#613FA7
Closest named color: Rebecca Purple (#663399). oklch(46.3% 0.16 294.4), rgb(97, 63, 167).
Aa
White text reads best on this color (7.56:1).
About this color
#613FA7 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.160 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.034 away. White text reads best on it, at 7.56:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.77:1 |
| White text | 7.56:1 |
Values
| HEX | #613FA7 |
| RGB | rgb(97, 63, 167) |
| HSL | hsl(260, 45%, 45%) |
| OKLCH | oklch(46.3% 0.16 294.4) |
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 #613FA7 | 7.56:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #613FA7 | 2.77:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #613FA7 text on white | 7.56:1 | AAA | Lc 85.9 | Fine for body text |
| #613FA7 text on black | 2.77:1 | Fails | Lc -16.2 | 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
#EAE7F8
oklch(93.5% 0.023 294.1)
-
Step 200
200
#DAD4F3
oklch(88.4% 0.043 294.4)
-
Step 300
300
#C3B7EE
oklch(80.8% 0.078 294.6)
-
Step 400
400
#A590E6
oklch(70.6% 0.125 294.2)
-
Step 500
500
#9173DE
oklch(63.2% 0.157 294.4)
-
Step 600
600
#7C58CC
oklch(55.6% 0.173 294.4)
-
Step 700
700 (this color)
#613FA7
oklch(46.3% 0.16 294.4)
-
Step 800
800
#553B8F
oklch(42.6% 0.133 294.3)
-
Step 900
900
#463472
oklch(37.7% 0.103 294.3)
-
Step 950
950
#291F43
oklch(27.1% 0.065 294.4)
#613FA7 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) | #0055AA | 0.105 |
| Deuteranopia (no green cones) | #0052A5 | 0.104 |
| Tritanopia (no blue cones) | #4F566D | 0.125 |
| Achromatopsia (no color) | #545454 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613FA7
#613FA7
oklch(46.3% 0.16 294.4)
- #585F00
#585F00
oklch(46.3% 0.105 114.7)
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 #613FA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.034
- Bluey Purple #6241C7 ΔE 0.051
- Blueberry #464196 ΔE 0.053
- Blue With A Hint Of Purple #533CC6 ΔE 0.056
- Dark Slate Blue #483D8B ΔE 0.063
- Blurple #5539CC ΔE 0.065
- Iris #6258C4 ΔE 0.071
- Twilight #4E518B ΔE 0.073
Use #613FA7 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.