#5186EA
Closest named color: Soft Blue (#6488EA). oklch(63.2% 0.161 261.8), rgb(81, 134, 234).
Aa
Black text reads best on this color (5.94:1).
About this color
#5186EA is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.161 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.021 away. Black text reads best on it, at 5.94:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #5186EA |
| RGB | rgb(81, 134, 234) |
| HSL | hsl(219, 78%, 62%) |
| OKLCH | oklch(63.2% 0.161 261.8) |
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 #5186EA | 3.53:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #5186EA | 5.94:1 | AA | Lc 41.5 | Non-text elements, placeholder text |
| #5186EA text on white | 3.53:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #5186EA text on black | 5.94:1 | AA | Lc -39.1 | 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 500.
-
Step 50
50
#F2F6FD
oklch(97.2% 0.01 261.8)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CADAF7
oklch(88.5% 0.044 262.4)
-
Step 300
300
#A5C1F4
oklch(80.8% 0.079 262.3)
-
Step 400
400
#74A0EF
oklch(70.7% 0.126 261.5)
-
Step 500
500 (this color)
#5186EA
oklch(63.2% 0.161 261.8)
-
Step 600
600
#356DD8
oklch(55.6% 0.175 261.8)
-
Step 700
700
#285ABB
oklch(49.1% 0.163 261.9)
-
Step 800
800
#224A97
oklch(42.6% 0.134 261.8)
-
Step 900
900
#213F79
oklch(37.8% 0.105 262.1)
-
Step 950
950
#142547
oklch(27% 0.067 262.7)
#5186EA 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) | #5790EE | 0.028 |
| Deuteranopia (no green cones) | #3E82E8 | 0.021 |
| Tritanopia (no blue cones) | #009DAD | 0.132 |
| Achromatopsia (no color) | #888888 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5186EA
#5186EA
oklch(63.2% 0.161 261.8)
- #B18000
#B18000
oklch(63.2% 0.13 81.5)
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 #5186EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.021
- Dark Sky Blue #448EE4 ΔE 0.026
- Chefchaouen Blue #4895EF ΔE 0.039
- Dodger Blue #1E90FF ΔE 0.044
- Cornflower #6A79F7 ΔE 0.046
- Cornflower Blue #6495ED ΔE 0.047
- Clear Blue #247AFD ΔE 0.058
- Water Blue #0E87CC ΔE 0.064
Use #5186EA 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.