#2E557E
Closest named color: Light Navy Blue (#2E5A88). oklch(44.1% 0.081 251.2), rgb(46, 85, 126).
Aa
White text reads best on this color (7.72:1).
About this color
#2E557E is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.081 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.020 away. White text reads best on it, at 7.72:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.71:1 |
| White text | 7.72:1 |
Values
| HEX | #2E557E |
| RGB | rgb(46, 85, 126) |
| HSL | hsl(211, 47%, 34%) |
| OKLCH | oklch(44.1% 0.081 251.2) |
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 #2E557E | 7.72:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #2E557E | 2.71:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #2E557E text on white | 7.72:1 | AAA | Lc 86.7 | Fine for body text |
| #2E557E text on black | 2.71:1 | Fails | Lc -15.4 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CDDBEA
oklch(88.5% 0.026 250)
-
Step 300
300
#ABC3DF
oklch(80.8% 0.048 252.4)
-
Step 400
400
#7DA4CF
oklch(70.6% 0.076 251.4)
-
Step 500
500
#5B8DC2
oklch(63% 0.097 250.9)
-
Step 600
600
#4076AF
oklch(55.5% 0.106 251.4)
-
Step 700
700
#326396
oklch(49% 0.098 251.3)
-
Step 800
800 (this color)
#2E557E
oklch(44.1% 0.081 251.2)
-
Step 900
900
#274362
oklch(37.6% 0.063 252.1)
-
Step 950
950
#172839
oklch(27.1% 0.039 249.5)
#2E557E 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) | #445780 | 0.028 |
| Deuteranopia (no green cones) | #394F7D | 0.020 |
| Tritanopia (no blue cones) | #005F64 | 0.067 |
| Achromatopsia (no color) | #535353 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E557E
#2E557E
oklch(44.1% 0.081 251.2)
- #6E4A18
#6E4A18
oklch(44% 0.081 71.3)
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 #2E557E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.020
- Dusk Blue #26538D ΔE 0.028
- Deep Sea Blue #015482 ΔE 0.028
- Light Navy #155084 ΔE 0.029
- YInMn Blue #415A77 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.039
- Dusk #4E5481 ΔE 0.041
- Denim #3B638C ΔE 0.048
Use #2E557E 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.