#2E7FD2
Closest named color: Water Blue (#0E87CC). oklch(58.9% 0.149 252.3), rgb(46, 127, 210).
Aa
Black text reads best on this color (5.08:1).
About this color
#2E7FD2 is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.149 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.027 away. Black text reads best on it, at 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #2E7FD2 |
| RGB | rgb(46, 127, 210) |
| HSL | hsl(210, 65%, 50%) |
| OKLCH | oklch(58.9% 0.149 252.3) |
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 #2E7FD2 | 4.13:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #2E7FD2 | 5.08:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #2E7FD2 text on white | 4.13:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #2E7FD2 text on black | 5.08:1 | AA | Lc -33.7 | 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 600.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C8DBF2
oklch(88.4% 0.038 253.2)
-
Step 300
300
#A2C4EB
oklch(80.9% 0.066 252.1)
-
Step 400
400
#6EA4E2
oklch(70.6% 0.108 252.7)
-
Step 500
500
#458CD9
oklch(63% 0.137 252.4)
-
Step 600
600 (this color)
#2E7FD2
oklch(58.9% 0.149 252.3)
-
Step 700
700
#1362AC
oklch(49.2% 0.138 252.2)
-
Step 800
800
#14508B
oklch(42.7% 0.114 252.3)
-
Step 900
900
#19436F
oklch(37.7% 0.089 252.2)
-
Step 950
950
#102741
oklch(26.9% 0.057 253.1)
#2E7FD2 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) | #5785D5 | 0.041 |
| Deuteranopia (no green cones) | #3C76D0 | 0.024 |
| Tritanopia (no blue cones) | #00939E | 0.112 |
| Achromatopsia (no color) | #7D7D7D | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E7FD2
#2E7FD2
oklch(58.9% 0.149 252.3)
- #AA6F00
#AA6F00
oklch(59% 0.126 72.6)
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 #2E7FD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.027
- Windows Blue #3778BF ΔE 0.032
- Cool Blue #4984B8 ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.051
- Steel Blue #4682B4 ΔE 0.051
- Nice Blue #107AB0 ΔE 0.057
- Royal Blue #4169E1 ΔE 0.064
- Blue NCS #118AB2 ΔE 0.066
Use #2E7FD2 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.