#007BA1Bleu Ciel (#007BA1) is a mid-tone, soft sky blue with an OKLCH hue of 229°, lightness 0.54 and chroma 0.107. It sits on the cool side of the color wheel. In practice it behaves as a mid-weight working color for secondary surfaces and editorial blocks.
| HEX | #007BA1 |
|---|---|
| RGB | rgb(0, 123, 161) |
| HSL | hsl(194, 100%, 32%) |
| HSV | hsv(194, 100%, 63%) |
| CMYK | cmyk(100%, 24%, 0%, 37%) |
| CIE Lab | lab(47.9 -14.6 -28.4) |
| OKLCH | oklch(0.545 0.107 229) |
Under warm 2700K interior light Bleu Ciel shifts subtly: leans toward blue-green, loses intensity; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 1.8), so it is a lighting-stable choice.
#277997 — ΔE 1.8, shifts subtly: leans toward blue-green, loses intensity#197c9e — ΔE 0.9, is virtually unchanged#007ba1 — ΔE 0.0, is virtually unchanged#007ca3 — ΔE 0.4, is virtually unchangedTest Bleu Ciel 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 4.83:1 and against black 4.35:1, so white text is the stronger pairing. That pairing passes WCAG AA for body text.
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.
#8dd0ef · #5baacc · #007ba1 · #005f7d · #003b4f · #001a26
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.
#4da4a5 · #2790a3 · #007ba1 · #246493 · #304e80 · #333969
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.
#a0a4ef · #878aae · #007ba1 · #005c7a · #003f55 · #1c1c3b
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.
#b2ddf2 · #da8f66 · #007ba1 · #3f555f · #08394c · #031d27
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#fbefe9 · #7e8d95 · #007ba1 · #5c5551 · #16262d · #060201
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.
#fbefe9 · #d6c8c1 · #ad9d95 · #3a281f · #180701 · #007ba1
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#ffeee5 · #b57b5c · #007ba1 · #854117 · #3e1600 · #000409
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#ffeee5 · #b97576 · #007ba1 · #734f00 · #450811 · #100600
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ffecf4 · #b27593 · #007ba1 · #5c5a00 · #262500 · #060002
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#fbecff · #a17aac · #007ba1 · #854117 · #092c00 · #210600
#3D90B2 · #61A4C2 · #82B9D3 · #A2CEE4 · #C2E4F5
#006686 · #00516C · #003D53 · #002B3B · #001925
#327997 · #48778D · #597582
Its moderate chroma lets it work in mid-size areas — upholstery, secondary UI surfaces, editorial blocks — without overwhelming neighbors. In palettes it pairs most predictably with its tonal ramp and analogous neighbors; reserve the complementary hue for small, deliberate contrast.