#6B407D
Closest named color: Rebecca Purple (#663399). oklch(44.8% 0.107 315.2), rgb(107, 64, 125).
Aa
White text reads best on this color (7.91:1).
About this color
#6B407D is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.107 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 0.060 away. White text reads best on it, at 7.91:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #6B407D |
| RGB | rgb(107, 64, 125) |
| HSL | hsl(282, 32%, 37%) |
| OKLCH | oklch(44.8% 0.107 315.2) |
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 #6B407D | 7.91:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #6B407D | 2.65:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #6B407D text on white | 7.91:1 | AAA | Lc 87.2 | Fine for body text |
| #6B407D text on black | 2.65:1 | Fails | Lc -14.9 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F2
oklch(93.5% 0.019 317.7)
-
Step 200
200
#E2D3E9
oklch(88.6% 0.034 315.2)
-
Step 300
300
#D0B5DD
oklch(80.9% 0.063 314.8)
-
Step 400
400
#B98DCC
oklch(70.7% 0.102 315.4)
-
Step 500
500
#A770BE
oklch(63.2% 0.128 315.4)
-
Step 600
600
#9256AA
oklch(55.5% 0.14 315.6)
-
Step 700
700
#7C4692
oklch(49.1% 0.13 315.4)
-
Step 800
800 (this color)
#6B407D
oklch(44.8% 0.107 315.2)
-
Step 900
900
#523260
oklch(37.6% 0.085 314.9)
-
Step 950
950
#301E38
oklch(27% 0.053 314.9)
#6B407D 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) | #344F7F | 0.092 |
| Deuteranopia (no green cones) | #40527B | 0.082 |
| Tritanopia (no blue cones) | #6A4958 | 0.073 |
| Achromatopsia (no color) | #515151 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B407D
#6B407D
oklch(44.8% 0.107 315.2)
- #38611E
#38611E
oklch(44.7% 0.107 135.4)
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 #6B407D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.060
- Light Eggplant #894585 ΔE 0.061
- Twilight #4E518B ΔE 0.064
- Dusk #4E5481 ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.070
- Dusty Grape #545775 ΔE 0.076
- Blueberry #464196 ΔE 0.077
- Brownish Purple #76424E ΔE 0.083
Use #6B407D 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.