#6347BD
Closest named color: Bluey Purple (#6241C7). oklch(49.4% 0.177 289.2), rgb(99, 71, 189).
Aa
White text reads best on this color (6.63:1).
About this color
#6347BD is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.177 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.020 away. White text reads best on it, at 6.63:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.16:1 |
| White text | 6.63:1 |
Values
| HEX | #6347BD |
| RGB | rgb(99, 71, 189) |
| HSL | hsl(254, 47%, 51%) |
| OKLCH | oklch(49.4% 0.177 289.2) |
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 #6347BD | 6.63:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #6347BD | 3.16:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #6347BD text on white | 6.63:1 | AA | Lc 82.3 | Fine for body text |
| #6347BD text on black | 3.16:1 | AA large text | Lc -19.6 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E8FA
oklch(93.7% 0.024 288.5)
-
Step 200
200
#D8D5F7
oklch(88.6% 0.047 289.5)
-
Step 300
300
#BEB8F5
oklch(80.9% 0.086 288.8)
-
Step 400
400
#9F91F0
oklch(70.8% 0.137 289.2)
-
Step 500
500
#8972EA
oklch(63% 0.174 289.2)
-
Step 600
600
#7557D9
oklch(55.7% 0.19 289.4)
-
Step 700
700 (this color)
#6347BD
oklch(49.4% 0.177 289.2)
-
Step 800
800
#503A98
oklch(42.6% 0.147 289.5)
-
Step 900
900
#423379
oklch(37.7% 0.115 289.6)
-
Step 950
950
#261F47
oklch(27% 0.072 288.7)
#6347BD 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) | #005FC1 | 0.099 |
| Deuteranopia (no green cones) | #005ABB | 0.098 |
| Tritanopia (no blue cones) | #46637B | 0.145 |
| Achromatopsia (no color) | #5D5D5D | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6347BD
#6347BD
oklch(49.4% 0.177 289.2)
- #676600
#676600
oklch(49.5% 0.107 109.1)
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 #6347BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.020
- Iris #6258C4 ΔE 0.040
- Blue With A Hint Of Purple #533CC6 ΔE 0.040
- Blurple #5539CC ΔE 0.046
- Slate Blue #6A5ACD ΔE 0.051
- Light Indigo #6D5ACF ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.062
- Warm Blue #4B57DB ΔE 0.065
Use #6347BD 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.