#662F82
Closest named color: Rebecca Purple (#663399). oklch(41.8% 0.14 312.5), rgb(102, 47, 130).
Aa
White text reads best on this color (9.15:1).
About this color
#662F82 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.140 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.038 away. White text reads best on it, at 9.15:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #662F82 |
| RGB | rgb(102, 47, 130) |
| HSL | hsl(280, 47%, 35%) |
| OKLCH | oklch(41.8% 0.14 312.5) |
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 #662F82 | 9.15:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #662F82 | 2.29:1 | Fails | Lc 13.4 | Not readable |
| #662F82 text on white | 9.15:1 | AAA | Lc 90.6 | Preferred for body text |
| #662F82 text on black | 2.29:1 | Fails | Lc -11.7 | 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
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E4D1EF
oklch(88.5% 0.045 313.3)
-
Step 300
300
#D3B2E7
oklch(81% 0.081 312.5)
-
Step 400
400
#BC87DB
oklch(70.6% 0.131 312.3)
-
Step 500
500
#AB66D1
oklch(63% 0.168 312.3)
-
Step 600
600
#974BBE
oklch(55.7% 0.181 312.5)
-
Step 700
700
#813BA4
oklch(49.2% 0.169 312.6)
-
Step 800
800 (this color)
#662F82
oklch(41.8% 0.14 312.5)
-
Step 900
900
#552D6A
oklch(37.7% 0.108 312.6)
-
Step 950
950
#321B3E
oklch(27% 0.069 313)
#662F82 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) | #0E4585 | 0.127 |
| Deuteranopia (no green cones) | #294980 | 0.111 |
| Tritanopia (no blue cones) | #633F54 | 0.095 |
| Achromatopsia (no color) | #484848 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662F82
#662F82
oklch(41.8% 0.14 312.5)
- #325900
#325900
oklch(41.8% 0.117 132.6)
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 #662F82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.038
- Dark Slate Blue #483D8B ΔE 0.062
- Purple #800080 ΔE 0.070
- Blueberry #464196 ΔE 0.074
- Dark Magenta #8B008B ΔE 0.085
- Twilight #4E518B ΔE 0.089
- Rich Purple #720058 ΔE 0.091
- Light Eggplant #894585 ΔE 0.091
Use #662F82 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.