#5D56D3
Closest named color: Slate Blue (#6A5ACD). oklch(53.1% 0.186 280.5), rgb(93, 86, 211).
Aa
White text reads best on this color (5.61:1).
About this color
#5D56D3 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.186 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.025 away. White text reads best on it, at 5.61:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.186) |
| Temperature | cool |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 3.73:1 |
| White text | 5.61:1 |
Values
| HEX | #5D56D3 |
| RGB | rgb(93, 86, 211) |
| HSL | hsl(243, 59%, 58%) |
| OKLCH | oklch(53.1% 0.186 280.5) |
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 #5D56D3 | 5.61:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #5D56D3 | 3.73:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #5D56D3 text on white | 5.61:1 | AA | Lc 77.7 | Fine for body text |
| #5D56D3 text on black | 3.73:1 | AA large text | Lc -24.1 | 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 600.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E8FA
oklch(93.5% 0.024 280.9)
-
Step 200
200
#D3D6F8
oklch(88.5% 0.047 281.4)
-
Step 300
300
#B6BBF6
oklch(80.9% 0.083 280.6)
-
Step 400
400
#9296F2
oklch(70.8% 0.133 280.5)
-
Step 500
500
#7978ED
oklch(63% 0.171 280.7)
-
Step 600
600 (this color)
#5D56D3
oklch(53.1% 0.186 280.5)
-
Step 700
700
#534DBF
oklch(49.2% 0.173 280.3)
-
Step 800
800
#44409A
oklch(42.8% 0.142 280.5)
-
Step 900
900
#38377B
oklch(37.7% 0.113 280.2)
-
Step 950
950
#212148
oklch(27.1% 0.071 280.6)
#5D56D3 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) | #006CD7 | 0.080 |
| Deuteranopia (no green cones) | #0063D0 | 0.076 |
| Tritanopia (no blue cones) | #1F748C | 0.160 |
| Achromatopsia (no color) | #676767 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D56D3
#5D56D3
oklch(53.1% 0.186 280.5)
- #7B6D00
#7B6D00
oklch(53.1% 0.111 100.5)
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 #5D56D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.025
- Iris #6258C4 ΔE 0.025
- Dark Periwinkle #665FD1 ΔE 0.027
- Warm Blue #4B57DB ΔE 0.027
- Light Indigo #6D5ACF ΔE 0.028
- Bluey Purple #6241C7 ΔE 0.048
- Royal Blue #4169E1 ΔE 0.054
- Neon Blue #4361EE ΔE 0.055
Use #5D56D3 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.