#6D3A8E
Closest named color: Rebecca Purple (#663399). oklch(45.1% 0.139 310), rgb(109, 58, 142).
Aa
White text reads best on this color (7.93:1).
About this color
#6D3A8E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.139 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.030 away. White text reads best on it, at 7.93:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #6D3A8E |
| RGB | rgb(109, 58, 142) |
| HSL | hsl(276, 42%, 39%) |
| OKLCH | oklch(45.1% 0.139 310) |
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 #6D3A8E | 7.93:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #6D3A8E | 2.64:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #6D3A8E text on white | 7.93:1 | AAA | Lc 87.1 | Fine for body text |
| #6D3A8E text on black | 2.64:1 | Fails | Lc -15.0 | 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
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E2D1F0
oklch(88.4% 0.046 309.9)
-
Step 300
300
#D1B2E8
oklch(80.8% 0.082 310.5)
-
Step 400
400
#B988DD
oklch(70.6% 0.131 309.9)
-
Step 500
500
#A868D3
oklch(63.1% 0.166 310.1)
-
Step 600
600
#934CC0
oklch(55.5% 0.181 310)
-
Step 700
700
#7D3DA6
oklch(49.1% 0.167 309.7)
-
Step 800
800 (this color)
#6D3A8E
oklch(45.1% 0.139 310)
-
Step 900
900
#532E6C
oklch(37.8% 0.108 309.7)
-
Step 950
950
#311B3F
oklch(27% 0.069 310.8)
#6D3A8E 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) | #1D4F91 | 0.119 |
| Deuteranopia (no green cones) | #31528C | 0.106 |
| Tritanopia (no blue cones) | #69495E | 0.097 |
| Achromatopsia (no color) | #515151 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3A8E
#6D3A8E
oklch(45.1% 0.139 310)
- #3E6200
#3E6200
oklch(45.1% 0.122 130.1)
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 #6D3A8E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.030
- Light Eggplant #894585 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.067
- Blueberry #464196 ΔE 0.071
- Twilight #4E518B ΔE 0.075
- Warm Purple #952E8F ΔE 0.079
- Purple #800080 ΔE 0.081
- Dark Magenta #8B008B ΔE 0.086
Use #6D3A8E 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.