#63406A
Closest named color: Brownish Purple (#76424E). oklch(42.8% 0.08 320.8), rgb(99, 64, 106).
Aa
White text reads best on this color (8.49:1).
About this color
#63406A is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.080 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.061 away. White text reads best on it, at 8.49:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #63406A |
| RGB | rgb(99, 64, 106) |
| HSL | hsl(290, 25%, 33%) |
| OKLCH | oklch(42.8% 0.08 320.8) |
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 #63406A | 8.49:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #63406A | 2.47:1 | Fails | Lc 14.9 | Not readable |
| #63406A text on white | 8.49:1 | AAA | Lc 89.1 | Fine for body text |
| #63406A text on black | 2.47:1 | Fails | Lc -13.1 | 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
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E1D4E4
oklch(88.5% 0.026 319.9)
-
Step 300
300
#CFB7D3
oklch(80.8% 0.047 321.4)
-
Step 400
400
#B692BD
oklch(70.7% 0.073 320.8)
-
Step 500
500
#A476AD
oklch(63.1% 0.096 320.8)
-
Step 600
600
#8F5E98
oklch(55.6% 0.104 321.2)
-
Step 700
700
#794D82
oklch(49% 0.097 320.6)
-
Step 800
800 (this color)
#63406A
oklch(42.8% 0.08 320.8)
-
Step 900
900
#513656
oklch(37.7% 0.063 321.1)
-
Step 950
950
#2F2032
oklch(27% 0.039 320.7)
#63406A 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) | #3B4A6C | 0.069 |
| Deuteranopia (no green cones) | #444E69 | 0.063 |
| Tritanopia (no blue cones) | #644550 | 0.050 |
| Achromatopsia (no color) | #4D4D4D | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63406A
#63406A
oklch(42.8% 0.08 320.8)
- #365A2F
#365A2F
oklch(42.8% 0.08 140.4)
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 #63406A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.061
- Dusty Grape #545775 ΔE 0.066
- Dusk #4E5481 ΔE 0.066
- Purple Brown #673A3F ΔE 0.069
- Twilight #4E518B ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.076
- Dark Mauve #874C62 ΔE 0.082
- YInMn Blue #415A77 ΔE 0.085
Use #63406A 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.