#0B2645
Closest named color: Oxford Blue (#1B263B). oklch(26.7% 0.067 254.1), rgb(11, 38, 69).
Aa
White text reads best on this color (15.24:1).
About this color
#0B2645 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.067 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.026 away. White text reads best on it, at 15.24:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.37:1 |
| White text | 15.24:1 |
Values
| HEX | #0B2645 |
| RGB | rgb(11, 38, 69) |
| HSL | hsl(212, 72%, 16%) |
| OKLCH | oklch(26.7% 0.067 254.1) |
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 #0B2645 | 15.24:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #0B2645 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #0B2645 text on white | 15.24:1 | AAA | Lc 101.9 | Preferred for body text |
| #0B2645 text on black | 1.37:1 | 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 950.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C6DBF6
oklch(88.4% 0.044 254.8)
-
Step 300
300
#9EC4F3
oklch(80.9% 0.078 254)
-
Step 400
400
#67A4ED
oklch(70.8% 0.125 253.8)
-
Step 500
500
#398AE8
oklch(63% 0.162 254.4)
-
Step 600
600
#0672D6
oklch(55.6% 0.175 254.1)
-
Step 700
700
#005FB6
oklch(49% 0.157 254.2)
-
Step 800
800
#024E96
oklch(42.7% 0.135 254.1)
-
Step 900
900
#104277
oklch(37.8% 0.104 253.6)
-
Step 950
950 (this color)
#0B2645
oklch(26.7% 0.067 254.1)
#0B2645 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) | #172846 | 0.016 |
| Deuteranopia (no green cones) | #0E2344 | 0.010 |
| Tritanopia (no blue cones) | #002D32 | 0.049 |
| Achromatopsia (no color) | #252525 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B2645
#0B2645
oklch(26.7% 0.067 254.1)
- #362100
#362100
oklch(26.8% 0.057 74.3)
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 #0B2645, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.026
- Dark #1B2431 ΔE 0.040
- Marine #042E60 ΔE 0.052
- Space Cadet #2B2D42 ΔE 0.053
- Jet #212529 ΔE 0.057
- Rich Black #0D1B2A ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.061
- Gunmetal #293241 ΔE 0.061
Use #0B2645 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.