#6A3794
Closest named color: Rebecca Purple (#663399). oklch(44.7% 0.15 306.6), rgb(106, 55, 148).
Aa
White text reads best on this color (8.11:1).
About this color
#6A3794 is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.150 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.015 away. White text reads best on it, at 8.11:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.58:1 |
| White text | 8.11:1 |
Values
| HEX | #6A3794 |
| RGB | rgb(106, 55, 148) |
| HSL | hsl(273, 46%, 40%) |
| OKLCH | oklch(44.7% 0.15 306.6) |
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 #6A3794 | 8.11:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #6A3794 | 2.58:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #6A3794 text on white | 8.11:1 | AAA | Lc 87.6 | Fine for body text |
| #6A3794 text on black | 2.58:1 | Fails | Lc -14.5 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E1D1F3
oklch(88.4% 0.049 306.6)
-
Step 300
300
#CFB2EE
oklch(80.9% 0.088 306.5)
-
Step 400
400
#B788E5
oklch(70.8% 0.14 306.4)
-
Step 500
500
#A566DD
oklch(63% 0.18 306.4)
-
Step 600
600
#914ACA
oklch(55.6% 0.194 306.7)
-
Step 700
700
#7B3AAF
oklch(49.1% 0.18 306.3)
-
Step 800
800 (this color)
#6A3794
oklch(44.7% 0.15 306.6)
-
Step 900
900
#522D71
oklch(37.8% 0.116 306.8)
-
Step 950
950
#301B42
oklch(27% 0.073 307)
#6A3794 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) | #054E97 | 0.127 |
| Deuteranopia (no green cones) | #255092 | 0.113 |
| Tritanopia (no blue cones) | #634A60 | 0.108 |
| Achromatopsia (no color) | #505050 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A3794
#6A3794
oklch(44.7% 0.15 306.6)
- #445F00
#445F00
oklch(44.7% 0.114 126.4)
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 #6A3794, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.015
- Dark Slate Blue #483D8B ΔE 0.064
- Blueberry #464196 ΔE 0.066
- Light Eggplant #894585 ΔE 0.079
- Grape #7209B7 ΔE 0.079
- Twilight #4E518B ΔE 0.079
- Purple #800080 ΔE 0.082
- Bluey Purple #6241C7 ΔE 0.085
Use #6A3794 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.