#1A4895
Closest named color: Cobalt (#1E488F). oklch(41.7% 0.136 260.2), rgb(26, 72, 149).
Aa
White text reads best on this color (8.73:1).
About this color
#1A4895 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.136 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.010 away. White text reads best on it, at 8.73:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.40:1 |
| White text | 8.73:1 |
Values
| HEX | #1A4895 |
| RGB | rgb(26, 72, 149) |
| HSL | hsl(218, 70%, 34%) |
| OKLCH | oklch(41.7% 0.136 260.2) |
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 #1A4895 | 8.73:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #1A4895 | 2.40:1 | Fails | Lc 14.5 | Not readable |
| #1A4895 text on white | 8.73:1 | AAA | Lc 89.4 | Fine for body text |
| #1A4895 text on black | 2.40:1 | Fails | Lc -12.8 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAFA
oklch(93.5% 0.024 262.1)
-
Step 200
200
#C9DAF7
oklch(88.5% 0.044 261.2)
-
Step 300
300
#A3C2F5
oklch(80.9% 0.08 260.3)
-
Step 400
400
#71A0F0
oklch(70.6% 0.128 260.6)
-
Step 500
500
#4B86EA
oklch(63% 0.163 260.3)
-
Step 600
600
#2E6ED9
oklch(55.7% 0.177 260.2)
-
Step 700
700
#215BBC
oklch(49.1% 0.165 260.2)
-
Step 800
800 (this color)
#1A4895
oklch(41.7% 0.136 260.2)
-
Step 900
900
#1D3F79
oklch(37.6% 0.107 260.4)
-
Step 950
950
#122647
oklch(27.2% 0.067 259.9)
#1A4895 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) | #165198 | 0.025 |
| Deuteranopia (no green cones) | #004693 | 0.015 |
| Tritanopia (no blue cones) | #005B67 | 0.106 |
| Achromatopsia (no color) | #4B4B4B | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A4895
#1A4895
oklch(41.7% 0.136 260.2)
- #654600
#654600
oklch(41.8% 0.087 79.8)
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 #1A4895, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.010
- Dusk Blue #26538D ΔE 0.038
- Light Navy #155084 ΔE 0.039
- Twilight Blue #0A437A ΔE 0.048
- Deep Sea Blue #015482 ΔE 0.051
- Blueberry #464196 ΔE 0.052
- Sapphire #2138AB ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.060
Use #1A4895 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.