#0F2336
Closest named color: Dark (#1B2431). oklch(25% 0.045 248.9), rgb(15, 35, 54).
Aa
White text reads best on this color (15.98:1).
About this color
#0F2336 is a very dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.045 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.019 away. White text reads best on it, at 15.98:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.31:1 |
| White text | 15.98:1 |
Values
| HEX | #0F2336 |
| RGB | rgb(15, 35, 54) |
| HSL | hsl(209, 57%, 14%) |
| OKLCH | oklch(25% 0.045 248.9) |
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 #0F2336 | 15.98:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #0F2336 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #0F2336 text on white | 15.98:1 | AAA | Lc 102.8 | Preferred for body text |
| #0F2336 text on black | 1.31:1 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CBDBEC
oklch(88.5% 0.029 249.8)
-
Step 300
300
#A7C4E2
oklch(80.9% 0.053 249.4)
-
Step 400
400
#77A5D3
oklch(70.7% 0.084 249.1)
-
Step 500
500
#528EC8
oklch(63.1% 0.108 249.1)
-
Step 600
600
#3477B5
oklch(55.6% 0.118 249.3)
-
Step 700
700
#26649C
oklch(49.1% 0.11 249.2)
-
Step 800
800
#21527E
oklch(42.7% 0.09 248.7)
-
Step 900
900
#214465
oklch(37.7% 0.07 248.9)
-
Step 950
950 (this color)
#0F2336
oklch(25% 0.045 248.9)
#0F2336 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) | #1B2437 | 0.017 |
| Deuteranopia (no green cones) | #162036 | 0.013 |
| Tritanopia (no blue cones) | #00272A | 0.034 |
| Achromatopsia (no color) | #222222 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0F2336
#0F2336
oklch(25% 0.045 248.9)
- #2F1D07
#2F1D07
oklch(24.9% 0.044 68.8)
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 #0F2336, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.019
- Oxford Blue #1B263B ΔE 0.022
- Rich Black #0D1B2A ΔE 0.033
- Jet #212529 ΔE 0.037
- Space Cadet #2B2D42 ΔE 0.060
- Gunmetal #293241 ΔE 0.068
- Navy Blue #001146 ΔE 0.072
- Marine #042E60 ΔE 0.079
Use #0F2336 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.