#052459
Closest named color: Marine (#042E60). oklch(27.6% 0.102 260.4), rgb(5, 36, 89).
Aa
White text reads best on this color (14.96:1).
About this color
#052459 is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.102 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.032 away. White text reads best on it, at 14.96:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.40:1 |
| White text | 14.96:1 |
Values
| HEX | #052459 |
| RGB | rgb(5, 36, 89) |
| HSL | hsl(218, 89%, 18%) |
| OKLCH | oklch(27.6% 0.102 260.4) |
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 #052459 | 14.96:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #052459 | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #052459 text on white | 14.96:1 | AAA | Lc 101.4 | Preferred for body text |
| #052459 text on black | 1.40:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFF
oklch(93.6% 0.031 258.9)
-
Step 200
200
#C4DAFF
oklch(88.4% 0.057 260.8)
-
Step 300
300
#9DC2FF
oklch(81% 0.096 260.2)
-
Step 400
400
#679FFF
oklch(70.7% 0.153 260.6)
-
Step 500
500
#3A83FF
oklch(63.1% 0.199 260.3)
-
Step 600
600
#0066F7
oklch(55.7% 0.231 260.3)
-
Step 700
700
#0055D2
oklch(49.1% 0.205 260.4)
-
Step 800
800
#0045AE
oklch(42.7% 0.178 260.4)
-
Step 900
900
#003993
oklch(37.7% 0.158 260.5)
-
Step 950
950 (this color)
#052459
oklch(27.6% 0.102 260.4)
#052459 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) | #002B5B | 0.020 |
| Deuteranopia (no green cones) | #002358 | 0.006 |
| Tritanopia (no blue cones) | #00313A | 0.078 |
| Achromatopsia (no color) | #272727 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #052459
#052459
oklch(27.6% 0.102 260.4)
- #362400
#362400
oklch(27.5% 0.057 80.4)
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 #052459, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.032
- Midnight Blue #191970 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.062
- Darkblue #030764 ΔE 0.063
- Marine Blue #01386A ΔE 0.065
- Dark Indigo #1F0954 ΔE 0.065
- Navy Blue #001146 ΔE 0.066
Use #052459 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.