#06316C
Closest named color: Marine Blue (#01386A). oklch(32.5% 0.112 258.3), rgb(6, 49, 108).
Aa
White text reads best on this color (12.62:1).
About this color
#06316C is a dark, moderately saturated blue. In OKLCH its lightness is 32%, its chroma 0.112 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.021 away. White text reads best on it, at 12.62:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.66:1 |
| White text | 12.62:1 |
Values
| HEX | #06316C |
| RGB | rgb(6, 49, 108) |
| HSL | hsl(215, 89%, 22%) |
| OKLCH | oklch(32.5% 0.112 258.3) |
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 #06316C | 12.62:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #06316C | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #06316C text on white | 12.62:1 | AAA | Lc 98.1 | Preferred for body text |
| #06316C text on black | 1.66:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C7DBF9
oklch(88.6% 0.047 258.4)
-
Step 300
300
#9FC3F7
oklch(81% 0.084 257.5)
-
Step 400
400
#6AA1F4
oklch(70.7% 0.136 258.4)
-
Step 500
500
#4087EF
oklch(63.1% 0.172 258.2)
-
Step 600
600
#1D6EDE
oklch(55.6% 0.187 258.3)
-
Step 700
700
#0E5BC1
oklch(49.1% 0.175 258.3)
-
Step 800
800
#104B9C
oklch(42.7% 0.145 258.2)
-
Step 900
900 (this color)
#06316C
oklch(32.5% 0.112 258.3)
-
Step 950
950
#0E2648
oklch(27% 0.07 257.6)
#06316C 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) | #06386E | 0.021 |
| Deuteranopia (no green cones) | #002F6B | 0.008 |
| Tritanopia (no blue cones) | #004049 | 0.086 |
| Achromatopsia (no color) | #333333 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #06316C
#06316C
oklch(32.5% 0.112 258.3)
- #472F00
#472F00
oklch(32.6% 0.068 78)
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 #06316C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.021
- Marine #042E60 ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.045
- Twilight Blue #0A437A ΔE 0.057
- Midnight Blue #191970 ΔE 0.058
- Midnight Green #073B4C ΔE 0.070
- Dark Blue Grey #1F3B4D ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.081
Use #06316C 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.