#083F5C
Closest named color: Dark Blue Grey (#1F3B4D). oklch(35% 0.073 238.5), rgb(8, 63, 92).
Aa
White text reads best on this color (11.19:1).
About this color
#083F5C is a dark, moderately saturated blue. In OKLCH its lightness is 35%, its chroma 0.073 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.029 away. White text reads best on it, at 11.19:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #083F5C |
| RGB | rgb(8, 63, 92) |
| HSL | hsl(201, 84%, 20%) |
| OKLCH | oklch(35% 0.073 238.5) |
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 #083F5C | 11.19:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #083F5C | 1.87:1 | Fails | Lc 8.4 | Not readable |
| #083F5C text on white | 11.19:1 | AAA | Lc 95.5 | Preferred for body text |
| #083F5C text on black | 1.87:1 | 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
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C7DDEB
oklch(88.6% 0.03 235.7)
-
Step 300
300
#A0C6E1
oklch(80.8% 0.056 239.3)
-
Step 400
400
#6AA9D1
oklch(70.8% 0.088 237.6)
-
Step 500
500
#3D92C5
oklch(63.1% 0.112 238.6)
-
Step 600
600
#097CB2
oklch(55.7% 0.122 238.2)
-
Step 700
700
#006897
oklch(49.1% 0.109 238.1)
-
Step 800
800
#04557C
oklch(42.7% 0.094 238.4)
-
Step 900
900 (this color)
#083F5C
oklch(35% 0.073 238.5)
-
Step 950
950
#0D293A
oklch(26.9% 0.046 238.6)
#083F5C 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) | #313F5D | 0.039 |
| Deuteranopia (no green cones) | #26385B | 0.031 |
| Tritanopia (no blue cones) | #004649 | 0.047 |
| Achromatopsia (no color) | #3B3B3B | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #083F5C
#083F5C
oklch(35% 0.073 238.5)
- #56300C
#56300C
oklch(35.1% 0.073 59.3)
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 #083F5C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.029
- Midnight Green #073B4C ΔE 0.029
- Prussian Blue #1D3557 ΔE 0.032
- Marine Blue #01386A ΔE 0.037
- Dark Grey Blue #29465B ΔE 0.039
- Charcoal #264653 ΔE 0.041
- Twilight Blue #0A437A ΔE 0.052
- Marine #042E60 ΔE 0.057
Use #083F5C 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.