#0D273C
Closest named color: Oxford Blue (#1B263B). oklch(26.4% 0.051 245.8), rgb(13, 39, 60).
Aa
White text reads best on this color (15.29:1).
About this color
#0D273C is a dark, muted blue. In OKLCH its lightness is 26%, its chroma 0.051 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.017 away. White text reads best on it, at 15.29:1.
| Hue family | Blues |
| Lightness | dark (26%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.37:1 |
| White text | 15.29:1 |
Values
| HEX | #0D273C |
| RGB | rgb(13, 39, 60) |
| HSL | hsl(207, 64%, 14%) |
| OKLCH | oklch(26.4% 0.051 245.8) |
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 #0D273C | 15.29:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #0D273C | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #0D273C text on white | 15.29:1 | AAA | Lc 102.1 | Preferred for body text |
| #0D273C 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCEE
oklch(88.5% 0.033 245.3)
-
Step 300
300
#A1C5E6
oklch(80.8% 0.061 246.3)
-
Step 400
400
#6CA7D9
oklch(70.8% 0.096 245.3)
-
Step 500
500
#4190CF
oklch(63.2% 0.123 245.6)
-
Step 600
600
#1878BC
oklch(55.5% 0.134 246.2)
-
Step 700
700
#0465A2
oklch(49.1% 0.124 245.8)
-
Step 800
800
#0D5383
oklch(42.8% 0.102 245.5)
-
Step 900
900
#164569
oklch(37.8% 0.079 245.5)
-
Step 950
950 (this color)
#0D273C
oklch(26.4% 0.051 245.8)
#0D273C 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) | #1E283D | 0.022 |
| Deuteranopia (no green cones) | #17233C | 0.017 |
| Tritanopia (no blue cones) | #002C2E | 0.038 |
| Achromatopsia (no color) | #252525 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D273C
#0D273C
oklch(26.4% 0.051 245.8)
- #351F06
#351F06
oklch(26.3% 0.05 65.9)
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 #0D273C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.017
- Dark #1B2431 ΔE 0.025
- Jet #212529 ΔE 0.041
- Rich Black #0D1B2A ΔE 0.049
- Space Cadet #2B2D42 ΔE 0.050
- Gunmetal #293241 ΔE 0.056
- Marine #042E60 ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.067
Use #0D273C 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.