#081E4B
Closest named color: Navy Blue (#001146). oklch(25% 0.088 262.3), rgb(8, 30, 75).
Aa
White text reads best on this color (16.18:1).
About this color
#081E4B is a very dark, moderately saturated blue. In OKLCH its lightness is 25%, its chroma 0.088 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.042 away. White text reads best on it, at 16.18:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.29:1 |
| White text | 16.18:1 |
Values
| HEX | #081E4B |
| RGB | rgb(8, 30, 75) |
| HSL | hsl(220, 81%, 16%) |
| OKLCH | oklch(25% 0.088 262.3) |
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 #081E4B | 16.18:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #081E4B | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #081E4B text on white | 16.18:1 | AAA | Lc 102.8 | Preferred for body text |
| #081E4B text on black | 1.29:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
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
#4382FF
oklch(63.2% 0.197 262.2)
-
Step 600
600
#1B64F8
oklch(55.7% 0.232 262.3)
-
Step 700
700
#0E51D8
oklch(49.1% 0.216 262.3)
-
Step 800
800
#0F44AF
oklch(42.8% 0.179 262.2)
-
Step 900
900
#143B8A
oklch(37.8% 0.139 262.2)
-
Step 950
950 (this color)
#081E4B
oklch(25% 0.088 262.3)
#081E4B 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) | #00244D | 0.018 |
| Deuteranopia (no green cones) | #001E4A | 0.009 |
| Tritanopia (no blue cones) | #002931 | 0.068 |
| Achromatopsia (no color) | #212121 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #081E4B
#081E4B
oklch(25% 0.088 262.3)
- #2E1F00
#2E1F00
oklch(25.1% 0.052 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 #081E4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.042
- Oxford Blue #1B263B ΔE 0.050
- Dark Indigo #1F0954 ΔE 0.055
- Marine #042E60 ΔE 0.059
- Dark #1B2431 ΔE 0.061
- Rich Black #0D1B2A ΔE 0.063
- Darkblue #030764 ΔE 0.064
- Night Blue #040348 ΔE 0.068
Use #081E4B 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.