#2E8FEC
Closest named color: Dark Sky Blue (#448EE4). oklch(64.1% 0.165 251.5), rgb(46, 143, 236).
Aa
Black text reads best on this color (6.25:1).
About this color
#2E8FEC is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.165 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.017 away. Black text reads best on it, at 6.25:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.25:1 |
| White text | 3.35:1 |
Values
| HEX | #2E8FEC |
| RGB | rgb(46, 143, 236) |
| HSL | hsl(209, 83%, 55%) |
| OKLCH | oklch(64.1% 0.165 251.5) |
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 #2E8FEC | 3.35:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #2E8FEC | 6.25:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #2E8FEC text on white | 3.35:1 | AA large text | Lc 60.5 | Content text, not long reading |
| #2E8FEC text on black | 6.25:1 | AA | Lc -41.2 | 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
#DFEBF9
oklch(93.5% 0.023 252.2)
-
Step 200
200
#C4DCF6
oklch(88.5% 0.044 250.4)
-
Step 300
300
#9AC5F4
oklch(81% 0.081 251.1)
-
Step 400
400
#60A5EE
oklch(70.8% 0.129 251.3)
-
Step 500
500 (this color)
#2E8FEC
oklch(64.1% 0.165 251.5)
-
Step 600
600
#0074CF
oklch(55.5% 0.165 251.7)
-
Step 700
700
#0062AF
oklch(49.2% 0.144 251.3)
-
Step 800
800
#005091
oklch(42.8% 0.126 251.5)
-
Step 900
900
#054278
oklch(37.6% 0.108 251.8)
-
Step 950
950
#082746
oklch(26.9% 0.068 251.9)
#2E8FEC 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) | #6295F0 | 0.047 |
| Deuteranopia (no green cones) | #4284EA | 0.029 |
| Tritanopia (no blue cones) | #00A5B2 | 0.121 |
| Achromatopsia (no color) | #8C8C8C | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E8FEC
#2E8FEC
oklch(64.1% 0.165 251.5)
- #BF7C00
#BF7C00
oklch(64.1% 0.137 71.8)
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 #2E8FEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.017
- Chefchaouen Blue #4895EF ΔE 0.026
- Dodger Blue #1E90FF ΔE 0.028
- Soft Blue #6488EA ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.049
- Water Blue #0E87CC ΔE 0.054
- Clear Blue #247AFD ΔE 0.064
- Cornflower #6A79F7 ΔE 0.075
Use #2E8FEC 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.