#0C1132
Closest named color: Rich Black (#0D1B2A). oklch(19.6% 0.065 272.4), rgb(12, 17, 50).
Aa
White text reads best on this color (18.39:1).
About this color
#0C1132 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.065 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.041 away. White text reads best on it, at 18.39:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.39:1 |
Values
| HEX | #0C1132 |
| RGB | rgb(12, 17, 50) |
| HSL | hsl(232, 61%, 12%) |
| OKLCH | oklch(19.6% 0.065 272.4) |
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 #0C1132 | 18.39:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #0C1132 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #0C1132 text on white | 18.39:1 | AAA | Lc 104.9 | Preferred for body text |
| #0C1132 text on black | 1.14:1 | 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
#E4E9F9
oklch(93.5% 0.022 272.1)
-
Step 200
200
#CFD8F6
oklch(88.5% 0.042 272.3)
-
Step 300
300
#AFBEF3
oklch(80.9% 0.077 272.3)
-
Step 400
400
#869BEE
oklch(70.8% 0.124 272.1)
-
Step 500
500
#6A7FE8
oklch(63% 0.159 272.6)
-
Step 600
600
#5366D6
oklch(55.5% 0.172 272.3)
-
Step 700
700
#4454B9
oklch(49% 0.159 272.4)
-
Step 800
800
#384596
oklch(42.6% 0.133 272.6)
-
Step 900
900
#303B77
oklch(37.6% 0.103 272.7)
-
Step 950
950 (this color)
#0C1132
oklch(19.6% 0.065 272.4)
#0C1132 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) | #001633 | 0.021 |
| Deuteranopia (no green cones) | #001331 | 0.019 |
| Tritanopia (no blue cones) | #00191F | 0.055 |
| Achromatopsia (no color) | #141414 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C1132
#0C1132
oklch(19.6% 0.065 272.4)
- #1C1400
#1C1400
oklch(19.6% 0.04 90.3)
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 #0C1132, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.041
- Navy Blue #001146 ΔE 0.042
- Dark Navy #000435 ΔE 0.049
- Night Blue #040348 ΔE 0.055
- Rich Navy #001219 ΔE 0.058
- Midnight #03012D ΔE 0.059
- Very Dark Blue #000133 ΔE 0.060
- Dark Navy Blue #00022E ΔE 0.060
Use #0C1132 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.