#6422A6
Closest named color: Rebecca Purple (#663399). oklch(42.9% 0.194 300.9), rgb(100, 34, 166).
Aa
White text reads best on this color (9.04:1).
About this color
#6422A6 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.194 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 9.04:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.194) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.32:1 |
| White text | 9.04:1 |
Values
| HEX | #6422A6 |
| RGB | rgb(100, 34, 166) |
| HSL | hsl(270, 66%, 39%) |
| OKLCH | oklch(42.9% 0.194 300.9) |
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 #6422A6 | 9.04:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #6422A6 | 2.32:1 | Fails | Lc 14.3 | Not readable |
| #6422A6 text on white | 9.04:1 | AAA | Lc 89.7 | Fine for body text |
| #6422A6 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
#EDE5FD
oklch(93.5% 0.033 300.9)
-
Step 200
200
#E0D0FD
oklch(88.5% 0.063 301.3)
-
Step 300
300
#CDAFFF
oklch(80.9% 0.115 301.1)
-
Step 400
400
#B581FE
oklch(70.7% 0.181 301.1)
-
Step 500
500
#A459FC
oklch(63.1% 0.232 301.1)
-
Step 600
600
#9034EB
oklch(55.6% 0.252 301)
-
Step 700
700
#7B23CD
oklch(49.2% 0.235 300.9)
-
Step 800
800 (this color)
#6422A6
oklch(42.9% 0.194 300.9)
-
Step 900
900
#512483
oklch(37.8% 0.151 301)
-
Step 950
950
#2F174D
oklch(27.1% 0.096 300.6)
#6422A6 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) | #0048AA | 0.131 |
| Deuteranopia (no green cones) | #0048A3 | 0.132 |
| Tritanopia (no blue cones) | #554664 | 0.143 |
| Achromatopsia (no color) | #494949 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6422A6
#6422A6
oklch(42.9% 0.194 300.9)
- #485700
#485700
oklch(42.9% 0.102 120.5)
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 #6422A6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.037
- Grape #7209B7 ΔE 0.040
- Chrysanthemum #560BAD ΔE 0.041
- Imperial Purple #480CA8 ΔE 0.066
- Purple Blue #5D21D0 ΔE 0.071
- Violet Blue #510AC9 ΔE 0.074
- Blue With A Hint Of Purple #533CC6 ΔE 0.075
- Bluey Purple #6241C7 ΔE 0.077
Use #6422A6 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.