#00BBEEBlue Bikini (#00BBEE) is a light, saturated sky blue with an OKLCH hue of 226°, lightness 0.74 and chroma 0.141. It sits on the cool side of the color wheel. In practice it behaves as an accent color: strong in focal moments, dominant over large fields.
| HEX | #00BBEE |
|---|---|
| RGB | rgb(0, 187, 238) |
| HSL | hsl(193, 100%, 47%) |
| HSV | hsv(193, 100%, 93%) |
| CMYK | cmyk(100%, 21%, 0%, 7%) |
| CIE Lab | lab(70.7 -21.5 -36.3) |
| OKLCH | oklch(0.738 0.141 226) |
Under warm 2700K interior light Blue Bikini 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 ≈ 2.5), so it is a lighting-stable choice.
#3fb7df — ΔE 2.5, shifts subtly: leans toward blue-green, loses intensity#2cbcea — ΔE 1.1, shifts only faintly, with no single dominant change#00bbee — ΔE 0.0, is virtually unchanged#00bcf1 — ΔE 0.5, is virtually unchangedTest Blue Bikini 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 2.25:1 and against black 9.34:1, so black text is the stronger pairing. That pairing passes WCAG AA for body text. Avoid white 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.
#e1f6ff · #75d8ff · #00bbee · #0089b0 · #00637f · #003e52
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.
#6ce7e6 · #3ad3ea · #00bbee · #40a0e1 · #5686cd · #606eb4
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.
#00bbee · #8188b7 · #00799c · #43449d · #003e51 · #181842
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.
#dff5ff · #b1d3e3 · #00bbee · #cc6935 · #367188 · #2a4f5e
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#feeee7 · #00bbee · #7d939c · #5e534f · #0f2630 · #040100
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 · #ad9d96 · #3b281f · #180701 · #00bbee
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#ffeee6 · #00bbee · #c77750 · #8c3900 · #3f1400 · #00050b
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#d3d9b3 · #00bbee · #8d765a · #9a4648 · #47312f · #051312
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ffecf5 · #00bbee · #c0719d · #5d5900 · #272400 · #080003
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#faecff · #00bbee · #aa78bd · #8c3900 · #0e2b00 · #200500
#4BC6F3 · #6ED1F8 · #8CDCFD · #ABE6FF · #CBEFFF
#0099C4 · #00799B · #005A74 · #003C4F · #00212E
#4FB8E0 · #70B5D2 · #88B1C3
Its chroma is high enough to carry accents, calls to action, and focal moments; large fields of it will dominate a composition. In palettes it pairs most predictably with its tonal ramp and analogous neighbors; reserve the complementary hue for small, deliberate contrast.