#417FD8
Closest named color: Water Blue (#0E87CC). oklch(59.9% 0.15 257.7), rgb(65, 127, 216).
Aa
Black text reads best on this color (5.25:1).
About this color
#417FD8 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.150 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.039 away. Black text reads best on it, at 5.25:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.150) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.25:1 |
| White text | 3.99:1 |
Values
| HEX | #417FD8 |
| RGB | rgb(65, 127, 216) |
| HSL | hsl(215, 66%, 55%) |
| OKLCH | oklch(59.9% 0.15 257.7) |
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 #417FD8 | 3.99:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #417FD8 | 5.25:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #417FD8 text on white | 3.99:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #417FD8 text on black | 5.25:1 | AA | Lc -34.7 | 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
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C9DBF5
oklch(88.6% 0.041 257.5)
-
Step 300
300
#A3C3F0
oklch(80.9% 0.073 256.9)
-
Step 400
400
#71A2E9
oklch(70.7% 0.117 257.6)
-
Step 500
500 (this color)
#417FD8
oklch(59.9% 0.15 257.7)
-
Step 600
600
#2C71D1
oklch(55.7% 0.163 257.7)
-
Step 700
700
#1E5EB5
oklch(49.2% 0.152 257.6)
-
Step 800
800
#1B4D92
oklch(42.7% 0.126 257.6)
-
Step 900
900
#1D4175
oklch(37.8% 0.098 257.9)
-
Step 950
950
#122644
oklch(26.9% 0.062 258.3)
#417FD8 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) | #5587DB | 0.031 |
| Deuteranopia (no green cones) | #3C79D6 | 0.017 |
| Tritanopia (no blue cones) | #0094A1 | 0.119 |
| Achromatopsia (no color) | #7F7F7F | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #417FD8
#417FD8
oklch(59.9% 0.15 257.7)
- #A97500
#A97500
oklch(60% 0.125 77.7)
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 #417FD8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.042
- Windows Blue #3778BF ΔE 0.042
- Soft Blue #6488EA ΔE 0.053
- Cool Blue #4984B8 ΔE 0.055
- Steel Blue #4682B4 ΔE 0.058
- Royal Blue #4169E1 ΔE 0.060
- Clear Blue #247AFD ΔE 0.061
Use #417FD8 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.