#6B577D
Closest named color: Dusty Grape (#545775). oklch(49.2% 0.064 308.2), rgb(107, 87, 125).
Aa
White text reads best on this color (6.39:1).
About this color
#6B577D is a medium-dark, muted purple. In OKLCH its lightness is 49%, its chroma 0.064 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.040 away. White text reads best on it, at 6.39:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #6B577D |
| RGB | rgb(107, 87, 125) |
| HSL | hsl(272, 18%, 42%) |
| OKLCH | oklch(49.2% 0.064 308.2) |
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 #6B577D | 6.39:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #6B577D | 3.28:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #6B577D text on white | 6.39:1 | AA | Lc 81.7 | Fine for body text |
| #6B577D text on black | 3.28:1 | AA large text | Lc -20.1 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8EF
oklch(93.5% 0.01 305.4)
-
Step 200
200
#DCD6E2
oklch(88.4% 0.017 308.2)
-
Step 300
300
#C6BCD0
oklch(81% 0.03 308.1)
-
Step 400
400
#A999B9
oklch(70.7% 0.049 307.7)
-
Step 500
500
#947FA7
oklch(63% 0.064 308.4)
-
Step 600
600
#7F6893
oklch(55.6% 0.07 308.6)
-
Step 700
700 (this color)
#6B577D
oklch(49.2% 0.064 308.2)
-
Step 800
800
#574765
oklch(42.6% 0.052 308.6)
-
Step 900
900
#483C53
oklch(37.8% 0.041 308.2)
-
Step 950
950
#2A2330
oklch(27% 0.026 309.1)
#6B577D 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) | #505E7F | 0.044 |
| Deuteranopia (no green cones) | #545F7C | 0.041 |
| Tritanopia (no blue cones) | #695C65 | 0.046 |
| Achromatopsia (no color) | #5F5F5F | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B577D
#6B577D
oklch(49.2% 0.064 308.2)
- #566840
#566840
oklch(49.2% 0.064 128.3)
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 #6B577D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.040
- Muted Purple #805B87 ΔE 0.042
- Dull Purple #84597E ΔE 0.045
- Dusty Purple #825F87 ΔE 0.049
- Dusk #4E5481 ΔE 0.049
- Dusky Purple #895B7B ΔE 0.055
- Twilight #4E518B ΔE 0.058
- Slate #516572 ΔE 0.062
Use #6B577D 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.