#6E3479
Closest named color: Rebecca Purple (#663399). oklch(43.1% 0.126 321), rgb(110, 52, 121).
Aa
White text reads best on this color (8.64:1).
About this color
#6E3479 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.126 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.056 away. White text reads best on it, at 8.64:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.43:1 |
| White text | 8.64:1 |
Values
| HEX | #6E3479 |
| RGB | rgb(110, 52, 121) |
| HSL | hsl(290, 40%, 34%) |
| OKLCH | oklch(43.1% 0.126 321) |
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 #6E3479 | 8.64:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #6E3479 | 2.43:1 | Fails | Lc 14.8 | Not readable |
| #6E3479 text on white | 8.64:1 | AAA | Lc 89.2 | Fine for body text |
| #6E3479 text on black | 2.43:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E6D1EA
oklch(88.5% 0.041 320.8)
-
Step 300
300
#D7B2DE
oklch(81% 0.073 320.9)
-
Step 400
400
#C287CD
oklch(70.6% 0.118 321.1)
-
Step 500
500
#B267C0
oklch(63.1% 0.151 321.1)
-
Step 600
600
#9D4DAC
oklch(55.7% 0.163 321.1)
-
Step 700
700
#863D94
oklch(49.1% 0.152 320.9)
-
Step 800
800 (this color)
#6E3479
oklch(43.1% 0.126 321)
-
Step 900
900
#582D61
oklch(37.6% 0.099 320.5)
-
Step 950
950
#341B39
oklch(27% 0.063 320.8)
#6E3479 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) | #27477B | 0.120 |
| Deuteranopia (no green cones) | #3B4E77 | 0.105 |
| Tritanopia (no blue cones) | #6F3E51 | 0.078 |
| Achromatopsia (no color) | #4C4C4C | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E3479
#6E3479
oklch(43.1% 0.126 321)
- #1F6014
#1F6014
oklch(43.1% 0.126 141.1)
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 #6E3479, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.056
- Light Eggplant #894585 ΔE 0.071
- Purple #800080 ΔE 0.071
- Dark Slate Blue #483D8B ΔE 0.077
- Dark Magenta #8B008B ΔE 0.084
- Warm Purple #952E8F ΔE 0.084
- Rich Purple #720058 ΔE 0.085
- Velvet #750851 ΔE 0.086
Use #6E3479 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.