#144459
Closest named color: Charcoal (#264653). oklch(36.5% 0.062 231), rgb(20, 68, 89).
Aa
White text reads best on this color (10.49:1).
About this color
#144459 is a dark, muted blue. In OKLCH its lightness is 37%, its chroma 0.062 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.021 away. White text reads best on it, at 10.49:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #144459 |
| RGB | rgb(20, 68, 89) |
| HSL | hsl(198, 63%, 21%) |
| OKLCH | oklch(36.5% 0.062 231) |
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 #144459 | 10.49:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #144459 | 2.00:1 | Fails | Lc 9.8 | Not readable |
| #144459 text on white | 10.49:1 | AAA | Lc 94.1 | Preferred for body text |
| #144459 text on black | 2.00:1 | Fails | Lc -8.5 | 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 900.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D9
oklch(80.9% 0.046 229.7)
-
Step 400
400
#6FA9C7
oklch(70.6% 0.075 231.8)
-
Step 500
500
#4494B8
oklch(63.2% 0.095 230.3)
-
Step 600
600
#1D7DA4
oklch(55.5% 0.103 231)
-
Step 700
700
#0B6A8D
oklch(49.2% 0.096 230.7)
-
Step 800
800
#105672
oklch(42.6% 0.079 230.8)
-
Step 900
900 (this color)
#144459
oklch(36.5% 0.062 231)
-
Step 950
950
#102A36
oklch(27.1% 0.039 230.5)
#144459 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) | #39435A | 0.041 |
| Deuteranopia (no green cones) | #303C59 | 0.037 |
| Tritanopia (no blue cones) | #004A4B | 0.038 |
| Achromatopsia (no color) | #3F3F3F | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #144459
#144459
oklch(36.5% 0.062 231)
- #58341F
#58341F
oklch(36.4% 0.062 50.1)
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 #144459, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.021
- Dark Grey Blue #29465B ΔE 0.022
- Dark Blue Grey #1F3B4D ΔE 0.031
- Midnight Green #073B4C ΔE 0.036
- Dark Teal #014D4E ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.048
- Onyx #343A40 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.054
Use #144459 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.