#6A3699
Closest named color: Rebecca Purple (#663399). oklch(44.9% 0.157 305.1), rgb(106, 54, 153).
Aa
White text reads best on this color (8.07:1).
About this color
#6A3699 is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.157 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.011 away. White text reads best on it, at 8.07:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.60:1 |
| White text | 8.07:1 |
Values
| HEX | #6A3699 |
| RGB | rgb(106, 54, 153) |
| HSL | hsl(272, 48%, 41%) |
| OKLCH | oklch(44.9% 0.157 305.1) |
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 #6A3699 | 8.07:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #6A3699 | 2.60:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #6A3699 text on white | 8.07:1 | AAA | Lc 87.4 | Fine for body text |
| #6A3699 text on black | 2.60:1 | Fails | Lc -14.7 | 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
#EEE6F9
oklch(93.7% 0.027 304.8)
-
Step 200
200
#E1D1F5
oklch(88.5% 0.052 305.4)
-
Step 300
300
#CEB2F1
oklch(80.9% 0.092 304.7)
-
Step 400
400
#B687E9
oklch(70.7% 0.146 305.1)
-
Step 500
500
#A565E2
oklch(63.2% 0.187 305.3)
-
Step 600
600
#9047D0
oklch(55.5% 0.204 305.1)
-
Step 700
700
#7B37B4
oklch(49.1% 0.19 305.3)
-
Step 800
800 (this color)
#6A3699
oklch(44.9% 0.157 305.1)
-
Step 900
900
#512B74
oklch(37.6% 0.123 305.2)
-
Step 950
950
#2F1A44
oklch(26.9% 0.078 304.8)
#6A3699 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) | #004E9C | 0.128 |
| Deuteranopia (no green cones) | #1D5097 | 0.118 |
| Tritanopia (no blue cones) | #624B62 | 0.115 |
| Achromatopsia (no color) | #505050 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A3699
#6A3699
oklch(44.9% 0.157 305.1)
- #475F00
#475F00
oklch(44.9% 0.113 124.9)
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 #6A3699, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.011
- Blueberry #464196 ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.066
- Grape #7209B7 ΔE 0.071
- Bluey Purple #6241C7 ΔE 0.078
- Chrysanthemum #560BAD ΔE 0.082
- Twilight #4E518B ΔE 0.083
- Light Eggplant #894585 ΔE 0.084
Use #6A3699 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.