#644159
Closest named color: Brownish Purple (#76424E). oklch(42.4% 0.06 339), rgb(100, 65, 89).
Aa
White text reads best on this color (8.59:1).
About this color
#644159 is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.060 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.040 away. White text reads best on it, at 8.59:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.44:1 |
| White text | 8.59:1 |
Values
| HEX | #644159 |
| RGB | rgb(100, 65, 89) |
| HSL | hsl(319, 21%, 32%) |
| OKLCH | oklch(42.4% 0.06 339) |
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 #644159 | 8.59:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #644159 | 2.44:1 | Fails | Lc 14.5 | Not readable |
| #644159 text on white | 8.59:1 | AAA | Lc 89.4 | Fine for body text |
| #644159 text on black | 2.44:1 | Fails | Lc -12.8 | Not readable |
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 800.
-
Step 50
50
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EC
oklch(93.6% 0.011 339.3)
-
Step 200
200
#E2D4DD
oklch(88.4% 0.02 338.8)
-
Step 300
300
#D1B8C8
oklch(80.9% 0.036 339.3)
-
Step 400
400
#B993AC
oklch(70.6% 0.057 339.2)
-
Step 500
500
#A77998
oklch(63.2% 0.071 339.1)
-
Step 600
600
#926182
oklch(55.6% 0.078 339.6)
-
Step 700
700
#7C506E
oklch(49.1% 0.073 339.3)
-
Step 800
800 (this color)
#644159
oklch(42.4% 0.06 339)
-
Step 900
900
#52384A
oklch(37.7% 0.046 338.4)
-
Step 950
950
#30212B
oklch(27% 0.029 339.3)
#644159 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) | #42495A | 0.061 |
| Deuteranopia (no green cones) | #4B4E58 | 0.056 |
| Tritanopia (no blue cones) | #684249 | 0.029 |
| Achromatopsia (no color) | #4C4C4C | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #644159
#644159
oklch(42.4% 0.06 339)
- #2F5842
#2F5842
oklch(42.3% 0.06 159)
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 #644159, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.040
- Purple Brown #673A3F ΔE 0.041
- Dusty Grape #545775 ΔE 0.069
- Dark Mauve #874C62 ΔE 0.076
- Dusk #4E5481 ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.083
- YInMn Blue #415A77 ΔE 0.088
- Twilight #4E518B ΔE 0.089
Use #644159 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.