#004086
Closest named color: Twilight Blue (#0A437A). oklch(38.1% 0.131 256.2), rgb(0, 64, 134).
Aa
White text reads best on this color (10.10:1).
About this color
#004086 is a dark, moderately saturated blue. In OKLCH its lightness is 38%, its chroma 0.131 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.023 away. White text reads best on it, at 10.10:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.07:1 |
| White text | 10.10:1 |
Values
| HEX | #004086 |
| RGB | rgb(0, 64, 134) |
| HSL | hsl(211, 100%, 26%) |
| OKLCH | oklch(38.1% 0.131 256.2) |
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 #004086 | 10.10:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #004086 | 2.07:1 | Fails | Lc 11.2 | Not readable |
| #004086 text on white | 10.10:1 | AAA | Lc 92.8 | Preferred for body text |
| #004086 text on black | 2.07:1 | Fails | Lc -9.7 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DEEBFD
oklch(93.6% 0.028 256.5)
-
Step 200
200
#C2DBFE
oklch(88.4% 0.055 256.8)
-
Step 300
300
#97C3FF
oklch(80.8% 0.098 256.3)
-
Step 400
400
#5BA2FF
oklch(70.8% 0.155 255.9)
-
Step 500
500
#1F86FF
oklch(63.1% 0.201 256.2)
-
Step 600
600
#006FDF
oklch(55.6% 0.191 256.1)
-
Step 700
700
#005DBD
oklch(49.1% 0.169 256.1)
-
Step 800
800
#004C9D
oklch(42.8% 0.147 256.2)
-
Step 900
900 (this color)
#004086
oklch(38.1% 0.131 256.2)
-
Step 950
950
#05254E
oklch(26.9% 0.084 256.6)
#004086 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) | #104889 | 0.026 |
| Deuteranopia (no green cones) | #003C85 | 0.011 |
| Tritanopia (no blue cones) | #00515C | 0.098 |
| Achromatopsia (no color) | #424242 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004086
#004086
oklch(38.1% 0.131 256.2)
- #5B3C00
#5B3C00
oklch(38.2% 0.08 76.2)
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 #004086, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.023
- Cobalt #1E488F ΔE 0.034
- Light Navy #155084 ΔE 0.051
- Marine Blue #01386A ΔE 0.052
- Deep Sea Blue #015482 ΔE 0.061
- Dusk Blue #26538D ΔE 0.064
- Sapphire #2138AB ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.074
Use #004086 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.