#6448A2
Closest named color: Rebecca Purple (#663399). oklch(47.7% 0.14 294.9), rgb(100, 72, 162).
Aa
White text reads best on this color (7.02:1).
About this color
#6448A2 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.140 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.048 away. White text reads best on it, at 7.02:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.99:1 |
| White text | 7.02:1 |
Values
| HEX | #6448A2 |
| RGB | rgb(100, 72, 162) |
| HSL | hsl(259, 38%, 46%) |
| OKLCH | oklch(47.7% 0.14 294.9) |
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 #6448A2 | 7.02:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #6448A2 | 2.99:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #6448A2 text on white | 7.02:1 | AAA | Lc 84.1 | Fine for body text |
| #6448A2 text on black | 2.99:1 | Fails | Lc -17.9 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F0
oklch(88.5% 0.037 294.1)
-
Step 300
300
#C3B9E9
oklch(81% 0.068 294.4)
-
Step 400
400
#A593DD
oklch(70.7% 0.108 294.7)
-
Step 500
500
#9076D4
oklch(63.1% 0.139 294.8)
-
Step 600
600
#7B5DC1
oklch(55.6% 0.151 294.9)
-
Step 700
700 (this color)
#6448A2
oklch(47.7% 0.14 294.9)
-
Step 800
800
#553F87
oklch(42.8% 0.116 295.1)
-
Step 900
900
#46366C
oklch(37.7% 0.091 295.4)
-
Step 950
950
#29203F
oklch(27% 0.057 295.7)
#6448A2 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) | #1F5AA5 | 0.091 |
| Deuteranopia (no green cones) | #2757A0 | 0.085 |
| Tritanopia (no blue cones) | #555B6E | 0.112 |
| Achromatopsia (no color) | #595959 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6448A2
#6448A2
oklch(47.7% 0.14 294.9)
- #5C6300
#5C6300
oklch(47.7% 0.108 114.5)
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 #6448A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.048
- Twilight #4E518B ΔE 0.058
- Blueberry #464196 ΔE 0.058
- Bluey Purple #6241C7 ΔE 0.062
- Iris #6258C4 ΔE 0.063
- Dark Slate Blue #483D8B ΔE 0.068
- Blue With A Hint Of Purple #533CC6 ΔE 0.072
- Dusk #4E5481 ΔE 0.075
Use #6448A2 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.