#6A2A78
Closest named color: Rebecca Purple (#663399). oklch(41.1% 0.139 320), rgb(106, 42, 120).
Aa
White text reads best on this color (9.47:1).
About this color
#6A2A78 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.139 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.057 away. White text reads best on it, at 9.47:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.21:1 |
| White text | 9.47:1 |
Values
| HEX | #6A2A78 |
| RGB | rgb(106, 42, 120) |
| HSL | hsl(289, 48%, 32%) |
| OKLCH | oklch(41.1% 0.139 320) |
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 #6A2A78 | 9.47:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #6A2A78 | 2.21:1 | Fails | Lc 12.6 | Not readable |
| #6A2A78 text on white | 9.47:1 | AAA | Lc 91.3 | Preferred for body text |
| #6A2A78 text on black | 2.21:1 | Fails | Lc -11.0 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E7D0EC
oklch(88.5% 0.045 320.2)
-
Step 300
300
#D8B0E2
oklch(80.9% 0.081 319.5)
-
Step 400
400
#C485D3
oklch(70.8% 0.13 319.7)
-
Step 500
500
#B463C7
oklch(63.1% 0.166 319.8)
-
Step 600
600
#A047B3
oklch(55.7% 0.18 320.2)
-
Step 700
700
#88379A
oklch(49% 0.168 319.9)
-
Step 800
800 (this color)
#6A2A78
oklch(41.1% 0.139 320)
-
Step 900
900
#5A2B64
oklch(37.7% 0.107 320.4)
-
Step 950
950
#351A3B
oklch(27.1% 0.068 320.1)
#6A2A78 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) | #16417A | 0.136 |
| Deuteranopia (no green cones) | #304876 | 0.118 |
| Tritanopia (no blue cones) | #6B374D | 0.086 |
| Achromatopsia (no color) | #464646 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A2A78
#6A2A78
oklch(41.1% 0.139 320)
- #175A00
#175A00
oklch(41% 0.132 140)
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 #6A2A78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.057
- Purple #800080 ΔE 0.060
- Rich Purple #720058 ΔE 0.071
- Velvet #750851 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.078
- Grape Purple #5D1451 ΔE 0.079
- Dark Magenta #8B008B ΔE 0.080
- Blueberry #464196 ΔE 0.092
Use #6A2A78 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.