#2E4594
Closest named color: Cobalt (#1E488F). oklch(41.8% 0.133 268), rgb(46, 69, 148).
Aa
White text reads best on this color (8.76:1).
About this color
#2E4594 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.133 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.019 away. White text reads best on it, at 8.76:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #2E4594 |
| RGB | rgb(46, 69, 148) |
| HSL | hsl(226, 53%, 38%) |
| OKLCH | oklch(41.8% 0.133 268) |
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 #2E4594 | 8.76:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #2E4594 | 2.39:1 | Fails | Lc 14.3 | Not readable |
| #2E4594 text on white | 8.76:1 | AAA | Lc 89.7 | Fine for body text |
| #2E4594 text on black | 2.39:1 | Fails | Lc -12.6 | Not readable |
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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CDD9F7
oklch(88.6% 0.043 268.2)
-
Step 300
300
#ABBFF4
oklch(80.8% 0.078 268.5)
-
Step 400
400
#7F9DEE
oklch(70.7% 0.124 267.7)
-
Step 500
500
#6082E9
oklch(63.1% 0.159 267.9)
-
Step 600
600
#4969D7
oklch(55.6% 0.173 268.2)
-
Step 700
700
#3A57BA
oklch(49.1% 0.16 267.8)
-
Step 800
800 (this color)
#2E4594
oklch(41.8% 0.133 268)
-
Step 900
900
#2A3D78
oklch(37.7% 0.103 267.8)
-
Step 950
950
#192446
oklch(27% 0.065 268.3)
#2E4594 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) | #125097 | 0.033 |
| Deuteranopia (no green cones) | #004692 | 0.032 |
| Tritanopia (no blue cones) | #005865 | 0.110 |
| Achromatopsia (no color) | #4B4B4B | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E4594
#2E4594
oklch(41.8% 0.133 268)
- #604900
#604900
oklch(41.8% 0.085 87.9)
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 #2E4594, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.019
- Blueberry #464196 ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.041
- Dusk Blue #26538D ΔE 0.042
- Light Navy #155084 ΔE 0.047
- Sapphire #2138AB ΔE 0.053
- Twilight Blue #0A437A ΔE 0.055
- Deep Sea Blue #015482 ΔE 0.060
Use #2E4594 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.