#683BB3
Closest named color: Bluey Purple (#6241C7). oklch(47.4% 0.18 296), rgb(104, 59, 179).
Aa
White text reads best on this color (7.32:1).
About this color
#683BB3 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.180 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.035 away. White text reads best on it, at 7.32:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.86:1 |
| White text | 7.32:1 |
Values
| HEX | #683BB3 |
| RGB | rgb(104, 59, 179) |
| HSL | hsl(263, 50%, 47%) |
| OKLCH | oklch(47.4% 0.18 296) |
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 #683BB3 | 7.32:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #683BB3 | 2.86:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #683BB3 text on white | 7.32:1 | AAA | Lc 84.9 | Fine for body text |
| #683BB3 text on black | 2.86:1 | Fails | Lc -17.1 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DBD3F6
oklch(88.4% 0.048 295.9)
-
Step 300
300
#C5B6F3
oklch(81% 0.086 295.7)
-
Step 400
400
#A98DED
oklch(70.7% 0.139 296.1)
-
Step 500
500
#956DE7
oklch(63.1% 0.178 296)
-
Step 600
600
#8051D5
oklch(55.5% 0.194 295.8)
-
Step 700
700 (this color)
#683BB3
oklch(47.4% 0.18 296)
-
Step 800
800
#583696
oklch(42.6% 0.15 295.7)
-
Step 900
900
#483077
oklch(37.6% 0.117 295.9)
-
Step 950
950
#2A1D46
oklch(27% 0.074 295.6)
#683BB3 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) | #0057B7 | 0.117 |
| Deuteranopia (no green cones) | #0054B1 | 0.116 |
| Tritanopia (no blue cones) | #555772 | 0.139 |
| Achromatopsia (no color) | #565656 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683BB3
#683BB3
oklch(47.4% 0.18 296)
- #596300
#596300
oklch(47.5% 0.109 116.4)
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 #683BB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.035
- Rebecca Purple #663399 ΔE 0.045
- Blue With A Hint Of Purple #533CC6 ΔE 0.049
- Blurple #5539CC ΔE 0.054
- Grape #7209B7 ΔE 0.062
- Purple Blue #5D21D0 ΔE 0.065
- Iris #6258C4 ΔE 0.068
- Blueberry #464196 ΔE 0.075
Use #683BB3 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.