#6D38AD
Closest named color: Rebecca Purple (#663399). oklch(47% 0.178 300.4), rgb(109, 56, 173).
Aa
White text reads best on this color (7.44:1).
About this color
#6D38AD is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.178 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.036 away. White text reads best on it, at 7.44:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.81:1 |
| White text | 7.44:1 |
Values
| HEX | #6D38AD |
| RGB | rgb(109, 56, 173) |
| HSL | hsl(267, 51%, 45%) |
| OKLCH | oklch(47% 0.178 300.4) |
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 #6D38AD | 7.44:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #6D38AD | 2.81:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #6D38AD text on white | 7.44:1 | AAA | Lc 85.3 | Fine for body text |
| #6D38AD text on black | 2.81:1 | Fails | Lc -16.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED3F5
oklch(88.6% 0.048 300.2)
-
Step 300
300
#C9B4F0
oklch(80.8% 0.086 300.5)
-
Step 400
400
#AF8BE9
oklch(70.7% 0.138 300.6)
-
Step 500
500
#9C6BE2
oklch(63.2% 0.176 300.5)
-
Step 600
600
#874FD0
oklch(55.6% 0.191 300.2)
-
Step 700
700 (this color)
#6D38AD
oklch(47% 0.178 300.4)
-
Step 800
800
#5D3592
oklch(42.7% 0.147 300)
-
Step 900
900
#4C2F74
oklch(37.6% 0.115 300.4)
-
Step 950
950
#2C1C44
oklch(26.9% 0.073 300)
#6D38AD 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) | #0055B1 | 0.128 |
| Deuteranopia (no green cones) | #0054AB | 0.129 |
| Tritanopia (no blue cones) | #5F536E | 0.133 |
| Achromatopsia (no color) | #555555 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D38AD
#6D38AD
oklch(47% 0.178 300.4)
- #536300
#536300
oklch(46.9% 0.112 120.1)
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 #6D38AD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.049
- Grape #7209B7 ΔE 0.057
- Blue With A Hint Of Purple #533CC6 ΔE 0.063
- Blurple #5539CC ΔE 0.067
- Purple Blue #5D21D0 ΔE 0.074
- Iris #6258C4 ΔE 0.077
- Blueberry #464196 ΔE 0.078
Use #6D38AD 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.