#665D7E
Closest named color: Dusty Grape (#545775). oklch(50% 0.053 297), rgb(102, 93, 126).
Aa
White text reads best on this color (6.11:1).
About this color
#665D7E is a medium-dark, muted purple. In OKLCH its lightness is 50%, its chroma 0.053 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.037 away. White text reads best on it, at 6.11:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.43:1 |
| White text | 6.11:1 |
Values
| HEX | #665D7E |
| RGB | rgb(102, 93, 126) |
| HSL | hsl(256, 15%, 43%) |
| OKLCH | oklch(50% 0.053 297) |
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 #665D7E | 6.11:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #665D7E | 3.43:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #665D7E text on white | 6.11:1 | AA | Lc 80.5 | Fine for body text |
| #665D7E text on black | 3.43:1 | AA large text | Lc -21.3 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9EE
oklch(93.6% 0.007 295.4)
-
Step 200
200
#DAD7E2
oklch(88.5% 0.015 298.5)
-
Step 300
300
#C2BDD0
oklch(80.8% 0.027 297.8)
-
Step 400
400
#A39CB8
oklch(70.8% 0.041 296.8)
-
Step 500
500
#8C83A6
oklch(63% 0.053 296.6)
-
Step 600
600
#766D91
oklch(55.6% 0.056 296)
-
Step 700
700 (this color)
#665D7E
oklch(50% 0.053 297)
-
Step 800
800
#514A64
oklch(42.6% 0.043 296.9)
-
Step 900
900
#433E52
oklch(37.7% 0.034 296.2)
-
Step 950
950
#272430
oklch(26.9% 0.022 296.3)
#665D7E 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) | #56627F | 0.027 |
| Deuteranopia (no green cones) | #57617D | 0.025 |
| Tritanopia (no blue cones) | #626268 | 0.044 |
| Achromatopsia (no color) | #626262 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665D7E
#665D7E
oklch(50% 0.053 297)
- #616744
#616744
oklch(49.9% 0.053 116.3)
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 #665D7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.037
- Slate #516572 ΔE 0.046
- Muted Purple #805B87 ΔE 0.047
- Dusk #4E5481 ΔE 0.049
- Dusty Purple #825F87 ΔE 0.050
- Dull Purple #84597E ΔE 0.051
- Dusky Blue #475F94 ΔE 0.054
- Dim Gray #696969 ΔE 0.057
Use #665D7E 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.