#6447CD
Closest named color: Bluey Purple (#6241C7). oklch(50.8% 0.197 287.1), rgb(100, 71, 205).
Aa
White text reads best on this color (6.31:1).
About this color
#6447CD is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.197 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.016 away. White text reads best on it, at 6.31:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #6447CD |
| RGB | rgb(100, 71, 205) |
| HSL | hsl(253, 57%, 54%) |
| OKLCH | oklch(50.8% 0.197 287.1) |
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 #6447CD | 6.31:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #6447CD | 3.32:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #6447CD text on white | 6.31:1 | AA | Lc 80.9 | Fine for body text |
| #6447CD text on black | 3.32:1 | AA large text | Lc -21.0 | 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
#E8E7FC
oklch(93.5% 0.028 288)
-
Step 200
200
#D6D5FB
oklch(88.6% 0.052 286.5)
-
Step 300
300
#BCB8FB
oklch(81% 0.094 286.8)
-
Step 400
400
#9C8FFA
oklch(70.7% 0.153 287.4)
-
Step 500
500
#866FF6
oklch(63.1% 0.194 287.3)
-
Step 600
600
#7252E5
oklch(55.6% 0.211 287.4)
-
Step 700
700 (this color)
#6447CD
oklch(50.8% 0.197 287.1)
-
Step 800
800
#4E37A1
oklch(42.7% 0.163 287.4)
-
Step 900
900
#403180
oklch(37.6% 0.128 287.3)
-
Step 950
950
#251E4B
oklch(27% 0.08 286.9)
#6447CD 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) | #0063D1 | 0.100 |
| Deuteranopia (no green cones) | #005CCA | 0.097 |
| Tritanopia (no blue cones) | #3D6884 | 0.161 |
| Achromatopsia (no color) | #606060 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6447CD
#6447CD
oklch(50.8% 0.197 287.1)
- #6D6900
#6D6900
oklch(50.8% 0.109 107.1)
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 #6447CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.016
- Blurple #5539CC ΔE 0.040
- Blue With A Hint Of Purple #533CC6 ΔE 0.040
- Iris #6258C4 ΔE 0.041
- Slate Blue #6A5ACD ΔE 0.044
- Light Indigo #6D5ACF ΔE 0.046
- Burple #6832E3 ΔE 0.047
- Warm Blue #4B57DB ΔE 0.051
Use #6447CD 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.