#683582
Closest named color: Rebecca Purple (#663399). oklch(43% 0.131 312.8), rgb(104, 53, 130).
Aa
White text reads best on this color (8.67:1).
About this color
#683582 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.131 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.039 away. White text reads best on it, at 8.67:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.42:1 |
| White text | 8.67:1 |
Values
| HEX | #683582 |
| RGB | rgb(104, 53, 130) |
| HSL | hsl(280, 42%, 36%) |
| OKLCH | oklch(43% 0.131 312.8) |
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 #683582 | 8.67:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #683582 | 2.42:1 | Fails | Lc 14.6 | Not readable |
| #683582 text on white | 8.67:1 | AAA | Lc 89.4 | Fine for body text |
| #683582 text on black | 2.42:1 | Fails | Lc -12.9 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E3D1EE
oklch(88.4% 0.044 312.8)
-
Step 300
300
#D2B3E5
oklch(81% 0.077 312.5)
-
Step 400
400
#BB89D7
oklch(70.7% 0.123 312.8)
-
Step 500
500
#AA69CC
oklch(63.1% 0.157 313)
-
Step 600
600
#954EB9
oklch(55.6% 0.171 312.8)
-
Step 700
700
#7F3E9F
oklch(49% 0.159 313)
-
Step 800
800 (this color)
#683582
oklch(43% 0.131 312.8)
-
Step 900
900
#542E68
oklch(37.6% 0.103 312.7)
-
Step 950
950
#311C3D
oklch(27% 0.065 312.1)
#683582 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) | #1E4984 | 0.116 |
| Deuteranopia (no green cones) | #314D80 | 0.103 |
| Tritanopia (no blue cones) | #654256 | 0.088 |
| Achromatopsia (no color) | #4B4B4B | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683582
#683582
oklch(43% 0.131 312.8)
- #345D00
#345D00
oklch(43.1% 0.121 132.8)
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 #683582, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.039
- Dark Slate Blue #483D8B ΔE 0.061
- Blueberry #464196 ΔE 0.071
- Purple #800080 ΔE 0.076
- Light Eggplant #894585 ΔE 0.079
- Twilight #4E518B ΔE 0.079
- Dark Magenta #8B008B ΔE 0.088
- Dusk #4E5481 ΔE 0.089
Use #683582 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.