#6C489B
Closest named color: Rebecca Purple (#663399). oklch(48.1% 0.132 301.7), rgb(108, 72, 155).
Aa
White text reads best on this color (6.91:1).
About this color
#6C489B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.132 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.050 away. White text reads best on it, at 6.91:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #6C489B |
| RGB | rgb(108, 72, 155) |
| HSL | hsl(266, 37%, 45%) |
| OKLCH | oklch(48.1% 0.132 301.7) |
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 #6C489B | 6.91:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #6C489B | 3.03:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #6C489B text on white | 6.91:1 | AA | Lc 83.7 | Fine for body text |
| #6C489B text on black | 3.03:1 | AA large text | Lc -18.3 | 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 700.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DDD4ED
oklch(88.5% 0.035 302)
-
Step 300
300
#C8B7E4
oklch(80.8% 0.065 302.2)
-
Step 400
400
#AC91D6
oklch(70.6% 0.103 301.8)
-
Step 500
500
#9875CB
oklch(63.2% 0.13 301.6)
-
Step 600
600
#835CB8
oklch(55.7% 0.142 301.5)
-
Step 700
700 (this color)
#6C489B
oklch(48.1% 0.132 301.7)
-
Step 800
800
#5A3E80
oklch(42.7% 0.109 301.5)
-
Step 900
900
#4A3567
oklch(37.6% 0.086 301.8)
-
Step 950
950
#2B203C
oklch(27.1% 0.052 301.1)
#6C489B 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) | #2B599E | 0.095 |
| Deuteranopia (no green cones) | #355A99 | 0.088 |
| Tritanopia (no blue cones) | #63586A | 0.101 |
| Achromatopsia (no color) | #5A5A5A | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C489B
#6C489B
oklch(48.1% 0.132 301.7)
- #546700
#546700
oklch(48.1% 0.116 121.4)
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 #6C489B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.050
- Twilight #4E518B ΔE 0.061
- Light Eggplant #894585 ΔE 0.065
- Blueberry #464196 ΔE 0.070
- Iris #6258C4 ΔE 0.072
- Dusk #4E5481 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.075
- Bluey Purple #6241C7 ΔE 0.076
Use #6C489B 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.