#142758
Closest named color: Marine (#042E60). oklch(28.9% 0.092 265.1), rgb(20, 39, 88).
Aa
White text reads best on this color (14.37:1).
About this color
#142758 is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.092 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.025 away. White text reads best on it, at 14.37:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.46:1 |
| White text | 14.37:1 |
Values
| HEX | #142758 |
| RGB | rgb(20, 39, 88) |
| HSL | hsl(223, 63%, 21%) |
| OKLCH | oklch(28.9% 0.092 265.1) |
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 #142758 | 14.37:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #142758 | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #142758 text on white | 14.37:1 | AAA | Lc 100.9 | Preferred for body text |
| #142758 text on black | 1.46:1 | 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
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C7D9FF
oklch(88.4% 0.056 265.2)
-
Step 300
300
#A3C0FF
oklch(80.9% 0.095 265.2)
-
Step 400
400
#729CFF
oklch(70.6% 0.153 265.4)
-
Step 500
500
#4E7FFF
oklch(63% 0.198 265.3)
-
Step 600
600
#2B5FFE
oklch(55.7% 0.242 265)
-
Step 700
700
#204CDD
oklch(49% 0.225 265.2)
-
Step 800
800
#1B40B3
oklch(42.7% 0.187 265.1)
-
Step 900
900
#1A388D
oklch(37.6% 0.146 265.1)
-
Step 950
950 (this color)
#142758
oklch(28.9% 0.092 265.1)
#142758 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) | #082D5A | 0.019 |
| Deuteranopia (no green cones) | #002757 | 0.017 |
| Tritanopia (no blue cones) | #00333B | 0.075 |
| Achromatopsia (no color) | #2A2A2A | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #142758
#142758
oklch(28.9% 0.092 265.1)
- #382800
#382800
oklch(28.8% 0.059 85.3)
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 #142758, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.025
- Prussian Blue #1D3557 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.053
- Midnight Blue #191970 ΔE 0.054
- Marine Blue #01386A ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.058
- Gunmetal #293241 ΔE 0.068
- Dark Indigo #1F0954 ΔE 0.070
Use #142758 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.