#4B86D8
Closest named color: Dark Sky Blue (#448EE4). oklch(61.9% 0.139 257), rgb(75, 134, 216).
Aa
Black text reads best on this color (5.70:1).
About this color
#4B86D8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.139 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.025 away. Black text reads best on it, at 5.70:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.70:1 |
| White text | 3.68:1 |
Values
| HEX | #4B86D8 |
| RGB | rgb(75, 134, 216) |
| HSL | hsl(215, 64%, 57%) |
| OKLCH | oklch(61.9% 0.139 257) |
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 #4B86D8 | 3.68:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #4B86D8 | 5.70:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #4B86D8 text on white | 3.68:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #4B86D8 text on black | 5.70:1 | AA | Lc -37.5 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#CADBF3
oklch(88.6% 0.038 257)
-
Step 300
300
#A5C3ED
oklch(81% 0.068 256.8)
-
Step 400
400
#74A2E4
oklch(70.6% 0.109 257.4)
-
Step 500
500 (this color)
#4B86D8
oklch(61.9% 0.139 257)
-
Step 600
600
#3172CA
oklch(55.6% 0.152 257)
-
Step 700
700
#245FAE
oklch(49.1% 0.14 257)
-
Step 800
800
#1F4E8D
oklch(42.7% 0.116 256.9)
-
Step 900
900
#1F4171
oklch(37.6% 0.092 257.4)
-
Step 950
950
#132742
oklch(27.1% 0.057 256.4)
#4B86D8 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) | #628CDB | 0.031 |
| Deuteranopia (no green cones) | #4D7FD6 | 0.018 |
| Tritanopia (no blue cones) | #0099A5 | 0.112 |
| Achromatopsia (no color) | #858585 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B86D8
#4B86D8
oklch(61.9% 0.139 257)
- #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 #4B86D8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.025
- Soft Blue #6488EA ΔE 0.039
- Water Blue #0E87CC ΔE 0.040
- Chefchaouen Blue #4895EF ΔE 0.048
- Cool Blue #4984B8 ΔE 0.049
- Steel Blue #4682B4 ΔE 0.055
- Windows Blue #3778BF ΔE 0.056
- Cornflower Blue #6495ED ΔE 0.057
Use #4B86D8 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.