#161C2F
Closest named color: Rich Black (#0D1B2A). oklch(23.1% 0.038 269.9), rgb(22, 28, 47).
Aa
White text reads best on this color (16.91:1).
About this color
#161C2F is a very dark, muted blue. In OKLCH its lightness is 23%, its chroma 0.038 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.018 away. White text reads best on it, at 16.91:1.
| Hue family | Blues |
| Lightness | very dark (23%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.24:1 |
| White text | 16.91:1 |
Values
| HEX | #161C2F |
| RGB | rgb(22, 28, 47) |
| HSL | hsl(226, 36%, 14%) |
| OKLCH | oklch(23.1% 0.038 269.9) |
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 #161C2F | 16.91:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #161C2F | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #161C2F text on white | 16.91:1 | AAA | Lc 103.8 | Preferred for body text |
| #161C2F text on black | 1.24:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B5C0DF
oklch(80.9% 0.045 269.9)
-
Step 400
400
#8F9FCE
oklch(70.7% 0.071 269.9)
-
Step 500
500
#7487C2
oklch(63.2% 0.092 270)
-
Step 600
600
#5C70AE
oklch(55.7% 0.1 269.4)
-
Step 700
700
#4C5D96
oklch(49.1% 0.094 270.1)
-
Step 800
800
#3E4C79
oklch(42.6% 0.077 269.8)
-
Step 900
900
#354062
oklch(37.8% 0.06 269.7)
-
Step 950
950 (this color)
#161C2F
oklch(23.1% 0.038 269.9)
#161C2F 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) | #151E30 | 0.007 |
| Deuteranopia (no green cones) | #131C2F | 0.005 |
| Tritanopia (no blue cones) | #0D2023 | 0.034 |
| Achromatopsia (no color) | #1D1D1D | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #161C2F
#161C2F
oklch(23.1% 0.038 269.9)
- #241C06
#241C06
oklch(23% 0.038 89.5)
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 #161C2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.018
- Dark #1B2431 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.039
- Jet #212529 ΔE 0.043
- Navy Blue #001146 ΔE 0.068
- Rich Navy #001219 ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.075
- Midnight Purple #280137 ΔE 0.081
Use #161C2F 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.