#6221A4
Closest named color: Rebecca Purple (#663399). oklch(42.4% 0.193 300.6), rgb(98, 33, 164).
Aa
White text reads best on this color (9.23:1).
About this color
#6221A4 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.193 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.037 away. White text reads best on it, at 9.23:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.27:1 |
| White text | 9.23:1 |
Values
| HEX | #6221A4 |
| RGB | rgb(98, 33, 164) |
| HSL | hsl(270, 66%, 39%) |
| OKLCH | oklch(42.4% 0.193 300.6) |
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 #6221A4 | 9.23:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #6221A4 | 2.27:1 | Fails | Lc 13.7 | Not readable |
| #6221A4 text on white | 9.23:1 | AAA | Lc 90.2 | Preferred for body text |
| #6221A4 text on black | 2.27:1 | Fails | Lc -12.1 | 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
#EDE5FD
oklch(93.5% 0.033 300.9)
-
Step 200
200
#DFD0FD
oklch(88.4% 0.063 300.3)
-
Step 300
300
#CCB0FE
oklch(80.9% 0.112 300.4)
-
Step 400
400
#B482FE
oklch(70.8% 0.179 300.5)
-
Step 500
500
#A35AFC
oklch(63.1% 0.231 300.6)
-
Step 600
600
#8F36EB
oklch(55.6% 0.25 300.5)
-
Step 700
700
#7A25CC
oklch(49.1% 0.232 300.6)
-
Step 800
800 (this color)
#6221A4
oklch(42.4% 0.193 300.6)
-
Step 900
900
#502483
oklch(37.6% 0.151 300.4)
-
Step 950
950
#2F174D
oklch(27.1% 0.096 300.6)
#6221A4 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) | #0047A8 | 0.129 |
| Deuteranopia (no green cones) | #0046A2 | 0.129 |
| Tritanopia (no blue cones) | #534563 | 0.141 |
| Achromatopsia (no color) | #474747 | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6221A4
#6221A4
oklch(42.4% 0.193 300.6)
- #475600
#475600
oklch(42.5% 0.102 120.6)
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 #6221A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.037
- Chrysanthemum #560BAD ΔE 0.038
- Grape #7209B7 ΔE 0.044
- Imperial Purple #480CA8 ΔE 0.062
- Purple Blue #5D21D0 ΔE 0.073
- Violet Blue #510AC9 ΔE 0.074
- Blue With A Hint Of Purple #533CC6 ΔE 0.077
- Blueberry #464196 ΔE 0.078
Use #6221A4 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.