#083B5D
Closest named color: Prussian Blue (#1D3557). oklch(34% 0.078 244.3), rgb(8, 59, 93).
Aa
White text reads best on this color (11.70:1).
About this color
#083B5D is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.078 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.023 away. White text reads best on it, at 11.70:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.79:1 |
| White text | 11.70:1 |
Values
| HEX | #083B5D |
| RGB | rgb(8, 59, 93) |
| HSL | hsl(204, 84%, 20%) |
| OKLCH | oklch(34% 0.078 244.3) |
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 #083B5D | 11.70:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #083B5D | 1.79:1 | Fails | Lc 7.4 | Not readable |
| #083B5D text on white | 11.70:1 | AAA | Lc 96.5 | Preferred for body text |
| #083B5D text on black | 1.79:1 | 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 900.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCEE
oklch(88.5% 0.033 245.3)
-
Step 300
300
#A1C5E4
oklch(80.8% 0.059 244.6)
-
Step 400
400
#6CA7D7
oklch(70.7% 0.094 244.2)
-
Step 500
500
#4090CC
oklch(63% 0.119 244.1)
-
Step 600
600
#1679B9
oklch(55.5% 0.13 244.2)
-
Step 700
700
#0266A0
oklch(49.2% 0.121 244.2)
-
Step 800
800
#0C5381
oklch(42.6% 0.1 244.3)
-
Step 900
900 (this color)
#083B5D
oklch(34% 0.078 244.3)
-
Step 950
950
#0E293D
oklch(27.1% 0.05 243.6)
#083B5D 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) | #2B3C5E | 0.033 |
| Deuteranopia (no green cones) | #1F355C | 0.024 |
| Tritanopia (no blue cones) | #004347 | 0.054 |
| Achromatopsia (no color) | #383838 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #083B5D
#083B5D
oklch(34% 0.078 244.3)
- #532E00
#532E00
oklch(34.1% 0.077 64.3)
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 #083B5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.023
- Marine Blue #01386A ΔE 0.027
- Midnight Green #073B4C ΔE 0.031
- Dark Blue Grey #1F3B4D ΔE 0.032
- Marine #042E60 ΔE 0.043
- Dark Grey Blue #29465B ΔE 0.050
- Charcoal #264653 ΔE 0.053
- Twilight Blue #0A437A ΔE 0.053
Use #083B5D 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.