#6722A1
Closest named color: Rebecca Purple (#663399). oklch(42.8% 0.19 303.8), rgb(103, 34, 161).
Aa
White text reads best on this color (9.05:1).
About this color
#6722A1 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.190 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.032 away. White text reads best on it, at 9.05:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.32:1 |
| White text | 9.05:1 |
Values
| HEX | #6722A1 |
| RGB | rgb(103, 34, 161) |
| HSL | hsl(273, 65%, 38%) |
| OKLCH | oklch(42.8% 0.19 303.8) |
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 #6722A1 | 9.05:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #6722A1 | 2.32:1 | Fails | Lc 14.2 | Not readable |
| #6722A1 text on white | 9.05:1 | AAA | Lc 89.8 | Fine for body text |
| #6722A1 text on black | 2.32:1 | Fails | Lc -12.5 | Not readable |
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 800.
-
Step 50
50
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FC
oklch(93.6% 0.032 303.5)
-
Step 200
200
#E1D0FB
oklch(88.5% 0.061 303.1)
-
Step 300
300
#D0AFFB
oklch(80.9% 0.11 303.9)
-
Step 400
400
#B980F9
oklch(70.7% 0.178 304)
-
Step 500
500
#A859F6
oklch(63.1% 0.226 303.7)
-
Step 600
600
#9435E5
oklch(55.6% 0.246 303.6)
-
Step 700
700
#7E24C7
oklch(49.1% 0.229 303.5)
-
Step 800
800 (this color)
#6722A1
oklch(42.8% 0.19 303.8)
-
Step 900
900
#532480
oklch(37.8% 0.148 303.3)
-
Step 950
950
#31174B
oklch(27.2% 0.093 303.8)
#6722A1 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) | #0047A4 | 0.137 |
| Deuteranopia (no green cones) | #00489F | 0.138 |
| Tritanopia (no blue cones) | #5B4361 | 0.136 |
| Achromatopsia (no color) | #494949 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6722A1
#6722A1
oklch(42.8% 0.19 303.8)
- #445800
#445800
oklch(42.8% 0.106 123.5)
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 #6722A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.032
- Grape #7209B7 ΔE 0.043
- Chrysanthemum #560BAD ΔE 0.050
- Imperial Purple #480CA8 ΔE 0.073
- Purple Blue #5D21D0 ΔE 0.080
- Dark Slate Blue #483D8B ΔE 0.081
- Purple #800080 ΔE 0.082
- Blueberry #464196 ΔE 0.082
Use #6722A1 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.