#083F55
Closest named color: Midnight Green (#073B4C). oklch(34.6% 0.065 231.1), rgb(8, 63, 85).
Aa
White text reads best on this color (11.33:1).
About this color
#083F55 is a dark, muted blue. In OKLCH its lightness is 35%, its chroma 0.065 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.019 away. White text reads best on it, at 11.33:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.85:1 |
| White text | 11.33:1 |
Values
| HEX | #083F55 |
| RGB | rgb(8, 63, 85) |
| HSL | hsl(197, 83%, 18%) |
| OKLCH | oklch(34.6% 0.065 231.1) |
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 #083F55 | 11.33:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #083F55 | 1.85:1 | Fails | Lc 8.1 | Not readable |
| #083F55 text on white | 11.33:1 | AAA | Lc 95.8 | Preferred for body text |
| #083F55 text on black | 1.85:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C8DDE8
oklch(88.5% 0.027 230.4)
-
Step 300
300
#A1C7DB
oklch(80.9% 0.049 231.1)
-
Step 400
400
#6CAAC9
oklch(70.8% 0.078 231.1)
-
Step 500
500
#3F94BB
oklch(63.1% 0.1 231.2)
-
Step 600
600
#0F7EA7
oklch(55.7% 0.108 230.8)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#075674
oklch(42.6% 0.084 231.4)
-
Step 900
900 (this color)
#083F55
oklch(34.6% 0.065 231.1)
-
Step 950
950
#0E2A37
oklch(27% 0.041 231.2)
#083F55 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) | #343E56 | 0.044 |
| Deuteranopia (no green cones) | #2A3755 | 0.038 |
| Tritanopia (no blue cones) | #004546 | 0.039 |
| Achromatopsia (no color) | #3A3A3A | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #083F55
#083F55
oklch(34.6% 0.065 231.1)
- #542F17
#542F17
oklch(34.7% 0.065 51.9)
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 #083F55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.019
- Dark Blue Grey #1F3B4D ΔE 0.021
- Prussian Blue #1D3557 ΔE 0.035
- Charcoal #264653 ΔE 0.037
- Dark Grey Blue #29465B ΔE 0.040
- Marine Blue #01386A ΔE 0.048
- Gunmetal #293241 ΔE 0.052
- Dark Teal #014D4E ΔE 0.052
Use #083F55 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.