#5D6CE1
Closest named color: Royal Blue (#4169E1). oklch(58.1% 0.177 274.1), rgb(93, 108, 225).
Aa
Black text reads best on this color (4.69:1).
About this color
#5D6CE1 is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.177 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.034 away. Black text reads best on it, at 4.69:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.69:1 |
| White text | 4.47:1 |
Values
| HEX | #5D6CE1 |
| RGB | rgb(93, 108, 225) |
| HSL | hsl(233, 69%, 62%) |
| OKLCH | oklch(58.1% 0.177 274.1) |
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 #5D6CE1 | 4.47:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #5D6CE1 | 4.69:1 | AA | Lc 33.4 | Non-text elements, placeholder text |
| #5D6CE1 text on white | 4.47:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #5D6CE1 text on black | 4.69:1 | AA | Lc -31.0 | Non-text elements, placeholder text |
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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D0D8F7
oklch(88.6% 0.044 274)
-
Step 300
300
#B0BDF5
oklch(80.8% 0.081 274.3)
-
Step 400
400
#889AF0
oklch(70.8% 0.127 273.7)
-
Step 500
500
#6D7EEA
oklch(63.1% 0.162 274.1)
-
Step 600
600 (this color)
#5D6CE1
oklch(58.1% 0.177 274.1)
-
Step 700
700
#4752BC
oklch(49% 0.165 274.1)
-
Step 800
800
#3A4498
oklch(42.7% 0.136 274)
-
Step 900
900
#313A79
oklch(37.6% 0.107 274)
-
Step 950
950
#1D2347
oklch(27.1% 0.067 274)
#5D6CE1 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) | #277DE5 | 0.058 |
| Deuteranopia (no green cones) | #0072DF | 0.063 |
| Tritanopia (no blue cones) | #00879C | 0.154 |
| Achromatopsia (no color) | #777777 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D6CE1
#5D6CE1
oklch(58.1% 0.177 274.1)
- #927800
#927800
oklch(58% 0.119 93.7)
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 #5D6CE1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.038
- Medium Slate Blue #7B68EE ΔE 0.047
- Neon Blue #4361EE ΔE 0.048
- Cornflower #6A79F7 ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.051
- Warm Blue #4B57DB ΔE 0.059
Use #5D6CE1 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.