#145188
Closest named color: Light Navy (#155084). oklch(42.7% 0.109 250.5), rgb(20, 81, 136).
Aa
White text reads best on this color (8.19:1).
About this color
#145188 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.109 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.007 away. White text reads best on it, at 8.19:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.56:1 |
| White text | 8.19:1 |
Values
| HEX | #145188 |
| RGB | rgb(20, 81, 136) |
| HSL | hsl(208, 74%, 31%) |
| OKLCH | oklch(42.7% 0.109 250.5) |
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 #145188 | 8.19:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #145188 | 2.56:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #145188 text on white | 8.19:1 | AAA | Lc 87.9 | Fine for body text |
| #145188 text on black | 2.56:1 | Fails | Lc -14.2 | 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 800.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C8DBF0
oklch(88.4% 0.036 250.9)
-
Step 300
300
#A2C4E9
oklch(80.8% 0.064 250.8)
-
Step 400
400
#6FA5DE
oklch(70.7% 0.102 250.7)
-
Step 500
500
#458DD5
oklch(63% 0.131 250.7)
-
Step 600
600
#2276C2
oklch(55.6% 0.141 250.5)
-
Step 700
700
#1263A8
oklch(49.2% 0.132 250.4)
-
Step 800
800 (this color)
#145188
oklch(42.7% 0.109 250.5)
-
Step 900
900
#19436D
oklch(37.6% 0.086 251.2)
-
Step 950
950
#102840
oklch(27.1% 0.054 250.5)
#145188 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) | #36558A | 0.033 |
| Deuteranopia (no green cones) | #244A87 | 0.021 |
| Tritanopia (no blue cones) | #005E66 | 0.079 |
| Achromatopsia (no color) | #4F4F4F | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #145188
#145188
oklch(42.7% 0.109 250.5)
- #6E4500
#6E4500
oklch(42.8% 0.092 71.2)
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 #145188, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.007
- Deep Sea Blue #015482 ΔE 0.016
- Dusk Blue #26538D ΔE 0.017
- Cobalt #1E488F ΔE 0.030
- Light Navy Blue #2E5A88 ΔE 0.036
- Twilight Blue #0A437A ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.051
- YInMn Blue #415A77 ΔE 0.062
Use #145188 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.