#673286
Closest named color: Rebecca Purple (#663399). oklch(42.7% 0.14 310.9), rgb(103, 50, 134).
Aa
White text reads best on this color (8.83:1).
About this color
#673286 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.140 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 8.83:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.37:1 |
| White text | 8.83:1 |
Values
| HEX | #673286 |
| RGB | rgb(103, 50, 134) |
| HSL | hsl(278, 46%, 36%) |
| OKLCH | oklch(42.7% 0.14 310.9) |
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 #673286 | 8.83:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #673286 | 2.37:1 | Fails | Lc 14.2 | Not readable |
| #673286 text on white | 8.83:1 | AAA | Lc 89.7 | Fine for body text |
| #673286 text on black | 2.37:1 | Fails | Lc -12.5 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1F0
oklch(88.5% 0.046 311.2)
-
Step 300
300
#D2B2E8
oklch(80.9% 0.082 311.3)
-
Step 400
400
#BB88DD
oklch(70.8% 0.132 310.9)
-
Step 500
500
#AA67D3
oklch(63.1% 0.168 311.1)
-
Step 600
600
#954BC0
oklch(55.6% 0.183 311)
-
Step 700
700
#7F3CA6
oklch(49.2% 0.169 310.8)
-
Step 800
800 (this color)
#673286
oklch(42.7% 0.14 310.9)
-
Step 900
900
#542D6B
oklch(37.7% 0.109 311.3)
-
Step 950
950
#311B3F
oklch(27% 0.069 310.8)
#673286 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) | #104889 | 0.125 |
| Deuteranopia (no green cones) | #2A4B84 | 0.109 |
| Tritanopia (no blue cones) | #634257 | 0.097 |
| Achromatopsia (no color) | #4A4A4A | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673286
#673286
oklch(42.7% 0.14 310.9)
- #375B00
#375B00
oklch(42.7% 0.117 131.1)
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 #673286, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.060
- Blueberry #464196 ΔE 0.070
- Purple #800080 ΔE 0.073
- Twilight #4E518B ΔE 0.084
- Light Eggplant #894585 ΔE 0.085
- Dark Magenta #8B008B ΔE 0.085
- Warm Purple #952E8F ΔE 0.092
Use #673286 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.