#142B4F
Closest named color: Marine (#042E60). oklch(29.2% 0.072 259.1), rgb(20, 43, 79).
Aa
White text reads best on this color (14.11:1).
About this color
#142B4F is a dark, moderately saturated blue. In OKLCH its lightness is 29%, its chroma 0.072 and its hue 259°. 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 14.11:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.48:1 |
| White text | 14.11:1 |
Values
| HEX | #142B4F |
| RGB | rgb(20, 43, 79) |
| HSL | hsl(217, 60%, 19%) |
| OKLCH | oklch(29.2% 0.072 259.1) |
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 #142B4F | 14.11:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #142B4F | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #142B4F text on white | 14.11:1 | AAA | Lc 100.6 | Preferred for body text |
| #142B4F text on black | 1.48:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C7DBF9
oklch(88.6% 0.047 258.4)
-
Step 300
300
#A0C2F8
oklch(80.9% 0.085 259.5)
-
Step 400
400
#6BA1F5
oklch(70.8% 0.136 258.9)
-
Step 500
500
#4286F1
oklch(63.1% 0.175 259.2)
-
Step 600
600
#206DDF
oklch(55.6% 0.189 259)
-
Step 700
700
#125AC2
oklch(49% 0.177 259.1)
-
Step 800
800
#134A9D
oklch(42.6% 0.147 259.3)
-
Step 900
900
#173F7D
oklch(37.7% 0.115 259.2)
-
Step 950
950 (this color)
#142B4F
oklch(29.2% 0.072 259.1)
#142B4F 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) | #1A2E50 | 0.013 |
| Deuteranopia (no green cones) | #11294E | 0.008 |
| Tritanopia (no blue cones) | #003339 | 0.057 |
| Achromatopsia (no color) | #2B2B2B | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #142B4F
#142B4F
oklch(29.2% 0.072 259.1)
- #3C2700
#3C2700
oklch(29.1% 0.061 77.8)
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 #142B4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.032
- Prussian Blue #1D3557 ΔE 0.036
- Oxford Blue #1B263B ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.041
- Gunmetal #293241 ΔE 0.049
- Midnight Green #073B4C ΔE 0.055
- Dark #1B2431 ΔE 0.056
- Marine Blue #01386A ΔE 0.057
Use #142B4F 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.