#6E31AA
Closest named color: Rebecca Purple (#663399). oklch(46% 0.184 302.8), rgb(110, 49, 170).
Aa
White text reads best on this color (7.82:1).
About this color
#6E31AA is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.184 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 7.82:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.68:1 |
| White text | 7.82:1 |
Values
| HEX | #6E31AA |
| RGB | rgb(110, 49, 170) |
| HSL | hsl(270, 55%, 43%) |
| OKLCH | oklch(46% 0.184 302.8) |
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 #6E31AA | 7.82:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #6E31AA | 2.68:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #6E31AA text on white | 7.82:1 | AAA | Lc 86.4 | Fine for body text |
| #6E31AA text on black | 2.68:1 | Fails | Lc -15.7 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#DFD2F5
oklch(88.5% 0.049 302.3)
-
Step 300
300
#CCB3F1
oklch(80.9% 0.09 302.9)
-
Step 400
400
#B289E9
oklch(70.7% 0.142 302.6)
-
Step 500
500
#A068E2
oklch(63.1% 0.181 302.7)
-
Step 600
600
#8C4BD0
oklch(55.6% 0.198 302.9)
-
Step 700
700 (this color)
#6E31AA
oklch(46% 0.184 302.8)
-
Step 800
800
#613292
oklch(42.8% 0.152 303)
-
Step 900
900
#4F2D74
oklch(37.7% 0.119 303.2)
-
Step 950
950
#2E1B44
oklch(26.9% 0.076 303.1)
#6E31AA 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) | #0051AE | 0.135 |
| Deuteranopia (no green cones) | #0052A7 | 0.137 |
| Tritanopia (no blue cones) | #624E6A | 0.135 |
| Achromatopsia (no color) | #525252 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E31AA
#6E31AA
oklch(46% 0.184 302.8)
- #4D6100
#4D6100
oklch(45.9% 0.112 122.5)
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 #6E31AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Grape #7209B7 ΔE 0.047
- Bluey Purple #6241C7 ΔE 0.059
- Blue With A Hint Of Purple #533CC6 ΔE 0.070
- Chrysanthemum #560BAD ΔE 0.072
- Blurple #5539CC ΔE 0.074
- Purple Blue #5D21D0 ΔE 0.075
- Blueberry #464196 ΔE 0.082
Use #6E31AA 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.