#56558D
Closest named color: Twilight (#4E518B). oklch(47.6% 0.089 283.3), rgb(86, 85, 141).
Aa
White text reads best on this color (6.81:1).
About this color
#56558D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.089 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.018 away. White text reads best on it, at 6.81:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.07:1 |
| White text | 6.81:1 |
Values
| HEX | #56558D |
| RGB | rgb(86, 85, 141) |
| HSL | hsl(241, 25%, 44%) |
| OKLCH | oklch(47.6% 0.089 283.3) |
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 #56558D | 6.81:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #56558D | 3.07:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #56558D text on white | 6.81:1 | AA | Lc 83.5 | Fine for body text |
| #56558D text on black | 3.07:1 | AA large text | Lc -18.5 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D7E9
oklch(88.4% 0.025 283.3)
-
Step 300
300
#BCBEDC
oklch(81% 0.042 282.4)
-
Step 400
400
#9A9BCB
oklch(70.6% 0.07 283.5)
-
Step 500
500
#8282BE
oklch(63% 0.09 283.5)
-
Step 600
600
#6C6BAA
oklch(55.6% 0.097 283.5)
-
Step 700
700 (this color)
#56558D
oklch(47.6% 0.089 283.3)
-
Step 800
800
#4A4976
oklch(42.7% 0.074 283.8)
-
Step 900
900
#3D3D5F
oklch(37.6% 0.058 283.3)
-
Step 950
950
#242438
oklch(27% 0.037 283.7)
#56558D 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) | #425D8F | 0.033 |
| Deuteranopia (no green cones) | #40598C | 0.032 |
| Tritanopia (no blue cones) | #47606A | 0.077 |
| Achromatopsia (no color) | #5B5B5B | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56558D
#56558D
oklch(47.6% 0.089 283.3)
- #665E17
#665E17
oklch(47.6% 0.089 102.7)
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 #56558D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.018
- Dusk #4E5481 ΔE 0.024
- Dusky Blue #475F94 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.038
- Dusty Grape #545775 ΔE 0.042
- Denim #3B638C ΔE 0.051
- YInMn Blue #415A77 ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.052
Use #56558D 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.