#665F83
Closest named color: Dusty Grape (#545775). oklch(50.6% 0.057 293.2), rgb(102, 95, 131).
Aa
White text reads best on this color (5.94:1).
About this color
#665F83 is a medium-dark, muted purple. In OKLCH its lightness is 51%, its chroma 0.057 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.043 away. White text reads best on it, at 5.94:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.52:1 |
| White text | 5.94:1 |
Values
| HEX | #665F83 |
| RGB | rgb(102, 95, 131) |
| HSL | hsl(252, 16%, 44%) |
| OKLCH | oklch(50.6% 0.057 293.2) |
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 #665F83 | 5.94:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #665F83 | 3.52:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #665F83 text on white | 5.94:1 | AA | Lc 79.7 | Fine for body text |
| #665F83 text on black | 3.52:1 | AA large text | Lc -22.1 | 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
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#D9D7E3
oklch(88.4% 0.016 293.7)
-
Step 300
300
#C1BED1
oklch(81% 0.027 293)
-
Step 400
400
#A19CBA
oklch(70.7% 0.044 292.9)
-
Step 500
500
#8A83A9
oklch(63% 0.057 293.1)
-
Step 600
600
#746D94
oklch(55.6% 0.06 292.6)
-
Step 700
700 (this color)
#665F83
oklch(50.6% 0.057 293.2)
-
Step 800
800
#504A67
oklch(42.7% 0.048 293.8)
-
Step 900
900
#423E54
oklch(37.7% 0.037 292.8)
-
Step 950
950
#272431
oklch(26.9% 0.024 295.3)
#665F83 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) | #576485 | 0.025 |
| Deuteranopia (no green cones) | #576382 | 0.025 |
| Tritanopia (no blue cones) | #60656C | 0.047 |
| Achromatopsia (no color) | #646464 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665F83
#665F83
oklch(50.6% 0.057 293.2)
- #656942
#656942
oklch(50.7% 0.058 113.2)
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 #665F83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.043
- Muted Purple #805B87 ΔE 0.045
- Dusty Purple #825F87 ΔE 0.047
- Slate #516572 ΔE 0.049
- Dusky Blue #475F94 ΔE 0.051
- Dull Purple #84597E ΔE 0.051
- Dusk #4E5481 ΔE 0.052
- Denim #3B638C ΔE 0.057
Use #665F83 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.