#646185
Closest named color: Dusty Grape (#545775). oklch(51% 0.057 288), rgb(100, 97, 133).
Aa
White text reads best on this color (5.84:1).
About this color
#646185 is a medium-dark, muted purple. In OKLCH its lightness is 51%, its chroma 0.057 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.045 away. White text reads best on it, at 5.84:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #646185 |
| RGB | rgb(100, 97, 133) |
| HSL | hsl(245, 16%, 45%) |
| OKLCH | oklch(51% 0.057 288) |
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 #646185 | 5.84:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #646185 | 3.59:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #646185 text on white | 5.84:1 | AA | Lc 79.3 | Fine for body text |
| #646185 text on black | 3.59:1 | AA large text | Lc -22.6 | 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
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D8D8E3
oklch(88.5% 0.015 286.1)
-
Step 300
300
#BFBED2
oklch(80.9% 0.028 288.1)
-
Step 400
400
#9F9DBB
oklch(70.8% 0.043 288.3)
-
Step 500
500
#8785AA
oklch(63.2% 0.055 287.2)
-
Step 600
600
#716E95
oklch(55.6% 0.06 287.8)
-
Step 700
700 (this color)
#646185
oklch(51% 0.057 288)
-
Step 800
800
#4D4B68
oklch(42.7% 0.048 287.4)
-
Step 900
900
#403F54
oklch(37.7% 0.036 286.7)
-
Step 950
950
#262531
oklch(27.1% 0.022 288.6)
#646185 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) | #586687 | 0.021 |
| Deuteranopia (no green cones) | #576484 | 0.021 |
| Tritanopia (no blue cones) | #5D676E | 0.048 |
| Achromatopsia (no color) | #656565 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646185
#646185
oklch(51% 0.057 288)
- #696942
#696942
oklch(51.1% 0.057 108.3)
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 #646185, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.045
- Slate #516572 ΔE 0.047
- Muted Purple #805B87 ΔE 0.048
- Dusky Blue #475F94 ΔE 0.048
- Dusty Purple #825F87 ΔE 0.049
- Dusk #4E5481 ΔE 0.053
- Denim #3B638C ΔE 0.054
- Metallic Blue #4F738E ΔE 0.054
Use #646185 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.