#0C0F34
Closest named color: Navy Blue (#001146). oklch(19.4% 0.072 274), rgb(12, 15, 52).
Aa
White text reads best on this color (18.52:1).
About this color
#0C0F34 is a very dark, moderately saturated blue. In OKLCH its lightness is 19%, its chroma 0.072 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.039 away. White text reads best on it, at 18.52:1.
| Hue family | Blues |
| Lightness | very dark (19%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.13:1 |
| White text | 18.52:1 |
Values
| HEX | #0C0F34 |
| RGB | rgb(12, 15, 52) |
| HSL | hsl(236, 63%, 13%) |
| OKLCH | oklch(19.4% 0.072 274) |
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 #0C0F34 | 18.52:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #0C0F34 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #0C0F34 text on white | 18.52:1 | AAA | Lc 104.9 | Preferred for body text |
| #0C0F34 text on black | 1.13:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CFD8F9
oklch(88.6% 0.047 273.4)
-
Step 300
300
#AFBDF8
oklch(80.9% 0.085 274)
-
Step 400
400
#8799F5
oklch(70.8% 0.136 274)
-
Step 500
500
#6B7CF1
oklch(63.1% 0.175 274.1)
-
Step 600
600
#5562DF
oklch(55.6% 0.189 274)
-
Step 700
700
#4650C2
oklch(49.1% 0.176 274.1)
-
Step 800
800
#39429D
oklch(42.6% 0.146 274.1)
-
Step 900
900
#30397D
oklch(37.6% 0.115 273.9)
-
Step 950
950 (this color)
#0C0F34
oklch(19.4% 0.072 274)
#0C0F34 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) | #001535 | 0.023 |
| Deuteranopia (no green cones) | #001233 | 0.020 |
| Tritanopia (no blue cones) | #00181F | 0.059 |
| Achromatopsia (no color) | #131313 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C0F34
#0C0F34
oklch(19.4% 0.072 274)
- #1A1400
#1A1400
oklch(19.3% 0.04 95.2)
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 #0C0F34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.039
- Dark Navy #000435 ΔE 0.044
- Rich Black #0D1B2A ΔE 0.048
- Night Blue #040348 ΔE 0.049
- Midnight #03012D ΔE 0.054
- Very Dark Blue #000133 ΔE 0.055
- Dark Navy Blue #00022E ΔE 0.055
- Rich Navy #001219 ΔE 0.063
Use #0C0F34 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.