#644963
Closest named color: Brownish Purple (#76424E). oklch(44.4% 0.054 327.7), rgb(100, 73, 99).
Aa
White text reads best on this color (7.85:1).
About this color
#644963 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.054 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.045 away. White text reads best on it, at 7.85:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.67:1 |
| White text | 7.85:1 |
Values
| HEX | #644963 |
| RGB | rgb(100, 73, 99) |
| HSL | hsl(302, 16%, 34%) |
| OKLCH | oklch(44.4% 0.054 327.7) |
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 #644963 | 7.85:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #644963 | 2.67:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #644963 text on white | 7.85:1 | AAA | Lc 87.2 | Fine for body text |
| #644963 text on black | 2.67:1 | Fails | Lc -14.9 | 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
#EDE8ED
oklch(93.6% 0.009 325.6)
-
Step 200
200
#E0D5DF
oklch(88.5% 0.018 328.5)
-
Step 300
300
#CCBACB
oklch(80.9% 0.031 327.6)
-
Step 400
400
#B296B1
oklch(70.7% 0.05 327.2)
-
Step 500
500
#9F7C9E
oklch(63.1% 0.065 327.2)
-
Step 600
600
#8A6588
oklch(55.7% 0.069 328.3)
-
Step 700
700
#755374
oklch(49% 0.066 327.5)
-
Step 800
800 (this color)
#644963
oklch(44.4% 0.054 327.7)
-
Step 900
900
#4E3A4D
oklch(37.8% 0.041 328)
-
Step 950
950
#2E222D
oklch(27.1% 0.026 329)
#644963 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) | #485064 | 0.049 |
| Deuteranopia (no green cones) | #4E5362 | 0.045 |
| Tritanopia (no blue cones) | #664B52 | 0.031 |
| Achromatopsia (no color) | #525252 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #644963
#644963
oklch(44.4% 0.054 327.7)
- #3F5C42
#3F5C42
oklch(44.4% 0.055 147.2)
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 #644963, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.045
- Dusty Grape #545775 ΔE 0.047
- Dusk #4E5481 ΔE 0.059
- Purple Brown #673A3F ΔE 0.061
- Dark Mauve #874C62 ΔE 0.067
- YInMn Blue #415A77 ΔE 0.069
- Twilight #4E518B ΔE 0.072
- Slate #516572 ΔE 0.081
Use #644963 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.