#634568
Closest named color: Dusty Grape (#545775). oklch(43.7% 0.067 321.6), rgb(99, 69, 104).
Aa
White text reads best on this color (8.13:1).
About this color
#634568 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.067 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.054 away. White text reads best on it, at 8.13:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.58:1 |
| White text | 8.13:1 |
Values
| HEX | #634568 |
| RGB | rgb(99, 69, 104) |
| HSL | hsl(291, 20%, 34%) |
| OKLCH | oklch(43.7% 0.067 321.6) |
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 #634568 | 8.13:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #634568 | 2.58:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #634568 text on white | 8.13:1 | AAA | Lc 88.1 | Fine for body text |
| #634568 text on black | 2.58:1 | Fails | Lc -14.1 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7EE
oklch(93.5% 0.012 325.7)
-
Step 200
200
#E0D5E2
oklch(88.6% 0.021 321)
-
Step 300
300
#CDB9D0
oklch(81% 0.039 321.8)
-
Step 400
400
#B394B8
oklch(70.6% 0.062 321.6)
-
Step 500
500
#A079A7
oklch(63% 0.081 321.2)
-
Step 600
600
#8B6292
oklch(55.6% 0.087 321.5)
-
Step 700
700
#76517C
oklch(49.1% 0.08 321.8)
-
Step 800
800 (this color)
#634568
oklch(43.7% 0.067 321.6)
-
Step 900
900
#4F3852
oklch(37.7% 0.053 322.6)
-
Step 950
950
#2E2130
oklch(27% 0.033 321.9)
#634568 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) | #414D69 | 0.058 |
| Deuteranopia (no green cones) | #485167 | 0.055 |
| Tritanopia (no blue cones) | #644952 | 0.042 |
| Achromatopsia (no color) | #4F4F4F | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634568
#634568
oklch(43.7% 0.067 321.6)
- #3C5B38
#3C5B38
oklch(43.7% 0.067 141.7)
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 #634568, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.054
- Brownish Purple #76424E ΔE 0.054
- Dusk #4E5481 ΔE 0.058
- Purple Brown #673A3F ΔE 0.065
- Twilight #4E518B ΔE 0.066
- Dark Mauve #874C62 ΔE 0.074
- YInMn Blue #415A77 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.083
Use #634568 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.