#2B86EB
Closest named color: Dark Sky Blue (#448EE4). oklch(62% 0.174 254.4), rgb(43, 134, 235).
Aa
Black text reads best on this color (5.71:1).
About this color
#2B86EB is a medium-dark, vivid blue. In OKLCH its lightness is 62%, its chroma 0.174 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.032 away. Black text reads best on it, at 5.71:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.174) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.71:1 |
| White text | 3.67:1 |
Values
| HEX | #2B86EB |
| RGB | rgb(43, 134, 235) |
| HSL | hsl(212, 83%, 55%) |
| OKLCH | oklch(62% 0.174 254.4) |
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 #2B86EB | 3.67:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #2B86EB | 5.71:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #2B86EB text on white | 3.67:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #2B86EB text on black | 5.71:1 | AA | Lc -37.8 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200
#C4DBF8
oklch(88.4% 0.047 254.3)
-
Step 300
300
#9BC4F7
oklch(80.9% 0.085 254.2)
-
Step 400
400
#62A3F3
oklch(70.7% 0.136 254.5)
-
Step 500
500 (this color)
#2B86EB
oklch(62% 0.174 254.4)
-
Step 600
600
#0071D8
oklch(55.5% 0.179 254.5)
-
Step 700
700
#005FB7
oklch(49.1% 0.158 254.4)
-
Step 800
800
#004E97
oklch(42.8% 0.136 254.1)
-
Step 900
900
#09417C
oklch(37.7% 0.114 254.5)
-
Step 950
950
#092748
oklch(27.1% 0.071 253.7)
#2B86EB 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) | #528FEF | 0.041 |
| Deuteranopia (no green cones) | #2B7DE9 | 0.024 |
| Tritanopia (no blue cones) | #009EAD | 0.130 |
| Achromatopsia (no color) | #858585 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B86EB
#2B86EB
oklch(62% 0.174 254.4)
- #B47800
#B47800
oklch(62% 0.131 74.2)
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 #2B86EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.032
- Dodger Blue #1E90FF ΔE 0.036
- Clear Blue #247AFD ΔE 0.044
- Chefchaouen Blue #4895EF ΔE 0.048
- Soft Blue #6488EA ΔE 0.049
- Water Blue #0E87CC ΔE 0.050
- Cornflower #6A79F7 ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.066
Use #2B86EB 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.