#142B3A
Closest named color: Oxford Blue (#1B263B). oklch(27.8% 0.04 239.1), rgb(20, 43, 58).
Aa
White text reads best on this color (14.61:1).
About this color
#142B3A is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.040 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.019 away. White text reads best on it, at 14.61:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.43:1 |
| White text | 14.61:1 |
Values
| HEX | #142B3A |
| RGB | rgb(20, 43, 58) |
| HSL | hsl(204, 49%, 15%) |
| OKLCH | oklch(27.8% 0.04 239.1) |
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 #142B3A | 14.61:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #142B3A | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #142B3A text on white | 14.61:1 | AAA | Lc 101.3 | Preferred for body text |
| #142B3A text on black | 1.43:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE9
oklch(88.5% 0.026 239.1)
-
Step 300
300
#A5C6DD
oklch(81% 0.048 238.6)
-
Step 400
400
#73A8CB
oklch(70.8% 0.076 238.2)
-
Step 500
500
#4C91BE
oklch(63% 0.097 239.4)
-
Step 600
600
#2A7BAA
oklch(55.6% 0.106 238.7)
-
Step 700
700
#1C6792
oklch(49% 0.098 239.3)
-
Step 800
800
#1A5477
oklch(42.6% 0.082 239.7)
-
Step 900
900
#1D4660
oklch(37.8% 0.064 239.4)
-
Step 950
950 (this color)
#142B3A
oklch(27.8% 0.04 239.1)
#142B3A 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) | #242B3B | 0.022 |
| Deuteranopia (no green cones) | #1F273A | 0.019 |
| Tritanopia (no blue cones) | #002F30 | 0.032 |
| Achromatopsia (no color) | #292929 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #142B3A
#142B3A
oklch(27.8% 0.04 239.1)
- #372313
#372313
oklch(27.7% 0.041 58.7)
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 #142B3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.019
- Dark #1B2431 ΔE 0.026
- Jet #212529 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.038
- Gunmetal #293241 ΔE 0.041
- Midnight Green #073B4C ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.059
- Rich Black #0D1B2A ΔE 0.061
Use #142B3A 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.