| #662F80 text on black | 2.28:1 | Fails | Lc -11.6 | 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 800.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E4D1EF
oklch(88.5% 0.045 313.3)
-
Step 300
300
#D3B2E6
oklch(80.9% 0.08 313)
-
Step 400
400
#BD87D9
oklch(70.6% 0.129 313.5)
-
Step 500
500
#AC67CF
oklch(63.1% 0.165 313.2)
-
Step 600
600
#974BBC
oklch(55.6% 0.179 313.1)
-
Step 700
700
#813BA2
oklch(49.1% 0.167 313.3)
-
Step 800
800 (this color)
#662F80
oklch(41.7% 0.138 313.3)
-
Step 900
900
#552D69
oklch(37.7% 0.107 313.2)
-
Step 950
950
#321B3E
oklch(27% 0.069 313)
#662F80 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) | #124583 | 0.126 |
| Deuteranopia (no green cones) | #2B497E | 0.110 |
| Tritanopia (no blue cones) | #633E53 | 0.092 |
| Achromatopsia (no color) | #484848 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662F80
#662F80
oklch(41.7% 0.138 313.3)
- #305900
#305900
oklch(41.7% 0.118 133.3)
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 #662F80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Dark Slate Blue #483D8B ΔE 0.063
- Purple #800080 ΔE 0.070
- Blueberry #464196 ΔE 0.075
- Dark Magenta #8B008B ΔE 0.086
- Rich Purple #720058 ΔE 0.088
- Twilight #4E518B ΔE 0.090
- Light Eggplant #894585 ΔE 0.091
Use #662F80 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.