#6C56A5
Closest named color: Iris (#6258C4). oklch(51.2% 0.123 294.5), rgb(108, 86, 165).
Aa
White text reads best on this color (5.97:1).
About this color
#6C56A5 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.123 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.051 away. White text reads best on it, at 5.97:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #6C56A5 |
| RGB | rgb(108, 86, 165) |
| HSL | hsl(257, 31%, 49%) |
| OKLCH | oklch(51.2% 0.123 294.5) |
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 #6C56A5 | 5.97:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #6C56A5 | 3.51:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #6C56A5 text on white | 5.97:1 | AA | Lc 79.7 | Fine for body text |
| #6C56A5 text on black | 3.51:1 | AA large text | Lc -22.1 | 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
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#DAD5ED
oklch(88.4% 0.033 295.3)
-
Step 300
300
#C2BAE4
oklch(80.9% 0.059 293.8)
-
Step 400
400
#A495D6
oklch(70.7% 0.095 294.4)
-
Step 500
500
#8F7ACB
oklch(63.2% 0.121 294.6)
-
Step 600
600
#7961B8
oklch(55.6% 0.132 294.4)
-
Step 700
700 (this color)
#6C56A5
oklch(51.2% 0.123 294.5)
-
Step 800
800
#534280
oklch(42.7% 0.101 294.4)
-
Step 900
900
#453867
oklch(37.7% 0.079 295.1)
-
Step 950
950
#28213C
oklch(26.9% 0.05 294.8)
#6C56A5 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) | #3B64A8 | 0.072 |
| Deuteranopia (no green cones) | #3F62A3 | 0.068 |
| Tritanopia (no blue cones) | #5F6575 | 0.099 |
| Achromatopsia (no color) | #636363 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C56A5
#6C56A5
oklch(51.2% 0.123 294.5)
- #666D00
#666D00
oklch(51.1% 0.115 114.1)
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 #6C56A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.062
- Muted Purple #805B87 ΔE 0.064
- Light Indigo #6D5ACF ΔE 0.065
- Twilight #4E518B ΔE 0.066
- Dusky Blue #475F94 ΔE 0.066
- Deep Lavender #8D5EB7 ΔE 0.067
- Dark Periwinkle #665FD1 ΔE 0.070
Use #6C56A5 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.