#144AB7
Closest named color: Blue Blue (#2242C7). oklch(44.8% 0.181 262.2), rgb(20, 74, 183).
Aa
White text reads best on this color (7.79:1).
About this color
#144AB7 is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.181 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.031 away. White text reads best on it, at 7.79:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #144AB7 |
| RGB | rgb(20, 74, 183) |
| HSL | hsl(220, 80%, 40%) |
| OKLCH | oklch(44.8% 0.181 262.2) |
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 #144AB7 | 7.79:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #144AB7 | 2.69:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #144AB7 text on white | 7.79:1 | AAA | Lc 86.3 | Fine for body text |
| #144AB7 text on black | 2.69:1 | Fails | Lc -15.8 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DFEAFF
oklch(93.5% 0.031 263.5)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9FC1FF
oklch(80.9% 0.096 262.2)
-
Step 400
400
#6B9EFF
oklch(70.7% 0.153 262.2)
-
Step 500
500
#4282FF
oklch(63.2% 0.198 262)
-
Step 600
600
#1863FA
oklch(55.6% 0.236 262.3)
-
Step 700
700
#0A51DA
oklch(49.2% 0.219 262.2)
-
Step 800
800 (this color)
#144AB7
oklch(44.8% 0.181 262.2)
-
Step 900
900
#133B8B
oklch(37.8% 0.141 262.1)
-
Step 950
950
#0C2351
oklch(26.9% 0.089 262.2)
#144AB7 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) | #005ABB | 0.040 |
| Deuteranopia (no green cones) | #004BB5 | 0.008 |
| Tritanopia (no blue cones) | #006679 | 0.139 |
| Achromatopsia (no color) | #525252 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #144AB7
#144AB7
oklch(44.8% 0.181 262.2)
- #6E4F00
#6E4F00
oklch(44.9% 0.092 82.4)
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 #144AB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.031
- Sapphire #2138AB ΔE 0.045
- Majorelle Blue #3F37C9 ΔE 0.058
- Cobalt #1E488F ΔE 0.065
- Blueberry #464196 ΔE 0.073
- Dusk Blue #26538D ΔE 0.075
- Blue With A Hint Of Purple #533CC6 ΔE 0.076
- Blurple #5539CC ΔE 0.083
Use #144AB7 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.