#665B86
Closest named color: Dusty Grape (#545775). oklch(49.9% 0.068 295.6), rgb(102, 91, 134).
Aa
White text reads best on this color (6.16:1).
About this color
#665B86 is a medium-dark, muted purple. In OKLCH its lightness is 50%, its chroma 0.068 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.042 away. White text reads best on it, at 6.16:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.40:1 |
| White text | 6.16:1 |
Values
| HEX | #665B86 |
| RGB | rgb(102, 91, 134) |
| HSL | hsl(255, 19%, 44%) |
| OKLCH | oklch(49.9% 0.068 295.6) |
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 #665B86 | 6.16:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #665B86 | 3.40:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #665B86 text on white | 6.16:1 | AA | Lc 80.7 | Fine for body text |
| #665B86 text on black | 3.40:1 | AA large text | Lc -21.1 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#EAE9F0
oklch(93.7% 0.009 292.8)
-
Step 200
200
#DAD7E4
oklch(88.5% 0.018 296.6)
-
Step 300
300
#C2BDD4
oklch(81% 0.032 295.6)
-
Step 400
400
#A39ABF
oklch(70.7% 0.054 296.1)
-
Step 500
500
#8C81AE
oklch(63% 0.068 295.6)
-
Step 600
600
#776B9A
oklch(55.7% 0.073 295.7)
-
Step 700
700 (this color)
#665B86
oklch(49.9% 0.068 295.6)
-
Step 800
800
#51496B
oklch(42.8% 0.056 294.7)
-
Step 900
900
#433D57
oklch(37.7% 0.044 294.8)
-
Step 950
950
#272433
oklch(27% 0.028 293.6)
#665B86 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) | #516288 | 0.035 |
| Deuteranopia (no green cones) | #526185 | 0.033 |
| Tritanopia (no blue cones) | #60626A | 0.057 |
| Achromatopsia (no color) | #616161 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665B86
#665B86
oklch(49.9% 0.068 295.6)
- #616839
#616839
oklch(49.9% 0.069 115.9)
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 #665B86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.042
- Muted Purple #805B87 ΔE 0.044
- Dusk #4E5481 ΔE 0.045
- Dusky Blue #475F94 ΔE 0.048
- Dusty Purple #825F87 ΔE 0.050
- Twilight #4E518B ΔE 0.052
- Dull Purple #84597E ΔE 0.052
- Slate #516572 ΔE 0.059
Use #665B86 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.