#161A2B
Closest named color: Rich Black (#0D1B2A). oklch(22.3% 0.034 273.3), rgb(22, 26, 43).
Aa
White text reads best on this color (17.25:1).
About this color
#161A2B is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.034 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.014 away. White text reads best on it, at 17.25:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.21:1 |
| White text | 17.25:1 |
Values
| HEX | #161A2B |
| RGB | rgb(22, 26, 43) |
| HSL | hsl(229, 32%, 13%) |
| OKLCH | oklch(22.3% 0.034 273.3) |
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 #161A2B | 17.25:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #161A2B | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #161A2B text on white | 17.25:1 | AAA | Lc 104.1 | Preferred for body text |
| #161A2B text on black | 1.21:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D4D8E8
oklch(88.4% 0.022 274.7)
-
Step 300
300
#B8BFDB
oklch(80.8% 0.04 274.4)
-
Step 400
400
#939EC9
oklch(70.6% 0.064 273.5)
-
Step 500
500
#7986BB
oklch(63% 0.081 273.3)
-
Step 600
600
#626FA8
oklch(55.5% 0.09 273.3)
-
Step 700
700
#515D90
oklch(49.1% 0.083 272.9)
-
Step 800
800
#434C75
oklch(42.7% 0.069 273.7)
-
Step 900
900
#38405E
oklch(37.8% 0.053 272.2)
-
Step 950
950 (this color)
#161A2B
oklch(22.3% 0.034 273.3)
#161A2B 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) | #141C2C | 0.007 |
| Deuteranopia (no green cones) | #131A2B | 0.005 |
| Tritanopia (no blue cones) | #0F1D20 | 0.030 |
| Achromatopsia (no color) | #1B1B1B | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #161A2B
#161A2B
oklch(22.3% 0.034 273.3)
- #211B07
#211B07
oklch(22.4% 0.035 93)
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 #161A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.014
- Dark #1B2431 ΔE 0.037
- Jet #212529 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.048
- Rich Navy #001219 ΔE 0.060
- Navy Blue #001146 ΔE 0.070
- Almost Black #070D0D ΔE 0.078
- Midnight Purple #280137 ΔE 0.080
Use #161A2B 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.