#4786DC
Closest named color: Dark Sky Blue (#448EE4). oklch(61.9% 0.146 256.8), rgb(71, 134, 220).
Aa
Black text reads best on this color (5.71:1).
About this color
#4786DC is a medium-dark, vivid blue. In OKLCH its lightness is 62%, its chroma 0.146 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.022 away. Black text reads best on it, at 5.71:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.71:1 |
| White text | 3.67:1 |
Values
| HEX | #4786DC |
| RGB | rgb(71, 134, 220) |
| HSL | hsl(215, 68%, 57%) |
| OKLCH | oklch(61.9% 0.146 256.8) |
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 #4786DC | 3.67:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #4786DC | 5.71:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #4786DC text on white | 3.67:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #4786DC text on black | 5.71:1 | AA | Lc -37.6 | 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
#C9DBF4
oklch(88.6% 0.04 256.6)
-
Step 300
300
#A3C3EF
oklch(80.9% 0.072 256.4)
-
Step 400
400
#71A2E7
oklch(70.6% 0.115 257)
-
Step 500
500 (this color)
#4786DC
oklch(61.9% 0.146 256.8)
-
Step 600
600
#2B72CE
oklch(55.7% 0.159 256.6)
-
Step 700
700
#1E5FB2
oklch(49.2% 0.147 256.6)
-
Step 800
800
#1B4E90
oklch(42.8% 0.122 256.5)
-
Step 900
900
#1C4173
oklch(37.6% 0.096 256.8)
-
Step 950
950
#122743
oklch(27.1% 0.059 256.2)
#4786DC 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) | #5F8DDF | 0.033 |
| Deuteranopia (no green cones) | #487FDA | 0.018 |
| Tritanopia (no blue cones) | #009AA6 | 0.117 |
| Achromatopsia (no color) | #858585 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4786DC
#4786DC
oklch(61.9% 0.146 256.8)
- #B17A00
#B17A00
oklch(62% 0.13 77.2)
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 #4786DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.022
- Soft Blue #6488EA ΔE 0.038
- Water Blue #0E87CC ΔE 0.041
- Chefchaouen Blue #4895EF ΔE 0.045
- Cool Blue #4984B8 ΔE 0.055
- Dodger Blue #1E90FF ΔE 0.056
- Cornflower Blue #6495ED ΔE 0.057
- Windows Blue #3778BF ΔE 0.058
Use #4786DC 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.