#662F7D
Closest named color: Rebecca Purple (#663399). oklch(41.5% 0.134 314.7), rgb(102, 47, 125).
Aa
White text reads best on this color (9.26:1).
About this color
#662F7D is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.134 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.046 away. White text reads best on it, at 9.26:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.26:1 |
| White text | 9.26:1 |
Values
| HEX | #662F7D |
| RGB | rgb(102, 47, 125) |
| HSL | hsl(282, 45%, 34%) |
| OKLCH | oklch(41.5% 0.134 314.7) |
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 #662F7D | 9.26:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #662F7D | 2.26:1 | Fails | Lc 13.1 | Not readable |
| #662F7D text on white | 9.26:1 | AAA | Lc 90.9 | Preferred for body text |
| #662F7D text on black | 2.26:1 | Fails | Lc -11.5 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F5
oklch(93.7% 0.023 314.7)
-
Step 200
200
#E4D1EE
oklch(88.5% 0.044 314.1)
-
Step 300
300
#D4B2E4
oklch(80.9% 0.078 314.9)
-
Step 400
400
#BE88D7
oklch(70.8% 0.126 314.6)
-
Step 500
500
#AD67CC
oklch(63.1% 0.162 314.6)
-
Step 600
600
#984CB8
oklch(55.6% 0.174 314.7)
-
Step 700
700
#823C9F
oklch(49.1% 0.163 314.7)
-
Step 800
800 (this color)
#662F7D
oklch(41.5% 0.134 314.7)
-
Step 900
900
#562D67
oklch(37.7% 0.105 315.1)
-
Step 950
950
#321B3D
oklch(27% 0.067 313.9)
#662F7D 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) | #16447F | 0.124 |
| Deuteranopia (no green cones) | #2D497B | 0.109 |
| Tritanopia (no blue cones) | #643D51 | 0.090 |
| Achromatopsia (no color) | #474747 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662F7D
#662F7D
oklch(41.5% 0.134 314.7)
- #2C5900
#2C5900
oklch(41.5% 0.121 134.7)
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 #662F7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.046
- Dark Slate Blue #483D8B ΔE 0.065
- Purple #800080 ΔE 0.071
- Blueberry #464196 ΔE 0.078
- Rich Purple #720058 ΔE 0.085
- Dark Magenta #8B008B ΔE 0.087
- Grape Purple #5D1451 ΔE 0.088
- Velvet #750851 ΔE 0.090
Use #662F7D 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.