#5364D5
Closest named color: Royal Blue (#4169E1). oklch(55.1% 0.173 272.9), rgb(83, 100, 213).
Aa
White text reads best on this color (5.05:1).
About this color
#5364D5 is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.173 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.027 away. White text reads best on it, at 5.05:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.173) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #5364D5 |
| RGB | rgb(83, 100, 213) |
| HSL | hsl(232, 61%, 58%) |
| OKLCH | oklch(55.1% 0.173 272.9) |
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 #5364D5 | 5.05:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #5364D5 | 4.15:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #5364D5 text on white | 5.05:1 | AA | Lc 74.6 | Content text, not long reading |
| #5364D5 text on black | 4.15:1 | AA large text | Lc -27.1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#CFD8F7
oklch(88.5% 0.044 272.7)
-
Step 300
300
#B0BEF4
oklch(81% 0.078 273.3)
-
Step 400
400
#879AEE
oklch(70.6% 0.125 273.1)
-
Step 500
500
#6B7FE9
oklch(63.1% 0.16 273)
-
Step 600
600 (this color)
#5364D5
oklch(55.1% 0.173 272.9)
-
Step 700
700
#4554BA
oklch(49.2% 0.16 272.8)
-
Step 800
800
#394597
oklch(42.7% 0.134 273.1)
-
Step 900
900
#303B78
oklch(37.7% 0.104 272.8)
-
Step 950
950
#1C2346
oklch(27% 0.065 272.8)
#5364D5 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) | #1B74D9 | 0.055 |
| Deuteranopia (no green cones) | #0069D3 | 0.056 |
| Tritanopia (no blue cones) | #007E93 | 0.147 |
| Achromatopsia (no color) | #6F6F6F | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5364D5
#5364D5
oklch(55.1% 0.173 272.9)
- #896F00
#896F00
oklch(55.1% 0.113 92.5)
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 #5364D5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.027
- Dark Periwinkle #665FD1 ΔE 0.027
- Warm Blue #4B57DB ΔE 0.036
- Slate Blue #6A5ACD ΔE 0.039
- Iris #6258C4 ΔE 0.040
- Light Indigo #6D5ACF ΔE 0.041
- Neon Blue #4361EE ΔE 0.043
- Cerulean Blue #056EEE ΔE 0.063
Use #5364D5 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.