#6B447D
Closest named color: Twilight (#4E518B). oklch(45.5% 0.1 314.4), rgb(107, 68, 125).
Aa
White text reads best on this color (7.64:1).
About this color
#6B447D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.100 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.058 away. White text reads best on it, at 7.64:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.74:1 |
| White text | 7.64:1 |
Values
| HEX | #6B447D |
| RGB | rgb(107, 68, 125) |
| HSL | hsl(281, 30%, 38%) |
| OKLCH | oklch(45.5% 0.1 314.4) |
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 #6B447D | 7.64:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #6B447D | 2.74:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #6B447D text on white | 7.64:1 | AAA | Lc 86.4 | Fine for body text |
| #6B447D text on black | 2.74:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F2
oklch(93.7% 0.016 313.6)
-
Step 200
200
#E1D3E8
oklch(88.4% 0.032 314.7)
-
Step 300
300
#CFB6DB
oklch(80.9% 0.058 314.8)
-
Step 400
400
#B68FC9
oklch(70.7% 0.093 314.4)
-
Step 500
500
#A472BB
oklch(63.1% 0.119 314.6)
-
Step 600
600
#8F59A8
oklch(55.6% 0.131 314.3)
-
Step 700
700
#7A4990
oklch(49.2% 0.121 314.5)
-
Step 800
800 (this color)
#6B447D
oklch(45.5% 0.1 314.4)
-
Step 900
900
#51345E
oklch(37.7% 0.078 314.8)
-
Step 950
950
#2F1F37
oklch(27% 0.048 313.9)
#6B447D 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) | #39517F | 0.083 |
| Deuteranopia (no green cones) | #44557B | 0.076 |
| Tritanopia (no blue cones) | #6A4C5A | 0.068 |
| Achromatopsia (no color) | #535353 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B447D
#6B447D
oklch(45.5% 0.1 314.4)
- #3E6224
#3E6224
oklch(45.4% 0.1 134.1)
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 #6B447D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.058
- Light Eggplant #894585 ΔE 0.058
- Dusk #4E5481 ΔE 0.061
- Rebecca Purple #663399 ΔE 0.067
- Dusty Grape #545775 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.073
- Muted Purple #805B87 ΔE 0.075
- Dull Purple #84597E ΔE 0.076
Use #6B447D 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.