#2E5297
Closest named color: Dusk Blue (#26538D). oklch(44.9% 0.12 262), rgb(46, 82, 151).
Aa
White text reads best on this color (7.58:1).
About this color
#2E5297 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.120 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.019 away. White text reads best on it, at 7.58:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.76:1 |
| White text | 7.58:1 |
Values
| HEX | #2E5297 |
| RGB | rgb(46, 82, 151) |
| HSL | hsl(219, 53%, 39%) |
| OKLCH | oklch(44.9% 0.12 262) |
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 #2E5297 | 7.58:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #2E5297 | 2.76:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #2E5297 text on white | 7.58:1 | AAA | Lc 86.1 | Fine for body text |
| #2E5297 text on black | 2.76:1 | Fails | Lc -16.0 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CBDAF4
oklch(88.5% 0.039 261.5)
-
Step 300
300
#A8C1EF
oklch(80.8% 0.071 262.5)
-
Step 400
400
#7AA0E7
oklch(70.7% 0.113 262.3)
-
Step 500
500
#5887E0
oklch(63.2% 0.144 262.1)
-
Step 600
600
#3D6FCE
oklch(55.7% 0.157 261.8)
-
Step 700
700
#305CB2
oklch(49.1% 0.145 262.1)
-
Step 800
800 (this color)
#2E5297
oklch(44.9% 0.12 262)
-
Step 900
900
#254073
oklch(37.8% 0.093 261.9)
-
Step 950
950
#162643
oklch(27.1% 0.058 261.5)
#2E5297 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) | #30599A | 0.020 |
| Deuteranopia (no green cones) | #1D4F96 | 0.019 |
| Tritanopia (no blue cones) | #00626D | 0.098 |
| Achromatopsia (no color) | #545454 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E5297
#2E5297
oklch(44.9% 0.12 262)
- #6E4F00
#6E4F00
oklch(44.9% 0.092 82.4)
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 #2E5297, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.019
- Denim Blue #3B5B92 ΔE 0.034
- Cobalt #1E488F ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.037
- Light Navy #155084 ΔE 0.039
- Twilight #4E518B ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.047
- Blueberry #464196 ΔE 0.051
Use #2E5297 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.