#418BE1
Closest named color: Dark Sky Blue (#448EE4). oklch(63.1% 0.149 254), rgb(65, 139, 225).
Aa
Black text reads best on this color (6.00:1).
About this color
#418BE1 is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.149 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.009 away. Black text reads best on it, at 6.00:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.00:1 |
| White text | 3.49:1 |
Values
| HEX | #418BE1 |
| RGB | rgb(65, 139, 225) |
| HSL | hsl(212, 73%, 57%) |
| OKLCH | oklch(63.1% 0.149 254) |
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 #418BE1 | 3.49:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #418BE1 | 6.00:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #418BE1 text on white | 3.49:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #418BE1 text on black | 6.00:1 | AA | Lc -39.5 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C7DBF4
oklch(88.4% 0.041 254)
-
Step 300
300
#A0C4F0
oklch(81% 0.074 253.7)
-
Step 400
400
#6BA4E8
oklch(70.8% 0.117 253.6)
-
Step 500
500 (this color)
#418BE1
oklch(63.1% 0.149 254)
-
Step 600
600
#1B73CF
oklch(55.6% 0.163 254)
-
Step 700
700
#0B60B3
oklch(49.1% 0.151 254)
-
Step 800
800
#0F4F91
oklch(42.8% 0.125 253.8)
-
Step 900
900
#164274
oklch(37.7% 0.098 254.2)
-
Step 950
950
#0F2744
oklch(27% 0.062 254.6)
#418BE1 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) | #6391E4 | 0.038 |
| Deuteranopia (no green cones) | #4B82DF | 0.024 |
| Tritanopia (no blue cones) | #009FAB | 0.115 |
| Achromatopsia (no color) | #898989 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #418BE1
#418BE1
oklch(63.1% 0.149 254)
- #B97B00
#B97B00
oklch(63.2% 0.134 73.9)
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 #418BE1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.009
- Chefchaouen Blue #4895EF ΔE 0.033
- Soft Blue #6488EA ΔE 0.037
- Water Blue #0E87CC ΔE 0.044
- Dodger Blue #1E90FF ΔE 0.046
- Cornflower Blue #6495ED ΔE 0.048
- Cool Blue #4984B8 ΔE 0.062
- Faded Blue #658CBB ΔE 0.066
Use #418BE1 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.