#6A2790
Closest named color: Rebecca Purple (#663399). oklch(42.4% 0.168 310.3), rgb(106, 39, 144).
Aa
White text reads best on this color (9.10:1).
About this color
#6A2790 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.168 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.027 away. White text reads best on it, at 9.10:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #6A2790 |
| RGB | rgb(106, 39, 144) |
| HSL | hsl(278, 57%, 36%) |
| OKLCH | oklch(42.4% 0.168 310.3) |
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 #6A2790 | 9.10:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #6A2790 | 2.30:1 | Fails | Lc 13.8 | Not readable |
| #6A2790 text on white | 9.10:1 | AAA | Lc 90.1 | Preferred for body text |
| #6A2790 text on black | 2.30:1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F8
oklch(93.6% 0.028 311.3)
-
Step 200
200
#E4D0F5
oklch(88.5% 0.054 309.5)
-
Step 300
300
#D4AFF0
oklch(80.9% 0.098 310.1)
-
Step 400
400
#BF82E8
oklch(70.7% 0.156 310.5)
-
Step 500
500
#AF5DE1
oklch(63.1% 0.201 310.6)
-
Step 600
600
#9A3ECF
oklch(55.6% 0.217 310.2)
-
Step 700
700
#842EB3
oklch(49.2% 0.202 310.5)
-
Step 800
800 (this color)
#6A2790
oklch(42.4% 0.168 310.3)
-
Step 900
900
#572774
oklch(37.8% 0.131 310.3)
-
Step 950
950
#331844
oklch(27.1% 0.083 310.3)
#6A2790 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) | #004593 | 0.143 |
| Deuteranopia (no green cones) | #14498E | 0.137 |
| Tritanopia (no blue cones) | #653E59 | 0.113 |
| Achromatopsia (no color) | #484848 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A2790
#6A2790
oklch(42.4% 0.168 310.3)
- #385A00
#385A00
oklch(42.5% 0.115 130.4)
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 #6A2790, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.027
- Purple #800080 ΔE 0.062
- Grape #7209B7 ΔE 0.068
- Dark Magenta #8B008B ΔE 0.073
- Chrysanthemum #560BAD ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.075
- Blueberry #464196 ΔE 0.081
- Indigo #4B0082 ΔE 0.089
Use #6A2790 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.