#6347CA
Closest named color: Bluey Purple (#6241C7). oklch(50.4% 0.193 287.2), rgb(99, 71, 202).
Aa
White text reads best on this color (6.39:1).
About this color
#6347CA is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.193 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.013 away. White text reads best on it, at 6.39:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.193) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #6347CA |
| RGB | rgb(99, 71, 202) |
| HSL | hsl(253, 55%, 54%) |
| OKLCH | oklch(50.4% 0.193 287.2) |
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 #6347CA | 6.39:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #6347CA | 3.28:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #6347CA text on white | 6.39:1 | AA | Lc 81.2 | Fine for body text |
| #6347CA text on black | 3.28:1 | AA large text | Lc -20.6 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E8FC
oklch(93.7% 0.027 285.9)
-
Step 200
200
#D6D5FA
oklch(88.6% 0.051 286.6)
-
Step 300
300
#BCB8FA
oklch(80.9% 0.093 286.9)
-
Step 400
400
#9C90F8
oklch(70.8% 0.149 287.2)
-
Step 500
500
#8670F5
oklch(63.2% 0.191 287.2)
-
Step 600
600
#7154E3
oklch(55.6% 0.207 287)
-
Step 700
700 (this color)
#6347CA
oklch(50.4% 0.193 287.2)
-
Step 800
800
#4E38A0
oklch(42.8% 0.16 287.3)
-
Step 900
900
#40327F
oklch(37.7% 0.125 287.2)
-
Step 950
950
#251E4A
oklch(27% 0.079 287.2)
#6347CA 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) | #0062CE | 0.098 |
| Deuteranopia (no green cones) | #005BC7 | 0.095 |
| Tritanopia (no blue cones) | #3D6782 | 0.159 |
| Achromatopsia (no color) | #5F5F5F | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6347CA
#6347CA
oklch(50.4% 0.193 287.2)
- #6C6800
#6C6800
oklch(50.5% 0.108 107.1)
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 #6347CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.013
- Blue With A Hint Of Purple #533CC6 ΔE 0.038
- Blurple #5539CC ΔE 0.039
- Iris #6258C4 ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.045
- Light Indigo #6D5ACF ΔE 0.047
- Burple #6832E3 ΔE 0.051
- Warm Blue #4B57DB ΔE 0.052
Use #6347CA 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.