#64386E
Closest named color: Dark Slate Blue (#483D8B). oklch(41.7% 0.101 320), rgb(100, 56, 110).
Aa
White text reads best on this color (9.00:1).
About this color
#64386E is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.101 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.070 away. White text reads best on it, at 9.00:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #64386E |
| RGB | rgb(100, 56, 110) |
| HSL | hsl(289, 33%, 33%) |
| OKLCH | oklch(41.7% 0.101 320) |
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 #64386E | 9.00:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #64386E | 2.33:1 | Fails | Lc 13.6 | Not readable |
| #64386E text on white | 9.00:1 | AAA | Lc 90.4 | Preferred for body text |
| #64386E text on black | 2.33:1 | Fails | Lc -11.9 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F1
oklch(93.5% 0.018 320.1)
-
Step 200
200
#E3D3E7
oklch(88.6% 0.032 319.5)
-
Step 300
300
#D2B5D9
oklch(80.9% 0.059 319.7)
-
Step 400
400
#BB8DC5
oklch(70.6% 0.095 320.3)
-
Step 500
500
#A970B6
oklch(63% 0.12 320)
-
Step 600
600
#9457A2
oklch(55.5% 0.13 319.9)
-
Step 700
700
#7E478B
oklch(49.1% 0.121 319.7)
-
Step 800
800 (this color)
#64386E
oklch(41.7% 0.101 320)
-
Step 900
900
#54335B
oklch(37.8% 0.078 320.4)
-
Step 950
950
#311E35
oklch(27% 0.049 320.5)
#64386E 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) | #304670 | 0.090 |
| Deuteranopia (no green cones) | #3C4B6C | 0.082 |
| Tritanopia (no blue cones) | #653F4E | 0.063 |
| Achromatopsia (no color) | #494949 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64386E
#64386E
oklch(41.7% 0.101 320)
- #2B5920
#2B5920
oklch(41.7% 0.101 139.9)
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 #64386E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.070
- Rebecca Purple #663399 ΔE 0.074
- Brownish Purple #76424E ΔE 0.077
- Twilight #4E518B ΔE 0.079
- Dusk #4E5481 ΔE 0.081
- Purple Brown #673A3F ΔE 0.082
- Blueberry #464196 ΔE 0.085
- Dusty Grape #545775 ΔE 0.086
Use #64386E 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.