#6A31AB
Closest named color: Rebecca Purple (#663399). oklch(45.6% 0.184 300.6), rgb(106, 49, 171).
Aa
White text reads best on this color (7.95:1).
About this color
#6A31AB is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.184 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.030 away. White text reads best on it, at 7.95:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.64:1 |
| White text | 7.95:1 |
Values
| HEX | #6A31AB |
| RGB | rgb(106, 49, 171) |
| HSL | hsl(268, 55%, 43%) |
| OKLCH | oklch(45.6% 0.184 300.6) |
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 #6A31AB | 7.95:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #6A31AB | 2.64:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #6A31AB text on white | 7.95:1 | AAA | Lc 86.8 | Fine for body text |
| #6A31AB text on black | 2.64:1 | Fails | Lc -15.3 | 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 800.
-
Step 50
50
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EDE6FC
oklch(93.7% 0.03 300.3)
-
Step 200
200
#DFD1FB
oklch(88.5% 0.059 300.4)
-
Step 300
300
#CCB1FC
oklch(81% 0.107 300.5)
-
Step 400
400
#B383FA
oklch(70.6% 0.173 300.7)
-
Step 500
500
#A15EF7
oklch(63.1% 0.22 300.3)
-
Step 600
600
#8E3CE6
oklch(55.7% 0.239 300.6)
-
Step 700
700
#792BC8
oklch(49.2% 0.223 300.7)
-
Step 800
800 (this color)
#6A31AB
oklch(45.6% 0.184 300.6)
-
Step 900
900
#502780
oklch(37.8% 0.143 300.8)
-
Step 950
950
#2E184B
oklch(26.9% 0.091 300.2)
#6A31AB 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) | #0050AF | 0.129 |
| Deuteranopia (no green cones) | #0050A9 | 0.130 |
| Tritanopia (no blue cones) | #5B4F6B | 0.137 |
| Achromatopsia (no color) | #515151 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A31AB
#6A31AB
oklch(45.6% 0.184 300.6)
- #4F5F00
#4F5F00
oklch(45.6% 0.109 120.4)
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 #6A31AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.030
- Grape #7209B7 ΔE 0.047
- Bluey Purple #6241C7 ΔE 0.056
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Chrysanthemum #560BAD ΔE 0.066
- Blurple #5539CC ΔE 0.068
- Purple Blue #5D21D0 ΔE 0.069
- Blueberry #464196 ΔE 0.076
Use #6A31AB 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.