#644261
Closest named color: Brownish Purple (#76424E). oklch(42.9% 0.066 329.7), rgb(100, 66, 97).
Aa
White text reads best on this color (8.42:1).
About this color
#644261 is a dark, muted purple. In OKLCH its lightness is 43%, its chroma 0.066 and its hue 330°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.046 away. White text reads best on it, at 8.42:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.49:1 |
| White text | 8.42:1 |
Values
| HEX | #644261 |
| RGB | rgb(100, 66, 97) |
| HSL | hsl(305, 20%, 33%) |
| OKLCH | oklch(42.9% 0.066 329.7) |
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 #644261 | 8.42:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #644261 | 2.49:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #644261 text on white | 8.42:1 | AAA | Lc 88.9 | Fine for body text |
| #644261 text on black | 2.49:1 | Fails | Lc -13.3 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EEE7ED
oklch(93.5% 0.011 330.2)
-
Step 200
200
#E2D4E0
oklch(88.5% 0.022 330.3)
-
Step 300
300
#D0B8CD
oklch(80.9% 0.039 330)
-
Step 400
400
#B793B3
oklch(70.7% 0.062 329.9)
-
Step 500
500
#A578A1
oklch(63.1% 0.08 329.5)
-
Step 600
600
#90618B
oklch(55.7% 0.085 330.4)
-
Step 700
700
#7A5076
oklch(49.1% 0.078 330.1)
-
Step 800
800 (this color)
#644261
oklch(42.9% 0.066 329.7)
-
Step 900
900
#51384F
oklch(37.8% 0.051 329.3)
-
Step 950
950
#30212E
oklch(27.1% 0.032 331.1)
#644261 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) | #414A62 | 0.061 |
| Deuteranopia (no green cones) | #494F60 | 0.057 |
| Tritanopia (no blue cones) | #67444D | 0.036 |
| Achromatopsia (no color) | #4D4D4D | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #644261
#644261
oklch(42.9% 0.066 329.7)
- #345A3C
#345A3C
oklch(43% 0.066 149.7)
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 #644261, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.046
- Purple Brown #673A3F ΔE 0.054
- Dusty Grape #545775 ΔE 0.063
- Dusk #4E5481 ΔE 0.070
- Dark Mauve #874C62 ΔE 0.075
- Twilight #4E518B ΔE 0.078
- YInMn Blue #415A77 ΔE 0.083
- Charcoal Grey #3C4142 ΔE 0.091
Use #644261 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.