#161D3BNightwalker (#161D3B) is a very dark, muted blue with an OKLCH hue of 272°, lightness 0.24 and chroma 0.058. It sits on the cool side of the color wheel. In practice it behaves as a grounding tone — suited to text, outlines, and shadowed surfaces.
| HEX | #161D3B |
|---|---|
| RGB | rgb(22, 29, 59) |
| HSL | hsl(229, 46%, 16%) |
| HSV | hsv(229, 63%, 23%) |
| CMYK | cmyk(63%, 51%, 0%, 77%) |
| CIE Lab | lab(11.7 7.6 -20.4) |
| OKLCH | oklch(0.242 0.058 272) |
Under warm 2700K interior light Nightwalker shifts subtly: leans toward purple; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 0.9), so it is a lighting-stable choice.
#191c37 — ΔE 0.9, shifts subtly: leans toward purple#181d3a — ΔE 0.4, shifts subtly: leans toward purple#161d3b — ΔE 0.0, is virtually unchanged#161d3c — ΔE 0.2, is virtually unchangedTest Nightwalker in the color lighting simulator — sweep it through daylight, warm 2700K light, 4000K LED, and shade alongside the rest of your palette.
Against white it measures 16.5:1 and against black 1.27:1, so white text is the stronger pairing. That pairing passes WCAG AA for body text. Avoid black text on this color entirely.
One color explored: close hues with real lightness and chroma structure, so the palette is the anchor through value rather than a set of colors.
#9299b0 · #6c748e · #48506d · #272f4d · #161d3b · #01000f
The anchor's neighbours on the wheel — everything shares an undertone, so the chord carries color without anything having to be muted to get along.
#1d4159 · #152f4f · #161d3b · #160f33 · #140423 · #0e0013
The mid-gap pairing — sage and mustard, terracotta and olive. A foil rotated 40–65° toward warm or cool: too far to be kin, too near to argue, carried by temperature and a deliberate value offset.
#b9a3bb · #7f8bb2 · #856088 · #465177 · #423244 · #161d3b
One deliberately opposed voice — a single restrained counterpoint across the wheel, or temperature against temperature where the anchor is too muted to carry a loud opposite.
#d6c38c · #727788 · #51586e · #373a47 · #161d3b · #040618
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#f4f2ea · #aaaeb8 · #716f6a · #32353f · #161d3b · #0d0b06
This color as a ground rather than a subject — its own restraint held across a narrow value band, carrying one saturated voice from the opposite temperature.
#edf1ff · #c3c9db · #969db1 · #161d3b · #020318 · #e5c14d
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#d8dab5 · #d5a76b · #6c5ca8 · #452a25 · #161d3b · #130624
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#f7f2e1 · #cba688 · #687643 · #4d2d0e · #161d3b · #090e00
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ffedea · #d1a197 · #4d7c59 · #193f25 · #161d3b · #190503
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#ffecf1 · #cf9fab · #7f6e39 · #004038 · #161d3b · #110b00
#343C59 · #565E78 · #7A8199 · #A0A6BA · #C8CDDD
#131934 · #0F152D · #0C1127 · #090D20 · #06091A
#181E35 · #1A1F30 · #1C1F2A
As a deep tone it works for grounding elements — text, outlines, and shadowed surfaces — rather than open fields. In palettes it pairs most predictably with its tonal ramp and analogous neighbors; reserve the complementary hue for small, deliberate contrast.