#015F97Hyper Blue (#015F97) is a dark, soft sky blue with an OKLCH hue of 245°, lightness 0.47 and chroma 0.117. 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 | #015F97 |
|---|---|
| RGB | rgb(1, 95, 151) |
| HSL | hsl(202, 99%, 30%) |
| HSV | hsv(202, 99%, 59%) |
| CMYK | cmyk(99%, 37%, 0%, 41%) |
| CIE Lab | lab(38.6 -1.7 -37.1) |
| OKLCH | oklch(0.469 0.117 245) |
Under warm 2700K interior light Hyper Blue shifts subtly: drifts toward blue, loses intensity; in north-facing or shaded light it shifts subtly: drifts toward blue. Overall drift across common illuminants is small (max ΔE ≈ 1.7), so it is a lighting-stable choice.
#1e5d8e — ΔE 1.7, shifts subtly: drifts toward blue, loses intensity#136094 — ΔE 0.8, is virtually unchanged#015f97 — ΔE 0.0, is virtually unchanged#005f99 — ΔE 0.3, shifts subtly: drifts toward blueTest Hyper Blue 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 6.81:1 and against black 3.09:1, 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.
#7db4e2 · #4f8ec0 · #015f97 · #004570 · #00243f · #000816
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.
#288b9d · #00769b · #015f97 · #264884 · #2e326d · #2e1f53
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.
#b8acd9 · #9c85d4 · #7a7096 · #015f97 · #00436d · #002845
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.
#e9a561 · #697d8e · #015f97 · #1c405c · #03233b · #000a18
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#faf0e7 · #a5b3bf · #7a736c · #015f97 · #364450 · #070301
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.
#faf0e7 · #d5cac0 · #ada195 · #3d2f21 · #1c0d01 · #015f97
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#d0d8b3 · #a9acd0 · #f53e24 · #015f97 · #5d3b4a · #070931
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#ffefe0 · #e69b89 · #8a7200 · #015f97 · #6d2a1a · #080400
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ffecf0 · #e498a9 · #657f29 · #015f97 · #374a00 · #130003
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#ffebfa · #d69ac9 · #a26317 · #015f97 · #00502a · #150600
#3778AA · #5A91BD · #7CAAD1 · #9EC4E4 · #C1DEF7
#004F7F · #003F68 · #003051 · #00223C · #001428
#265F8A · #385E7E · #465D71
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.