#6A539D
Closest named color: Twilight (#4E518B). oklch(50% 0.116 296.3), rgb(106, 83, 157).
Aa
White text reads best on this color (6.29:1).
About this color
#6A539D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.116 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.055 away. White text reads best on it, at 6.29:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.33:1 |
| White text | 6.29:1 |
Values
| HEX | #6A539D |
| RGB | rgb(106, 83, 157) |
| HSL | hsl(259, 31%, 47%) |
| OKLCH | oklch(50% 0.116 296.3) |
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 #6A539D | 6.29:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #6A539D | 3.33:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #6A539D text on white | 6.29:1 | AA | Lc 81.2 | Fine for body text |
| #6A539D text on black | 3.33:1 | AA large text | Lc -20.7 | 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
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DBD5EC
oklch(88.5% 0.032 297.7)
-
Step 300
300
#C3BAE1
oklch(80.9% 0.055 295.7)
-
Step 400
400
#A695D3
oklch(70.7% 0.091 296.6)
-
Step 500
500
#907AC7
oklch(63.1% 0.115 296.1)
-
Step 600
600
#7B62B3
oklch(55.6% 0.124 296.4)
-
Step 700
700 (this color)
#6A539D
oklch(50% 0.116 296.3)
-
Step 800
800
#54427D
oklch(42.6% 0.096 296.1)
-
Step 900
900
#453865
oklch(37.6% 0.076 295.8)
-
Step 950
950
#29213B
oklch(27% 0.048 297.2)
#6A539D 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) | #3B60A0 | 0.070 |
| Deuteranopia (no green cones) | #405F9B | 0.066 |
| Tritanopia (no blue cones) | #5F6170 | 0.094 |
| Achromatopsia (no color) | #606060 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A539D
#6A539D
oklch(50% 0.116 296.3)
- #606A00
#606A00
oklch(49.8% 0.114 116.1)
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 #6A539D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.055
- Muted Purple #805B87 ΔE 0.061
- Dusky Blue #475F94 ΔE 0.062
- Iris #6258C4 ΔE 0.062
- Dusk #4E5481 ΔE 0.065
- Light Eggplant #894585 ΔE 0.070
- Dusty Purple #825F87 ΔE 0.070
- Denim Blue #3B5B92 ΔE 0.073
Use #6A539D 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.