#6D408C
Closest named color: Rebecca Purple (#663399). oklch(45.9% 0.127 309.6), rgb(109, 64, 140).
Aa
White text reads best on this color (7.60:1).
About this color
#6D408C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.127 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 0.042 away. White text reads best on it, at 7.60:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.76:1 |
| White text | 7.60:1 |
Values
| HEX | #6D408C |
| RGB | rgb(109, 64, 140) |
| HSL | hsl(276, 37%, 40%) |
| OKLCH | oklch(45.9% 0.127 309.6) |
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 #6D408C | 7.60:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #6D408C | 2.76:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #6D408C text on white | 7.60:1 | AAA | Lc 86.1 | Fine for body text |
| #6D408C text on black | 2.76:1 | Fails | Lc -15.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#E0D3EB
oklch(88.5% 0.035 309.7)
-
Step 300
300
#CDB6DF
oklch(80.9% 0.062 310.2)
-
Step 400
400
#B38FCF
oklch(70.6% 0.099 309.7)
-
Step 500
500
#A073C2
oklch(63.1% 0.124 309.4)
-
Step 600
600
#8B5AAE
oklch(55.6% 0.135 309.6)
-
Step 700
700 (this color)
#6D408C
oklch(45.9% 0.127 309.6)
-
Step 800
800
#603C7A
oklch(42.6% 0.106 309.4)
-
Step 900
900
#4F3462
oklch(37.7% 0.082 310)
-
Step 950
950
#2E1F39
oklch(27% 0.051 309.8)
#6D408C 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) | #2A528F | 0.104 |
| Deuteranopia (no green cones) | #39558A | 0.094 |
| Tritanopia (no blue cones) | #694D60 | 0.088 |
| Achromatopsia (no color) | #545454 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D408C
#6D408C
oklch(45.9% 0.127 309.6)
- #416400
#416400
oklch(45.9% 0.122 129.4)
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 #6D408C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Light Eggplant #894585 ΔE 0.059
- Twilight #4E518B ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.068
- Blueberry #464196 ΔE 0.071
- Dusk #4E5481 ΔE 0.076
- Warm Purple #952E8F ΔE 0.081
- Muted Purple #805B87 ΔE 0.084
Use #6D408C 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.