#662A93
Closest named color: Rebecca Purple (#663399). oklch(42.4% 0.166 306.7), rgb(102, 42, 147).
Aa
White text reads best on this color (9.06:1).
About this color
#662A93 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.166 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.020 away. White text reads best on it, at 9.06:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.31:1 |
| White text | 9.06:1 |
Values
| HEX | #662A93 |
| RGB | rgb(102, 42, 147) |
| HSL | hsl(274, 56%, 37%) |
| OKLCH | oklch(42.4% 0.166 306.7) |
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 #662A93 | 9.06:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #662A93 | 2.31:1 | Fails | Lc 13.9 | Not readable |
| #662A93 text on white | 9.06:1 | AAA | Lc 90.1 | Preferred for body text |
| #662A93 text on black | 2.31:1 | Fails | Lc -12.2 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E2D0F6
oklch(88.4% 0.055 306.7)
-
Step 300
300
#D1B0F2
oklch(80.8% 0.098 307.1)
-
Step 400
400
#BA84EB
oklch(70.7% 0.155 307)
-
Step 500
500
#A960E5
oklch(63.1% 0.199 306.9)
-
Step 600
600
#9441D3
oklch(55.5% 0.216 306.6)
-
Step 700
700
#7F32B7
oklch(49.2% 0.2 306.8)
-
Step 800
800 (this color)
#662A93
oklch(42.4% 0.166 306.7)
-
Step 900
900
#542976
oklch(37.8% 0.129 307)
-
Step 950
950
#311945
oklch(27% 0.082 306.9)
#662A93 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) | #004796 | 0.133 |
| Deuteranopia (no green cones) | #074991 | 0.133 |
| Tritanopia (no blue cones) | #5E425B | 0.118 |
| Achromatopsia (no color) | #494949 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662A93
#662A93
oklch(42.4% 0.166 306.7)
- #3E5800
#3E5800
oklch(42.3% 0.109 126.8)
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 #662A93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.020
- Dark Slate Blue #483D8B ΔE 0.067
- Grape #7209B7 ΔE 0.067
- Chrysanthemum #560BAD ΔE 0.068
- Blueberry #464196 ΔE 0.072
- Purple #800080 ΔE 0.073
- Dark Magenta #8B008B ΔE 0.083
- Imperial Purple #480CA8 ΔE 0.085
Use #662A93 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.