#145997
Closest named color: Dusk Blue (#26538D). oklch(45.7% 0.12 250.8), rgb(20, 89, 151).
Aa
White text reads best on this color (7.22:1).
About this color
#145997 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.120 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.022 away. White text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #145997 |
| RGB | rgb(20, 89, 151) |
| HSL | hsl(208, 77%, 34%) |
| OKLCH | oklch(45.7% 0.12 250.8) |
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 #145997 | 7.22:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #145997 | 2.90:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #145997 text on white | 7.22:1 | AAA | Lc 84.6 | Fine for body text |
| #145997 text on black | 2.90:1 | Fails | Lc -17.4 | Dividers and decoration only |
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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C7DCF3
oklch(88.6% 0.039 250.7)
-
Step 300
300
#9FC5ED
oklch(81% 0.07 250)
-
Step 400
400
#69A5E4
oklch(70.7% 0.112 250.8)
-
Step 500
500
#3C8DDD
oklch(63.2% 0.144 251)
-
Step 600
600
#0D75CA
oklch(55.5% 0.156 250.9)
-
Step 700
700
#0062AD
oklch(49.1% 0.142 250.8)
-
Step 800
800 (this color)
#145997
oklch(45.7% 0.12 250.8)
-
Step 900
900
#124371
oklch(37.6% 0.094 250.8)
-
Step 950
950
#0D2842
oklch(27.1% 0.059 250.2)
#145997 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) | #3A5D99 | 0.035 |
| Deuteranopia (no green cones) | #245296 | 0.020 |
| Tritanopia (no blue cones) | #006870 | 0.089 |
| Achromatopsia (no color) | #575757 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #145997
#145997
oklch(45.7% 0.12 250.8)
- #794C00
#794C00
oklch(45.7% 0.099 70.8)
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 #145997, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.022
- Light Navy Blue #2E5A88 ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.034
- Deep Sea Blue #015482 ΔE 0.038
- Light Navy #155084 ΔE 0.038
- Peacock Blue #016795 ΔE 0.042
- Cobalt #1E488F ΔE 0.048
- Denim #3B638C ΔE 0.051
Use #145997 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.