#644863
Closest named color: Brownish Purple (#76424E). oklch(44.2% 0.056 327.7), rgb(100, 72, 99).
Aa
White text reads best on this color (7.92:1).
About this color
#644863 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.056 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 7.92:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.64:1 |
| White text | 7.92:1 |
Values
| HEX | #644863 |
| RGB | rgb(100, 72, 99) |
| HSL | hsl(302, 16%, 34%) |
| OKLCH | oklch(44.2% 0.056 327.7) |
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 #644863 | 7.92:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #644863 | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #644863 text on white | 7.92:1 | AAA | Lc 87.4 | Fine for body text |
| #644863 text on black | 2.64:1 | Fails | Lc -14.7 | 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
#CDBACC
oklch(81% 0.033 327.5)
-
Step 400
400
#B395B2
oklch(70.6% 0.054 327.2)
-
Step 500
500
#A07B9E
oklch(63% 0.067 328.1)
-
Step 600
600
#8B6489
oklch(55.6% 0.073 328.2)
-
Step 700
700
#765374
oklch(49.2% 0.067 328.5)
-
Step 800
800 (this color)
#644863
oklch(44.2% 0.056 327.7)
-
Step 900
900
#4E394E
oklch(37.6% 0.045 326.4)
-
Step 950
950
#2E222D
oklch(27.1% 0.026 329)
#644863 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) | #464F64 | 0.052 |
| Deuteranopia (no green cones) | #4D5262 | 0.047 |
| Tritanopia (no blue cones) | #664A51 | 0.033 |
| Achromatopsia (no color) | #515151 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #644863
#644863
oklch(44.2% 0.056 327.7)
- #3E5C41
#3E5C41
oklch(44.3% 0.056 147)
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 #644863, 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 0.049
- Purple Brown #673A3F ΔE 0.060
- Dusk #4E5481 ΔE 0.060
- Dark Mauve #874C62 ΔE 0.068
- YInMn Blue #415A77 ΔE 0.071
- Twilight #4E518B ΔE 0.072
- Slate #516572 ΔE 0.084
Use #644863 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.