#6B577E
Closest named color: Dusty Grape (#545775). oklch(49.2% 0.065 307.5), rgb(107, 87, 126).
Aa
White text reads best on this color (6.38:1).
About this color
#6B577E is a medium-dark, muted purple. In OKLCH its lightness is 49%, its chroma 0.065 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 0.041 away. White text reads best on it, at 6.38:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.28:1 |
| White text | 6.38:1 |
Values
| HEX | #6B577E |
| RGB | rgb(107, 87, 126) |
| HSL | hsl(271, 18%, 42%) |
| OKLCH | oklch(49.2% 0.065 307.5) |
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 #6B577E | 6.38:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #6B577E | 3.28:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #6B577E text on white | 6.38:1 | AA | Lc 81.7 | Fine for body text |
| #6B577E text on black | 3.28:1 | AA large text | Lc -20.2 | 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
#C6BCD1
oklch(81% 0.031 307)
-
Step 400
400
#A999BA
oklch(70.8% 0.051 307)
-
Step 500
500
#947FA8
oklch(63% 0.065 307.8)
-
Step 600
600
#7E6894
oklch(55.5% 0.071 307)
-
Step 700
700 (this color)
#6B577E
oklch(49.2% 0.065 307.5)
-
Step 800
800
#574766
oklch(42.7% 0.054 307.8)
-
Step 900
900
#483C53
oklch(37.8% 0.041 308.2)
-
Step 950
950
#2A2331
oklch(27% 0.027 307.3)
#6B577E 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) | #505E80 | 0.044 |
| Deuteranopia (no green cones) | #545F7D | 0.041 |
| Tritanopia (no blue cones) | #695C65 | 0.048 |
| Achromatopsia (no color) | #5F5F5F | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B577E
#6B577E
oklch(49.2% 0.065 307.5)
- #56683F
#56683F
oklch(49.1% 0.065 127.9)
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 #6B577E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.041
- Muted Purple #805B87 ΔE 0.041
- Dull Purple #84597E ΔE 0.045
- Dusty Purple #825F87 ΔE 0.048
- Dusk #4E5481 ΔE 0.049
- Dusky Purple #895B7B ΔE 0.055
- Twilight #4E518B ΔE 0.057
- Dusky Blue #475F94 ΔE 0.061
Use #6B577E 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.