#6831AF
Closest named color: Rebecca Purple (#663399). oklch(45.7% 0.188 298.5), rgb(104, 49, 175).
Aa
White text reads best on this color (7.93:1).
About this color
#6831AF is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.188 and its hue 299°. 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 7.93:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #6831AF |
| RGB | rgb(104, 49, 175) |
| HSL | hsl(266, 56%, 44%) |
| OKLCH | oklch(45.7% 0.188 298.5) |
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 #6831AF | 7.93:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #6831AF | 2.64:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #6831AF text on white | 7.93:1 | AAA | Lc 86.8 | Fine for body text |
| #6831AF 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
#F6F3FE
oklch(97% 0.015 298.6)
-
Step 100
100
#ECE6FD
oklch(93.6% 0.031 297.7)
-
Step 200
200
#DED1FD
oklch(88.5% 0.061 298.7)
-
Step 300
300
#CAB1FE
oklch(80.9% 0.11 298.8)
-
Step 400
400
#B084FE
oklch(70.7% 0.176 298.4)
-
Step 500
500
#9E5EFC
oklch(63.1% 0.225 298.3)
-
Step 600
600
#8B3BEB
oklch(55.7% 0.245 298.7)
-
Step 700
700
#762ACC
oklch(49.1% 0.227 298.6)
-
Step 800
800 (this color)
#6831AF
oklch(45.7% 0.188 298.5)
-
Step 900
900
#4E2783
oklch(37.8% 0.146 298.5)
-
Step 950
950
#2D184D
oklch(27% 0.094 298.1)
#6831AF 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) | #0051B3 | 0.125 |
| Deuteranopia (no green cones) | #0050AC | 0.126 |
| Tritanopia (no blue cones) | #57506D | 0.141 |
| Achromatopsia (no color) | #515151 | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6831AF
#6831AF
oklch(45.7% 0.188 298.5)
- #525F00
#525F00
oklch(45.8% 0.107 118.6)
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 #6831AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.036
- Grape #7209B7 ΔE 0.046
- Bluey Purple #6241C7 ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.057
- Blurple #5539CC ΔE 0.060
- Purple Blue #5D21D0 ΔE 0.062
- Chrysanthemum #560BAD ΔE 0.063
- Blueberry #464196 ΔE 0.076
Use #6831AF 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.