#645076
Closest named color: Dusty Grape (#545775). oklch(46.7% 0.065 308.1), rgb(100, 80, 118).
Aa
White text reads best on this color (7.11:1).
About this color
#645076 is a medium-dark, muted purple. In OKLCH its lightness is 47%, 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 0.032 away. White text reads best on it, at 7.11:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.95:1 |
| White text | 7.11:1 |
Values
| HEX | #645076 |
| RGB | rgb(100, 80, 118) |
| HSL | hsl(272, 19%, 39%) |
| OKLCH | oklch(46.7% 0.065 308.1) |
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 #645076 | 7.11:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #645076 | 2.95:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #645076 text on white | 7.11:1 | AAA | Lc 84.6 | Fine for body text |
| #645076 text on black | 2.95:1 | Fails | Lc -17.3 | 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
#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
#A999B9
oklch(70.7% 0.049 307.7)
-
Step 500
500
#947FA8
oklch(63% 0.065 307.8)
-
Step 600
600
#7F6893
oklch(55.6% 0.07 308.6)
-
Step 700
700 (this color)
#645076
oklch(46.7% 0.065 308.1)
-
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)
#645076 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) | #495778 | 0.045 |
| Deuteranopia (no green cones) | #4D5875 | 0.042 |
| Tritanopia (no blue cones) | #62555E | 0.047 |
| Achromatopsia (no color) | #585858 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #645076
#645076
oklch(46.7% 0.065 308.1)
- #4F6139
#4F6139
oklch(46.7% 0.065 128.4)
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 #645076, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.032
- Dusk #4E5481 ΔE 0.038
- Twilight #4E518B ΔE 0.048
- YInMn Blue #415A77 ΔE 0.057
- Muted Purple #805B87 ΔE 0.064
- Dull Purple #84597E ΔE 0.065
- Dusky Blue #475F94 ΔE 0.066
- Slate #516572 ΔE 0.068
Use #645076 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.