#6B4C97
Closest named color: Twilight (#4E518B). oklch(48.4% 0.12 301.1), rgb(107, 76, 151).
Aa
White text reads best on this color (6.76:1).
About this color
#6B4C97 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.120 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.053 away. White text reads best on it, at 6.76:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.10:1 |
| White text | 6.76:1 |
Values
| HEX | #6B4C97 |
| RGB | rgb(107, 76, 151) |
| HSL | hsl(265, 33%, 45%) |
| OKLCH | oklch(48.4% 0.12 301.1) |
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 #6B4C97 | 6.76:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #6B4C97 | 3.10:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #6B4C97 text on white | 6.76:1 | AA | Lc 83.1 | Fine for body text |
| #6B4C97 text on black | 3.10:1 | AA large text | Lc -18.8 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE7F4
oklch(93.5% 0.018 300.1)
-
Step 200
200
#DCD5EC
oklch(88.6% 0.032 299.6)
-
Step 300
300
#C7B8E1
oklch(80.8% 0.059 301.8)
-
Step 400
400
#AA93D2
oklch(70.7% 0.093 300.8)
-
Step 500
500
#9677C6
oklch(63.1% 0.12 301.1)
-
Step 600
600
#815FB2
oklch(55.6% 0.129 301.2)
-
Step 700
700 (this color)
#6B4C97
oklch(48.4% 0.12 301.1)
-
Step 800
800
#59407C
oklch(42.7% 0.099 301.6)
-
Step 900
900
#493764
oklch(37.8% 0.077 301.2)
-
Step 950
950
#2B203A
oklch(26.9% 0.049 302.7)
#6B4C97 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) | #355B9A | 0.082 |
| Deuteranopia (no green cones) | #3C5B95 | 0.077 |
| Tritanopia (no blue cones) | #635A6A | 0.093 |
| Achromatopsia (no color) | #5B5B5B | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B4C97
#6B4C97
oklch(48.4% 0.12 301.1)
- #556800
#556800
oklch(48.4% 0.117 121.3)
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 #6B4C97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.053
- Rebecca Purple #663399 ΔE 0.060
- Light Eggplant #894585 ΔE 0.062
- Dusk #4E5481 ΔE 0.065
- Muted Purple #805B87 ΔE 0.067
- Dusky Blue #475F94 ΔE 0.072
- Blueberry #464196 ΔE 0.072
- Iris #6258C4 ΔE 0.074
Use #6B4C97 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.